{"id":49183,"date":"2026-02-26T03:41:52","date_gmt":"2026-02-26T03:41:52","guid":{"rendered":"https:\/\/www.kdmsteel.com\/?p=49183"},"modified":"2026-03-07T10:31:13","modified_gmt":"2026-03-07T10:31:13","slug":"atmospheric-tank-vs-pressure-tank","status":"publish","type":"post","link":"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/","title":{"rendered":"\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\uff1a\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u305f\u3081\u306e\u8a73\u7d30\u6bd4\u8f03"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306b\u8caf\u8535\u3055\u308c\u308b\u6db2\u4f53\u306f\u3001\u904b\u8ee2\u6761\u4ef6\u304c\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002\u7523\u696d\u5206\u91ce\u306e\u8cfc\u8cb7\u62c5\u5f53\u8005\u3084\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u8981\u4ef6\u3068\u5b89\u5168\u57fa\u6e96\u306b\u57fa\u3065\u3044\u3066\u30bf\u30f3\u30af\u3092\u9078\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9078\u5b9a\u3092\u8aa4\u308b\u3068\u3001\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30b3\u30b9\u30c8\u3068\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u304c\u5897\u52a0\u3057\u307e\u3059\u3002\u672c\u7a3f\u3067\u306f\u3001\u5b9f\u7528\u7684\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u3001\u3053\u308c\u30892\u7a2e\u985e\u306e\u30bf\u30f3\u30af\u3092\u6bd4\u8f03\u3057\u307e\u3059\u3002.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u76ee\u6b21\u3092\u5207\u308a\u66ff\u3048\u308b\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u30c8\u30b0\u30eb<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#What_is_an_Atmospheric_Tank\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#What_is_a_Pressure_Tank\" >\u5727\u529b\u30bf\u30f3\u30af\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Major_Differences_between_Atmospheric_Tank_and_Pressure_Tank\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u4e3b\u306a\u9055\u3044<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#1_Operating_Pressure\" >1. \u4f5c\u52d5\u5727\u529b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#2_Design_and_Construction_Standards\" >2. \u8a2d\u8a08\u304a\u3088\u3073\u65bd\u5de5\u57fa\u6e96<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#3_Venting_vs_Sealing\" >3. \u901a\u6c17 vs. \u5bc6\u9589<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#4_Material_and_Structural_Requirements\" >4. \u6750\u6599\u304a\u3088\u3073\u69cb\u9020\u306b\u95a2\u3059\u308b\u8981\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#5_Safety_and_Risk_Profile\" >5. \u5b89\u5168\u6027\u304a\u3088\u3073\u30ea\u30b9\u30af\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#6_Installation_and_Support_Systems\" >6. \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304a\u3088\u3073\u30b5\u30dd\u30fc\u30c8\u30b7\u30b9\u30c6\u30e0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#7_Shape_and_Structural_Form\" >7. \u5f62\u72b6\u3068\u69cb\u9020<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#8_Regulatory_and_Inspection_Requirements\" >8. \u898f\u5236\u304a\u3088\u3073\u691c\u67fb\u8981\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#9_Cost_Considerations\" >9\uff0e\u8cbb\u7528\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#10_Typical_Uses_and_Applications\" >10\uff0e\u5178\u578b\u7684\u306a\u7528\u9014\u3068\u5fdc\u7528\u4f8b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Atmospheric_Tank_vs_Pressure_Tank_%E2%80%93_Which_One_Is_Best\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af \u2013 \u3069\u3061\u3089\u304c\u6700\u9069\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#FAQs\" >\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Can_an_atmospheric_tank_be_considered_a_pressure_vessel\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u5727\u529b\u5bb9\u5668\u3068\u307f\u306a\u305b\u308b\u3060\u308d\u3046\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#What_shapes_are_common_for_pressure_vessels\" >\u5727\u529b\u5bb9\u5668\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u5f62\u72b6\u304c\u4e00\u822c\u7684\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Are_there_atmospheric_tanks_controlled\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u7ba1\u7406\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Can_an_atmospheric_tank_require_special_permits\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306b\u306f\u7279\u5225\u306a\u8a31\u53ef\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Why_do_pressure_tanks_need_pressure_relief_devices\" >\u5727\u529b\u30bf\u30f3\u30af\u306b\u5727\u529b\u9003\u304c\u3057\u88c5\u7f6e\u304c\u5fc5\u8981\u306a\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Can_temperature_affect_pressure_inside_a_storage_tank\" >\u6e29\u5ea6\u306f\u8caf\u8535\u30bf\u30f3\u30af\u5185\u306e\u5727\u529b\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#How_often_are_atmospheric_tanks_inspected\" >\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u691c\u67fb\u3055\u308c\u307e\u3059\u304b\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Can_all_the_tanks_that_are_not_within_the_pressure_vessel_category_be_used_safely_in_high-pressure_environments\" >\u5727\u529b\u5bb9\u5668\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u542b\u307e\u308c\u306a\u3044\u3059\u3079\u3066\u306e\u30bf\u30f3\u30af\u306f\u3001\u9ad8\u5727\u74b0\u5883\u3067\u5b89\u5168\u306b\u4f7f\u7528\u3067\u304d\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/#Get_Your_Customized_Tanks_by_KDM_Steel\" >KDM