{"id":21200,"date":"2025-03-03T07:09:00","date_gmt":"2025-03-02T23:09:00","guid":{"rendered":"https:\/\/steelprogroup.com\/?p=21200"},"modified":"2025-03-03T19:17:06","modified_gmt":"2025-03-03T11:17:06","slug":"q235a-vs-q235b","status":"publish","type":"post","link":"https:\/\/steelprogroup.com\/ja\/galvanized-steel\/grades\/comparison\/q235a-vs-q235b\/","title":{"rendered":"Q235A\u92fc\u3068Q235B\u92fc\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f"},"content":{"rendered":"<p>Q235A \u3068 Q235B \u306f\u3069\u3061\u3089\u3082\u3001\u4e2d\u56fd\u306e GB\/T 700 \u898f\u683c\u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u4f4e\u70ad\u7d20\u69cb\u9020\u7528\u92fc\u306b\u5206\u985e\u3055\u308c\u307e\u3059\u3002<\/p><p>Q235A \u306f\u3001\u512a\u308c\u305f\u5f37\u5ea6\u3001\u6eb6\u63a5\u6027\u3001\u6210\u5f62\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u3067\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5efa\u7269\u306e\u30d5\u30ec\u30fc\u30e0\u3001\u6881\u3001\u6a4b\u306a\u3069\u306e\u69cb\u9020\u7269\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002Q235B \u306f\u786b\u9ec4\u3068\u30ea\u30f3\u306e\u542b\u6709\u91cf\u304c\u308f\u305a\u304b\u306b\u4f4e\u304f\u3001\u976d\u6027\u304c\u5411\u4e0a\u3057\u3066\u3044\u307e\u3059\u3002\u81ea\u52d5\u8eca\u90e8\u54c1\u3084\u5927\u578b\u5efa\u8a2d\u306a\u3069\u306e\u7528\u9014\u3067\u512a\u308c\u305f\u6027\u80fd\u3092\u767a\u63ee\u3057\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">Q235A\u92fc\u3068Q235B\u92fc\u306e\u5316\u5b66\u7d44\u6210<\/h2><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30b0\u30ec\u30fc\u30c9<\/strong><\/td><td><strong>C<\/strong><\/td><td><strong>Si<\/strong><\/td><td><strong>\u30e0\u30f3<\/strong><\/td><td><strong>P<\/strong><\/td><td><strong>S<\/strong><\/td><td><strong>Cr<\/strong><\/td><td><strong>\u30cb\u30fc<\/strong><\/td><td><strong>\u9285<\/strong><\/td><td><strong>\u3068\u3057\u3066<\/strong><\/td><td><strong>N<\/strong><\/td><\/tr><tr><td>Q235A<\/td><td>\u22640.22<\/td><td rowspan=\"2\">\u22640.35<\/td><td>\u22641.4<\/td><td rowspan=\"2\">\u22640.045<\/td><td>\u22640.05<\/td><td rowspan=\"2\">\u22640.3<\/td><td rowspan=\"2\">\u22640.3<\/td><td rowspan=\"2\">\u22640.3<\/td><td rowspan=\"2\">\u22640.08<\/td><td rowspan=\"2\">\u22640.08<\/td><\/tr><tr><td>Q235B<\/td><td>\u22640.2<\/td><td>\u22641.4<\/td><td>\u22640.045<\/td><\/tr><\/tbody><\/table><\/figure><p><strong>Q235B<\/strong> Q235A\u3068\u6bd4\u8f03\u3057\u3066\u5316\u5b66\u7684\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u304c\u82e5\u5e72\u6539\u5584\u3055\u308c\u3066\u304a\u308a\u3001\u7279\u306b\u786b\u9ec4\u30ec\u30d9\u30eb\u304c\u4f4e\u4e0b\u3057\u3066\u3044\u308b\u305f\u3081\u3001 <strong>\u976d\u6027\u3068\u6eb6\u63a5\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059<\/strong>\u3057\u304b\u3057\u3001\u8a31\u5bb9\u3055\u308c\u308b\u4e0d\u7d14\u7269\u304c\u5897\u3048\u308b\u3068\u3001 <strong>Q235A<\/strong> \u3082\u3063\u3068 <strong>\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u3044<\/strong> \u5805\u7262\u6027\u3088\u308a\u3082\u4e88\u7b97\u3092\u512a\u5148\u3059\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u3067\u3059\u3002&nbsp;<\/p><h2 class=\"wp-block-heading\">Q235A \u92fc\u3068 Q235B \u92fc\u306e\u8010\u98df\u6027<\/h2><p>Q235B \u306f Q235A \u3088\u308a\u3082\u308f\u305a\u304b\u306b\u8010\u98df\u6027\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u4e3b\u306b\u786b\u9ec4\u542b\u6709\u91cf\u304c\u5c11\u306a\u3044\u305f\u3081\u3067\u3059\u3002\u9055\u3044\u306f\u3042\u308b\u3082\u306e\u306e\u3001Q235A \u3068 Q235B \u306f\u3069\u3061\u3089\u3082\u6e7f\u6c17\u306e\u591a\u3044\u74b0\u5883\u3084\u8150\u98df\u6027\u306e\u9ad8\u3044\u74b0\u5883\u3067\u306f\u9306\u3073\u3084\u3059\u3044\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u4e9c\u925b\u30e1\u30c3\u30ad\u3084\u5857\u88c5\u306a\u3069\u306e\u4fdd\u8b77\u51e6\u7406\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p><p><em>\u9ad8\u54c1\u8cea\u306e\u4e9c\u925b\u30e1\u30c3\u30ad\u92fc\u88fd\u54c1\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3053\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/em><\/p><h2 class=\"wp-block-heading\">Q235A \u92fc\u3068 Q235B \u92fc\u306e\u6a5f\u68b0\u7684\u7279\u6027<\/h2><p>\u3053\u306e\u8868\u306f\u3001Q235A \u92fc\u3068 Q235B \u92fc\u306e\u6a5f\u68b0\u7684\u7279\u6027\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u539a\u3055\uff08\u76f4\u5f84\uff09mm<\/strong><\/td><td><strong>\u5f15\u5f35\u5f37\u3055 (MPa)<\/strong><\/td><td><strong>\u964d\u4f0f\u5f37\u5ea6 (MPa)<\/strong><\/td><td><strong>\u30a8\u30ed\u30f3\u30b2\u30fc\u30b7\u30e7\u30f3\uff08%\uff09<\/strong><\/td><\/tr><tr><td>\u2264 16<\/td><td>370\uff5e500<\/td><td>\u2265 235<\/td><td>\u2265 26<\/td><\/tr><tr><td>16 &lt; t \u2264 40<\/td><td>370\uff5e500<\/td><td>\u2265 225<\/td><td>\u2265 26<\/td><\/tr><tr><td>40 &lt; t \u2264 60<\/td><td>370\uff5e500<\/