Steel\u3067\u3042\u306a\u305f\u3060\u3051\u306e\u30ab\u30b9\u30bf\u30e0\u30bf\u30f3\u30af\u3092\u624b\u306b\u5165\u308c\u3088\u3046<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_an_Atmospheric_Tank\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49185\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-63.png\" alt=\"\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-63.png 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-63-150x84.png 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-63-768x432.png 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-63-18x10.png 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u6db2\u4f53\u306f\u5927\u6c17\u5727\u4e0b\u3067\u4fdd\u6301\u3055\u308c\u3001<\/span><a href=\"https:\/\/www.sciencedirect.com\/topics\/engineering\/atmospheric-tanks\"> <span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af<\/span><\/a><span style=\"font-weight: 400;\">. <\/span><span style=\"font-weight: 400;\">\u901a\u5e38\u306f1psi\u4ee5\u4e0b\u306e\u5927\u6c17\u5727\u3001API 650\u4ed8\u9332F\u306b\u5f93\u3063\u3066\u8a2d\u8a08\u3055\u308c\u305f\u5834\u5408\u306f\u6700\u59272.5psi\u307e\u3067\u3001\u5927\u6c17\u5727\u307e\u305f\u306f\u305d\u308c\u306b\u8fd1\u3044\u5727\u529b\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002. <\/span><span style=\"font-weight: 400;\">\u8a2d\u8a08\u8005\u306f\u3001\u904e\u5727\u3084\u6e29\u5ea6\u5909\u5316\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u63db\u6c17\u30b7\u30b9\u30c6\u30e0\u3092\u63a1\u7528\u3057\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u6c34\u3001\u71c3\u6599\u3001\u30ac\u30b9\u3092\u8caf\u8535\u3059\u308b\u305f\u3081\u306b\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 <\/span><span style=\"font-weight: 400;\">\u52a0\u5727\u4fdd\u7ba1\u3092\u5fc5\u8981\u3068\u3057\u306a\u3044\u5316\u5b66\u7269\u8cea\u3002.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_a_Pressure_Tank\"><\/span><b>\u5727\u529b\u30bf\u30f3\u30af\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49186\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-64.png\" alt=\"\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-64.png 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-64-150x84.png 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-64-768x432.png 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-64-18x10.png 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u6db2\u4f53\u306f\u3001\u5927\u6c17\u5727\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u9ad8\u3044\u5727\u529b\u3067\u52a0\u5727\u30bf\u30f3\u30af\u5185\u306b\u4fdd\u6301\u3055\u308c\u308b\u3002. <\/span><span style=\"font-weight: 400;\">\u901a\u5e38\u306e\u4f7f\u7528\u6761\u4ef6\u4e0b\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u5727\u529b\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002 <\/span><span style=\"font-weight: 400;\">15<\/span><span style=\"font-weight: 400;\"> \u30d7\u30b5\u30a4<\/span><span style=\"font-weight: 400;\">. \u6280\u8853\u8005\u306f\u3001\u30bf\u30f3\u30af\u5185\u90e8\u3067\u767a\u751f\u3059\u308b\u5fdc\u529b\u3092\u5b89\u5168\u306b\u7ba1\u7406\u3059\u308b\u305f\u3081\u306b\u3001\u5f37\u5316\u30b7\u30a7\u30eb\u3092\u5099\u3048\u305f\u5727\u529b\u30bf\u30f3\u30af\u3092\u8a2d\u8a08\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30bf\u30f3\u30af\u306f\u3001ASME\u5727\u529b\u5bb9\u5668\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u3001\u30ac\u30b9\u3001\u84b8\u6c17\u3001\u63ee\u767a\u6027\u6db2\u4f53\u3092\u53d6\u308a\u6271\u3044\u307e\u3059\u3002.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Major_Differences_between_Atmospheric_Tank_and_Pressure_Tank\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u4e3b\u306a\u9055\u3044<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49187\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Untitled-design-2.png\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Untitled-design-2.png 1920w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Untitled-design-2-150x84.png 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Untitled-design-2-768x432.png 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Untitled-design-2-1536x864.png 1536w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/Untitled-design-2-18x10.png 18w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Operating_Pressure\"><\/span><b>1. <\/b><b>\u4f5c\u52d5\u5727\u529b<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u307b\u307c\u5468\u56f2\u5727\u529b\u3067\u904b\u8ee2\u3055\u308c\u3001\u8a2d\u8a08\u5727\u529b\u306f1psi\u672a\u6e80\u306b\u7dad\u6301\u3055\u308c\u308b\u3002. <\/span><span style=\"font-weight: 400;\">\u8239\u4f53\u306f\u3001\u9759\u6c34\u5727\u306b\u3088\u308b\u8377\u91cd\u306b\u8010\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u306e\u307f\u88dc\u5f37\u3055\u308c\u3066\u3044\u308b\u3002.<\/span> <span style=\"font-weight: 400;\">\u8a2d\u8a08\u57fa\u6e96\u3067\u306f\u3001\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306b\u9ad8\u3044\u6301\u7d9a\u7684\u306a\u5185\u90e8\u5727\u529b\u3092\u304b\u3051\u308b\u5fc5\u8981\u306f\u306a\u3044\u3002\u306a\u305c\u306a\u3089\u3001\u30bf\u30f3\u30af\u306f\u4f4e\u63ee\u767a\u6027\u306e\u6db2\u4f53\u3092\u8caf\u8535\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3042\u308b\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001\u5927\u6c17\u5727\u3092\u8d85\u3048\u308b\u5727\u529b\u3067\u904b\u8ee2\u3055\u308c\u3001\u6700\u5927\u8a31\u5bb9\u4f7f\u7528\u5727\u529b\uff08MAWP\uff09\u304c\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5468\u65b9\u5411\u5fdc\u529b\u3068\u7e26\u65b9\u5411\u5fdc\u529b\u306f\u5185\u90e8\u5727\u529b\u306b\u3088\u3063\u3066\u767a\u751f\u3057\u3001\u30b7\u30a7\u30eb\u539a\u3068\u63a5\u5408\u90e8\u306e\u52b9\u7387\u306b\u57fa\u3065\u3044\u3066\u8a08\u7b97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u898f\u683c\u3067\u306f\u3001\u30bf\u30f3\u30af\u306f\u901a\u5e38\u904b\u8ee2\u6642\u306b\u7dad\u6301\u3055\u308c\u308bMAWP\u3067\u8a2d\u8a08\u3055\u308c\u308b\u3053\u3068\u304c\u898f\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Design_and_Construction_Standards\"><\/span><b>2. <\/b><b>\u8a2d\u8a08\u304a\u3088\u3073\u5efa\u8a2d\u57fa\u6e96<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001<\/span><a href=\"https:\/\/kdmfab.com\/api-650-tank\/\"><span style=\"font-weight: 400;\"> API 650<\/span><\/a><span style=\"font-weight: 400;\">. <\/span><span style=\"font-weight: 400;\">\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001\u901a\u5e38\u904b\u8ee2\u6642\u306e\u5185\u90e8\u5727\u529b\u306f\u7121\u8996\u3067\u304d\u308b\u7a0b\u5ea6\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3057\u3066\u3044\u308b\u3002. <\/span><span style=\"font-weight: 400;\">\u30b7\u30a7\u30eb\u539a\u306e\u8a08\u7b97\u306f\u3001\u6db2\u4f53\u306e\u6bd4\u91cd\u3068\u5145\u586b\u9ad8\u3055\u306b\u57fa\u3065\u3044\u3066\u884c\u308f\u308c\u307e\u3059\u3002\u5c4b\u6839\u69cb\u9020\u306f\u3001\u98a8\u8377\u91cd\u3068\u71b1\u81a8\u5f35\u306b\u3088\u308b\u63da\u529b\u306e\u307f\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002. <\/span><span style=\"font-weight: 400;\">\u98a8\u8377\u91cd\u304a\u3088\u3073\u5730\u9707\u8377\u91cd\u306b\u5bfe\u3059\u308b\u5fdc\u529b\u8a08\u7b97\u306f\u5fc5\u8981\u3067\u3042\u308b\u304c\u3001\u5185\u90e8\u5727\u529b\u5fdc\u529b\u8a08\u7b97\u5f0f\u306f\u9069\u7528\u3067\u304d\u306a\u3044\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001ASME\u30dc\u30a4\u30e9\u30fc\u30fb\u5727\u529b\u5bb9\u5668\u898f\u683c\u306b\u57fa\u3065\u3044\u3066\u88fd\u9020\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u898f\u683c\u3067\u8003\u616e\u3055\u308c\u308b\u4e3b\u306a\u8a2d\u8a08\u8377\u91cd\u306f\u5185\u90e8\u5727\u529b\u3067\u3059\u3002\u30b7\u30a7\u30eb\u539a\u306e\u8a08\u7b97\u306b\u306f\u3001\u8a31\u5bb9\u5fdc\u529b\u5024\u3068\u63a5\u5408\u52b9\u7387\u4fc2\u6570\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002. <\/span><span style=\"font-weight: 400;\">\u88fd\u9020\u306b\u306f\u3001\u8cc7\u683c\u306e\u3042\u308b\u6eb6\u63a5\u624b\u9806\u3068\u5fc5\u9808\u306e\u6c34\u5727\u8a66\u9a13\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Venting_vs_Sealing\"><\/span><b>3. <\/b><b>\u63db\u6c17 vs \u5bc6\u9589<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306b\u306f\u3001\u5185\u90e8\u5727\u529b\u304c\u8a2d\u8a08\u9650\u754c\u3092\u8d85\u3048\u306a\u3044\u3088\u3046\u306b\u3001\u901a\u5e38\u7528\u304a\u3088\u3073\u7dca\u6025\u7528\u306e\u901a\u6c17\u53e3\u304c\u5099\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002API 2000\u306e\u898f\u5b9a\u306b\u3088\u308c\u3070\u3001\u7dca\u6025\u6642\u306e\u901a\u6c17\u306f\u706b\u707d\u306b\u3088\u308b\u71b1\u5165\u529b\u3068\u307f\u306a\u3055\u308c\u307e\u3059\u3002\u901a\u6c17\u53e3\u304c\u8a70\u307e\u308b\u3068\u3001\u4f4e\u3044\u5dee\u5727\u3067\u3082\u5c4b\u6839\u304c\u6301\u3061\u4e0a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306f\u5bc6\u9589\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u5b89\u5168\u5f01\u306f\u6700\u5927\u8a31\u5bb9\u4f7f\u7528\u5727\u529b\uff08MAWP\uff09\u3092\u4e0b\u56de\u3089\u306a\u3044\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5b89\u5168\u5f01\u306f\u3001\u8a2d\u8a08\u9650\u754c\u3092\u8d85\u3048\u308b\u904e\u5727\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u306e\u307f\u958b\u304d\u307e\u3059\u3002ASME\u898f\u683c\u3067\u306f\u3001\u7570\u5e38\u4e8b\u614b\u3084\u706b\u707d\u767a\u751f\u6642\u306b\u5727\u529b\u4e0a\u6607\u3092\u9632\u3050\u305f\u3081\u3001\u5f01\u306e\u30b5\u30a4\u30ba\u3092\u8a8d\u8a3c\u306b\u57fa\u3065\u3044\u3066\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u304c\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Material_and_Structural_Requirements\"><\/span><b>4. <\/b><b>\u6750\u6599\u304a\u3088\u3073\u69cb\u9020\u306b\u95a2\u3059\u308b\u8981\u4ef6<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5341\u5206\u306a\u964d\u4f0f\u5f37\u5ea6\uff08\u4f8b\u3048\u3070\u3001250 MPa\u4ee5\u4e0a\uff09\u3092\u6709\u3059\u308b\u70ad\u7d20\u92fc\u677f\u304c\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002.<\/span><span style=\"font-weight: 400;\"> \u69cb\u9020\u8a2d\u8a08\u306f\u3001\u9759\u6c34\u5727\u306b\u3088\u308b\u5411\u304b\u3044\u98a8\u8377\u91cd\u3068\u5730\u9707\u8377\u91cd\u306b\u8010\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u677f\u539a\u306f\u3001\u5727\u529b\u5fdc\u529b\u8a08\u7b97\u3067\u306f\u306a\u304f\u3001\u6db2\u9762\u306e\u9ad8\u3055\u3092\u4e0a\u3052\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5897\u52a0\u3055\u305b\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001\u5f15\u5f35\u5f37\u5ea6\u3068\u885d\u6483\u7279\u6027\u304c\u898f\u5b9a\u3055\u308c\u305f\u8010\u5727\u70ad\u7d20\u92fc\u307e\u305f\u306f\u5408\u91d1\u92fc\u3067\u4f5c\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u6750\u6599\u306e\u9078\u629e\u306f\u3001\u8a2d\u8a08\u6e29\u5ea6\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u308b\u8a31\u5bb9\u5fdc\u529b\u30ec\u30d9\u30eb\u306b\u57fa\u3065\u3044\u3066\u884c\u308f\u308c\u307e\u3059\u3002. <\/span><span style=\"font-weight: 400;\">\u30b7\u30a7\u30eb\u539a\u306f\u3001\u5185\u5727\u3001\u8a31\u5bb9\u5fdc\u529b\u3001\u304a\u3088\u3073\u63a5\u5408\u90e8\u306e\u52b9\u7387\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u308b\u3002\u9759\u6c34\u5727\u306f\u4e8c\u6b21\u7684\u306a\u8003\u616e\u4e8b\u9805\u3067\u3042\u308b\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Safety_and_Risk_Profile\"><\/span><b>5. <\/b><b>\u5b89\u5168\u6027\u304a\u3088\u3073\u30ea\u30b9\u30af\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u4e2d\u306e\u30bf\u30f3\u30af\u306f\u3001\u5185\u90e8\u5727\u529b\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u4e00\u65b9\u3067\u3001\u84b8\u6c17\u306e\u653e\u51fa\u306b\u5bfe\u3057\u3066\u306f\u3088\u308a\u8106\u5f31\u3067\u3042\u308b\u3002.<\/span> <span style=\"font-weight: 400;\">\u3053\u308c\u3089\u306f\u3001\u5c4b\u6839\u306e\u9686\u8d77\u3001\u5916\u6bbb\u306e\u5ea7\u5c48\u3001\u304a\u3088\u3073\u30ea\u30e0\u30b7\u30fc\u30eb\u706b\u707d\u3067\u3042\u308b\u3002.<\/span> <span style=\"font-weight: 400;\">\u4f4e\u3044\u4f5c\u52d5\u5727\u529b\u306f\u3001\u84c4\u7a4d\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u8a2d\u8a08\u306b\u3064\u306a\u304c\u308b\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u9ad8\u5727\u4e0b\u3067\u904b\u8ee2\u3055\u308c\u308b\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001\u5185\u90e8\u306b\u76f8\u5f53\u91cf\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u84c4\u7a4d\u3057\u307e\u3059\u3002\u7834\u640d\u6642\u306b\u306f\u3001\u6025\u901f\u306a\u5206\u89e3\u3001\u7834\u7815\u3001\u7206\u767a\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u898f\u683c\u3067\u306f\u3001\u7834\u88c2\u4e8b\u6545\u3084\u75b2\u52b4\u306b\u3088\u308b\u30ea\u30b9\u30af\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001\u5b89\u5168\u7387\u306e\u78ba\u4fdd\u3001\u5727\u529b\u89e3\u653e\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u7f6e\u3001\u5b9a\u671f\u7684\u306a\u70b9\u691c\u304c\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Installation_and_Support_Systems\"><\/span><b>6. <\/b><b>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304a\u3088\u3073\u30b5\u30dd\u30fc\u30c8\u30b7\u30b9\u30c6\u30e0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001\u9759\u6c34\u5727\u8377\u91cd\u306b\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u74b0\u72b6\u58c1\u307e\u305f\u306f\u30b9\u30e9\u30d6\u57fa\u790e\u306e\u4e0a\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u3002.<\/span><span style=\"font-weight: 400;\"> \u57fa\u790e\u8a2d\u8a08\u306f\u3001\u4e0d\u540c\u6c88\u4e0b\u9650\u754c\u5024\u3092\u7528\u3044\u3066\u3001\u30bf\u30f3\u30af\u306e\u5927\u304d\u306a\u76f4\u5f84\u306b\u57fa\u3065\u3044\u3066\u6c7a\u5b9a\u3055\u308c\u308b\u3002\u98a8\u8377\u91cd\u6841\u306f\u3001\u5185\u90e8\u5727\u529b\u304c\u69cb\u9020\u7684\u306a\u525b\u6027\u5411\u4e0a\u306b\u5bc4\u4e0e\u3057\u306a\u3044\u305f\u3081\u3001\u6a2a\u98a8\u8377\u91cd\u306b\u5bfe\u3057\u3066\u8010\u6027\u304c\u3042\u308b\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001\u5727\u529b\u63a8\u529b\u8377\u91cd\u3068\u71b1\u8377\u91cd\u3092\u652f\u3048\u308b\u30b9\u30ab\u30fc\u30c8\u3001\u30b5\u30c9\u30eb\u3001\u307e\u305f\u306f\u30e9\u30b0\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002\u652f\u6301\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u5730\u9707\u52a0\u901f\u5ea6\u3068\u8ef8\u65b9\u5411\u5727\u529b\u306b\u8010\u3048\u307e\u3059\u3002\u30a2\u30f3\u30ab\u30fc\u30dc\u30eb\u30c8\u306f\u3001\u901a\u5e38\u904b\u8ee2\u6642\u304a\u3088\u3073\u7570\u5e38\u904b\u8ee2\u6642\u306b\u304a\u3051\u308b\u5185\u90e8\u5727\u529b\u306b\u3088\u308b\u63da\u529b\u306b\u8010\u3048\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Shape_and_Structural_Form\"><\/span><b>7. <\/b><b>\u5f62\u72b6\u3068\u69cb\u9020<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001\u76f4\u5f84\u304c\u5927\u304d\u304f\u8089\u539a\u306e\u8584\u3044\u5186\u7b52\u5f62\u306e\u30b7\u30a7\u30eb\u306b\u3001\u5e73\u3089\u306a\u5186\u9310\u5f62\u307e\u305f\u306f\u30c9\u30fc\u30e0\u5f62\u306e\u5c4b\u6839\u304c\u4ed8\u3044\u305f\u69cb\u9020\u3092\u3057\u3066\u3044\u308b\u3002\u5185\u90e8\u5727\u529b\u304c\u4f4e\u3044\u305f\u3081\u3001\u9ad8\u3055\u306b\u5236\u9650\u306e\u3042\u308b\u8a2d\u8a08\u304c\u53ef\u80fd\u3068\u306a\u308b\u3002\u30b7\u30a7\u30eb\u306e\u5b89\u5b9a\u6027\u306f\u3001\u5727\u529b\u306b\u3088\u308b\u5fdc\u529b\u5206\u5e03\u3067\u306f\u306a\u304f\u3001\u76f4\u5f84\u3068\u8089\u539a\u306e\u6bd4\u7387\u304a\u3088\u3073\u9759\u6c34\u5727\u306b\u3088\u3063\u3066\u6c7a\u307e\u308b\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001\u5185\u90e8\u5727\u529b\u3092\u52b9\u7387\u7684\u306b\u4fdd\u6301\u3059\u308b\u305f\u3081\u306b\u5186\u7b52\u5f62\u307e\u305f\u306f\u7403\u5f62\u306e\u5f62\u72b6\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u7403\u5f62\u306f\u5fdc\u529b\u5206\u5e03\u3092\u5747\u4e00\u306b\u3057\u307e\u3059\u304c\u3001\u5186\u7b52\u5f62\u306e\u5834\u5408\u306f\u3001\u7aef\u90e8\u3067\u306e\u5fdc\u529b\u96c6\u4e2d\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u306b\u76bf\u72b6\u306e\u93e1\u677f\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002.<\/span><span style=\"font-weight: 400;\"> \u76bf\u5f62\u93e1\u677f\u306f\u3001\u30b7\u30a7\u30eb\u63a5\u5408\u90e8\u306b\u304a\u3051\u308b\u5fdc\u529b\u96c6\u4e2d\u3092\u89e3\u6d88\u3057\u307e\u3059\u3002\u76f4\u5f84\u3068\u539a\u3055\u306e\u6bd4\u7387\u304c\u5c0f\u3055\u304f\u306a\u308b\u305f\u3081\u3001\u9ad8\u3044\u5185\u5727\u3092\u5b89\u5168\u306b\u4fdd\u6301\u3067\u304d\u3001\u5909\u5f62\u6319\u52d5\u3082\u4e88\u6e2c\u53ef\u80fd\u3067\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Regulatory_and_Inspection_Requirements\"><\/span><b>8. <\/b><b>\u898f\u5236\u304a\u3088\u3073\u691c\u67fb\u8981\u4ef6<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306fAPI 653\u898f\u683c\u306b\u5f93\u3063\u3066\u691c\u67fb\u3055\u308c\u307e\u3059\u3002\u691c\u67fb\u9805\u76ee\u306b\u306f\u3001\u30b7\u30a7\u30eb\u8150\u98df\u3001\u5e95\u677f\u306e\u8584\u8089\u5316\u3001\u6c88\u4e0b\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u904b\u8ee2\u5727\u529b\u304c1psi\u672a\u6e80\u3067\u3001\u84c4\u7a4d\u30a8\u30cd\u30eb\u30ae\u30fc\u91cf\u3082\u5c11\u306a\u3044\u305f\u3081\u3001\u5185\u90e8\u691c\u67fb\u306f\u6bd4\u8f03\u7684\u9577\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u5b9f\u65bd\u3055\u308c\u307e\u3059\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306e\u691c\u67fb\u306f <\/span><span style=\"font-weight: 400;\">\u306b\u5f93\u3063\u3066<\/span><a href=\"https:\/\/www.asme.org\/codes-standards\/bpvc-standards\"> <span style=\"font-weight: 400;\">ASME\u30dc\u30a4\u30e9\u30fc\u304a\u3088\u3073\u5727\u529b\u5bb9\u5668\u898f\u683c<\/span><\/a> <span style=\"font-weight: 400;\">\u8981\u4ef6\u304a\u3088\u3073\u7ba1\u8f44\u533a\u57df\u306e\u898f\u5236\u3002.<\/span><span style=\"font-weight: 400;\"> \u3053\u306e\u691c\u67fb\u3067\u306f\u3001\u5727\u529b\u5883\u754c\u306e\u8a55\u4fa1\u3068\u5b89\u5168\u5f01\u306e\u8a66\u9a13\u304c\u884c\u308f\u308c\u307e\u3059\u3002. <\/span><span style=\"font-weight: 400;\">\u904b\u8ee2\u5727\u529b\u304c\u9ad8\u304f\u306a\u308b\u3068\u3001\u70b9\u691c\u9593\u9694\u3092\u77ed\u7e2e\u3057\u3001\u3088\u308a\u53b3\u683c\u306a\u5065\u5168\u6027\u8a55\u4fa1\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"9_Cost_Considerations\"><\/span><b>9. <\/b><b>\u30b3\u30b9\u30c8\u306e\u8003\u616e<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001\u8a2d\u8a08\u5727\u529b\u304c\u4f4e\u304f\u3001\u5916\u677f\u306e\u539a\u307f\u3082\u8584\u3044\u305f\u3081\u3001\u30b3\u30b9\u30c8\u304c\u6291\u3048\u3089\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u5916\u677f\u306e\u539a\u3055\u306f6\uff5e25mm\u3067\u3059\u3002\u6eb6\u63a5\u306f\u5168\u9762\u653e\u5c04\u7dda\u691c\u67fb\u306a\u3057\u3067\u884c\u308f\u308c\u307e\u3059\u3002\u691c\u67fb\u983b\u5ea6\u304c\u5c11\u306a\u3044\u305f\u3081\u3001\u9577\u671f\u7684\u306b\u898b\u3066\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u8cbb\u7528\u3068\u6cd5\u4ee4\u9075\u5b88\u8cbb\u7528\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u9ad8\u5727\u4e0b\u3067\u306f30mm\u3092\u8d85\u3048\u308b\u539a\u3044\u5916\u6bbb\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001\u5727\u529b\u30bf\u30f3\u30af\u306e\u4fa1\u683c\u306f\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002\u9ad8\u54c1\u8cea\u306e\u6750\u6599\u306e\u4f7f\u7528\u3068\u9ad8\u3044\u52b9\u7387\u6027\u3078\u306e\u8981\u6c42\u3082\u3001\u88fd\u9020\u3092\u8907\u96d1\u306b\u3059\u308b\u8981\u56e0\u3067\u3059\u3002\u653e\u5c04\u7dda\u691c\u67fb\u3001\u6c34\u5727\u8a66\u9a13\u3001\u304a\u3088\u3073\u5b89\u5168\u5f01\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u7f6e\u8cbb\u7528\u306f\u5fc5\u9808\u3067\u3042\u308a\u3001\u521d\u671f\u8cbb\u7528\u3068\u9577\u671f\u7684\u306a\u691c\u67fb\u8cbb\u7528\u3092\u5897\u52a0\u3055\u305b\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"10_Typical_Uses_and_Applications\"><\/span><b>10\uff0e\u5178\u578b\u7684\u306a\u7528\u9014\u3068\u5fdc\u7528\u4f8b<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001\u5316\u5b66\u85ac\u54c1\u3001\u539f\u6cb9\u3001\u6c34\u306a\u3069\u306e\u4f4e\u63ee\u767a\u6027\u6db2\u4f53\u3092\u5927\u91cf\u306b\u8caf\u8535\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u904b\u8ee2\u5727\u529b\u306f1psi\u672a\u6e80\u3067\u3059\u3002\u4e00\u5b9a\u306e\u6d41\u91cf\u3067\u3001\u5727\u529b\u3092\u5c01\u3058\u8fbc\u3081\u308b\u5fc5\u8981\u306e\u306a\u3044\u5927\u91cf\u8caf\u8535\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"> \u00a0 <\/span> <b>\u5727\u529b\u30bf\u30f3\u30af\uff1a<\/b><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u30ac\u30b9\u3001\u84b8\u6c17\u3001\u63ee\u767a\u6027\u6db2\u4f53\u306e\u5727\u529b\u8caf\u8535\u304c\u3042\u308a\u3001\u6700\u5927\u9650\u306e\u5236\u5fa1\u304c\u5fc5\u8981\u306a\u9818\u57df\u3084\u30d7\u30ed\u30bb\u30b9\u3067\u5727\u529b\u30bf\u30f3\u30af\u3092\u898b\u3064\u3051\u307e\u3059\u3002\u5727\u529b\u30bf\u30f3\u30af\u306f\u300115 psi \u3092\u8d85\u3048\u308b\u5727\u529b\u3067\u983b\u7e41\u306b\u904b\u8ee2\u3055\u308c\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u53cd\u5fdc\u5668\u3084\u30b5\u30fc\u30b8\u5bb9\u5668\u3068\u3057\u3066\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002, <\/span><span style=\"font-weight: 400;\">\u5727\u529b\u5c01\u3058\u8fbc\u3081\u304c\u5fc5\u8981\u306a\u5834\u5408\u3002.<\/span><b>\u00a0<\/b><\/p>\n<table>\n<tbody>\n<tr>\n<td><b>\u30d1\u30e9\u30e1\u30fc\u30bf<\/b><\/td>\n<td><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af<\/b><\/td>\n<td><b>\u5727\u529b\u30bf\u30f3\u30af<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u4f5c\u52d5\u5727\u529b<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u306b\u8fd1\u3044\uff08\u22641\uff5e2.5 psig\uff09<\/span><\/td>\n<td><span style=\"font-weight: 400;\">15 psig\u4ee5\u4e0a<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u8a2d\u8a08\u8377\u91cd\u306e\u898f\u5b9a<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u9759\u6c34\u5727\u6db2\u9762<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5185\u90e8\u5727\u529b\u5fdc\u529b<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u30c7\u30b6\u30a4\u30f3\u30b3\u30fc\u30c9<\/span><\/td>\n<td><span style=\"font-weight: 400;\">API 650<\/span><\/td>\n<td><span style=\"font-weight: 400;\">ASME\u30bb\u30af\u30b7\u30e7\u30f3VIII<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u611a\u75f4\u3092\u3053\u307c\u3059<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u958b\u653e\u578b\uff0f\u901a\u6c17\u30b7\u30b9\u30c6\u30e0<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5b89\u5168\u5f01\u4ed8\u304d\u5bc6\u9589\u30b7\u30b9\u30c6\u30e0<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u30b7\u30a7\u30eb\u539a\u3055\u57fa\u6e96<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u6db2\u9762\u9ad8\u3055\u3068\u6bd4\u91cd<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u6700\u5927\u8a31\u5bb9\u4f5c\u696d\u5727\u529b\uff08MAWP\uff09\u304a\u3088\u3073\u8a31\u5bb9\u5fdc\u529b<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u69cb\u9020\u5f62\u614b<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5927\u5f84\u3001\u8584\u8089<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u539a\u8089\u5186\u7b52\u5f62\uff0f\u7403\u5f62<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u84c4\u7a4d\u3055\u308c\u305f\u30a8\u30cd\u30eb\u30ae\u30fc<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u4f4e\u3044<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u9ad8\u3044<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u691c\u67fb\u57fa\u6e96<\/span><\/td>\n<td><span style=\"font-weight: 400;\">API 653<\/span><\/td>\n<td><span style=\"font-weight: 400;\">API 510 \/ NBIC<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u88fd\u9020\u306e\u8907\u96d1\u3055<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u9069\u5ea6<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u9ad8\uff08\u975e\u7834\u58ca\u691c\u67fb\u304a\u3088\u3073\u6c34\u5727\u8a66\u9a13\u304c\u5fc5\u8981\uff09<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">\u6a19\u6e96\u7684\u306a\u30b5\u30fc\u30d3\u30b9<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u5927\u91cf\u6db2\u4f53\u8caf\u8535<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u30ac\u30b9\uff0f\u63ee\u767a\u6027\u6d41\u4f53\u306e\u5c01\u3058\u8fbc\u3081<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Atmospheric_Tank_vs_Pressure_Tank_%E2%80%93_Which_One_Is_Best\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af \u2013 \u3069\u3061\u3089\u304c\u6700\u9069\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49188\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-65.png\" alt=\"\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-65.png 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-65-150x84.png 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-65-768x432.png 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-65-18x10.png 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001\u8caf\u8535\u5bfe\u8c61\u304c\u4f4e\u63ee\u767a\u6027\u6db2\u4f53\u3067\u3001\u5185\u90e8\u5727\u529b\u304c\u7121\u8996\u3067\u304d\u308b\u5834\u5408\u306b\u6700\u9069\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30bf\u30f3\u30af\u306f\u3001\u5fdc\u529b\u306b\u95a2\u9023\u3059\u308b\u5727\u529b\u3068\u7834\u640d\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3088\u3046\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5927\u53e3\u5f84\u69cb\u9020\u3092\u7528\u3044\u305f\u5927\u5bb9\u91cf\u8caf\u8535\u306f\u3001\u88fd\u9020\u8981\u4ef6\u304c\u6bd4\u8f03\u7684\u5358\u7d14\u3067\u3059\u3002\u901a\u6c17\u5236\u5fa1\u3001\u8150\u98df\u8a31\u5bb9\u5024\u3001\u6c88\u4e0b\u8a31\u5bb9\u5024\u304c\u6027\u80fd\u3092\u5de6\u53f3\u3059\u308b\u8981\u56e0\u3067\u3042\u308a\u3001\u5727\u529b\u4fdd\u6301\u304c\u91cd\u8981\u3067\u306f\u306a\u3044\u7528\u9014\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u30bf\u30f3\u30af\u306e\u8a2d\u8a08\u306f\u3001\u8a08\u7b97\u3055\u308c\u305f\u30b7\u30a7\u30eb\u539a\u3068\u5b89\u5168\u5f01\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u3063\u3066\u3001\u84c4\u7a4d\u3055\u308c\u305f\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u53d6\u308a\u6271\u3044\u3092\u78ba\u5b9f\u306b\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5c0f\u578b\u5316\u3068\u9ad8\u7cbe\u5ea6\u306a\u5236\u5fa1\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u5727\u529b\u30bf\u30f3\u30af\u306f\u3001\u8010\u5727\u6027\u80fd\u3001\u5b89\u5168\u6027\u3001\u304a\u3088\u3073\u898f\u5236\u9075\u5b88\u8981\u4ef6\u306b\u57fa\u3065\u3044\u3066\u9078\u5b9a\u3055\u308c\u307e\u3059\u3002.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><b>\u3088\u304f\u3042\u308b\u8cea\u554f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Can_an_atmospheric_tank_be_considered_a_pressure_vessel\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u5727\u529b\u5bb9\u5668\u3068\u307f\u306a\u305b\u308b\u3060\u308d\u3046\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u30011 psi \u306b\u5236\u9650\u3055\u308c\u305f\u5727\u529b\u3067\u88fd\u9020\u3055\u308c\u308b\u3082\u306e\u3068\u3059\u308b\u304c\u3001API 650 \u4ed8\u9332 F \u306b\u5f93\u3063\u3066\u88fd\u9020\u3059\u308b\u5834\u5408\u306f\u3001\u6700\u5927 2.5 psi \u307e\u3067\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"What_shapes_are_common_for_pressure_vessels\"><\/span><b>\u5727\u529b\u5bb9\u5668\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u5f62\u72b6\u304c\u4e00\u822c\u7684\u3067\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5727\u529b\u5bb9\u5668\u306f\u3001\u4e00\u822c\u7684\u306b\u5186\u7b52\u5f62\u3067\u3001\u4e21\u7aef\u304c\u76bf\u5f62\u307e\u305f\u306f\u7403\u5f62\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5f62\u72b6\u306f\u3001\u5185\u90e8\u306e\u5727\u529b\u5fdc\u529b\u3092\u5747\u7b49\u306b\u5206\u6563\u3055\u305b\u308b\u305f\u3081\u3067\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Are_there_atmospheric_tanks_controlled\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u7ba1\u7406\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u306f\u3044\u3002API 650\u3067\u306f\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u898f\u5236\u5bfe\u8c61\u3067\u3042\u308a\u3001API 653\u3067\u306f\u691c\u67fb\u5bfe\u8c61\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_an_atmospheric_tank_require_special_permits\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306b\u306f\u7279\u5225\u306a\u8a31\u53ef\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u306f\u3044\u3002\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3001\u305d\u306e\u5927\u304d\u3055\u3001\u8a2d\u7f6e\u5834\u6240\u3001\u8caf\u8535\u3059\u308b\u6db2\u4f53\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u3001\u7279\u5225\u306a\u8a31\u53ef\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Why_do_pressure_tanks_need_pressure_relief_devices\"><\/span><b>\u5727\u529b\u30bf\u30f3\u30af\u306b\u5727\u529b\u9003\u304c\u3057\u88c5\u7f6e\u304c\u5fc5\u8981\u306a\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5b89\u5168\u5f01\u306f\u3001\u706b\u707d\u767a\u751f\u6642\u306b\u5185\u90e8\u5727\u529b\u304c\u6700\u5927\u8a31\u5bb9\u4f7f\u7528\u5727\u529b\uff08MAWP\uff09\u3092\u8d85\u3048\u308b\u306e\u3092\u9632\u3050\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_temperature_affect_pressure_inside_a_storage_tank\"><\/span><b>\u6e29\u5ea6\u306f\u8caf\u8535\u30bf\u30f3\u30af\u5185\u306e\u5727\u529b\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u7279\u306b\u5bc6\u9589\u3055\u308c\u305f\u52a0\u5727\u30bf\u30f3\u30af\u3067\u306f\u3001\u6e29\u5ea6\u304c\u4e0a\u6607\u3059\u308b\u3068\u3001\u84b8\u6c17\u5727\u3068\u5185\u90e8\u5727\u529b\u304c\u4e0a\u6607\u3059\u308b\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"How_often_are_atmospheric_tanks_inspected\"><\/span><b>\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u691c\u67fb\u3055\u308c\u307e\u3059\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u5927\u6c17\u5727\u30bf\u30f3\u30af\u306f5\uff5e10\u5e74\u3054\u3068\u306b\u70b9\u691c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u70b9\u691c\u983b\u5ea6\u306f\u8150\u98df\u306e\u9032\u884c\u901f\u5ea6\u3068\u4f7f\u7528\u72b6\u6cc1\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_all_the_tanks_that_are_not_within_the_pressure_vessel_category_be_used_safely_in_high-pressure_environments\"><\/span><b>\u5727\u529b\u5bb9\u5668\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u542b\u307e\u308c\u306a\u3044\u3059\u3079\u3066\u306e\u30bf\u30f3\u30af\u306f\u3001\u9ad8\u5727\u74b0\u5883\u3067\u5b89\u5168\u306b\u4f7f\u7528\u3067\u304d\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u3044\u3044\u3048\u3002 <\/span><span style=\"font-weight: 400;\">\u5727\u529b\u306b\u8010\u3048\u3089\u308c\u305a\u3001\u69cb\u9020\u7684\u306a\u652f\u3048\u3082\u6b20\u5982\u3057\u3066\u3044\u308b\u30bf\u30f3\u30af\u306f\u3001\u8a2d\u8a08\u4e0a\u306e\u9650\u754c\u3092\u8d85\u3048\u308b\u5727\u529b\u304c\u304b\u304b\u308b\u3068\u5012\u58ca\u3059\u308b\u3002.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Get_Your_Customized_Tanks_by_KDM_Steel\"><\/span><b>KDM Steel\u3067\u3042\u306a\u305f\u3060\u3051\u306e\u30ab\u30b9\u30bf\u30e0\u30bf\u30f3\u30af\u3092\u624b\u306b\u5165\u308c\u3088\u3046<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-49189\" src=\"http:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-66.png\" alt=\"\" width=\"1280\" height=\"720\" srcset=\"https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-66.png 1280w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-66-150x84.png 150w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-66-768x432.png 768w, https:\/\/www.kdmsteel.com\/wp-content\/uploads\/2026\/02\/ARTICLE-66-18x10.png 18w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">KDM\u30b9\u30c1\u30fc\u30eb<\/span> <span style=\"font-weight: 400;\">\u5f53\u793e\u306f\u3001\u53b3\u5bc6\u306a\u8a2d\u8a08\u57fa\u6e96\u3068\u30d7\u30ed\u30bb\u30b9\u898f\u683c\u306b\u57fa\u3065\u304d\u3001\u5927\u6c17\u5727\u30bf\u30f3\u30af\u304a\u3088\u3073\u5727\u529b\u30bf\u30f3\u30af\u306e\u8a2d\u8a08\u30fb\u88fd\u9020\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002\u7523\u696d\u8981\u4ef6\u306b\u6e96\u62e0\u3057\u305f\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u3001\u8a2d\u8a08\u30ec\u30d3\u30e5\u30fc\u3001\u88fd\u9020\u3001\u7d0d\u54c1\u306b\u81f3\u308b\u307e\u3067\u3001\u6027\u80fd\u3068\u8981\u4ef6\u306e\u4e21\u9762\u3067\u9ad8\u3044\u4fe1\u983c\u6027\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002.<\/span><a href=\"https:\/\/www.kdmsteel.com\/ja\/\u63a5\u89e6\/\"> <span style=\"font-weight: 400;\">\u63a5\u89e6<\/span><\/a> <span style=\"font-weight: 400;\">\u79c1\u305f\u3061<\/span><span style=\"font-weight: 400;\"> \u305d\u3057\u3066\u3001\u3042\u306a\u305f\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u3064\u3044\u3066\u8a71\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Liquids in atmospheric tanks and pressure tanks are stored at very dissimilar operating conditions. Industrial purchasers and engineers must select the tank based on process requirements and safety codes. Incorrect selection increases lifecycle costs and downtime. This article compares the two tanks with respect to practical engineering requirements. What is an Atmospheric Tank? The liquids [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":49184,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"disabled","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49183","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Atmospheric Tank vs Pressure Tank: Detailed Comparison for Engineers - KDM Steel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kdmsteel.com\/ja\/\u5927\u6c17\u5727\u30bf\u30f3\u30af\u3068\u5727\u529b\u30bf\u30f3\u30af\u306e\u6bd4\u8f03\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Atmospheric Tank vs Pressure Tank: Detailed Comparison for Engineers - KDM Steel\" \/>\n<meta property=\"og:description\" content=\"Liquids in atmospheric tanks and pressure tanks are stored at very dissimilar operating conditions. 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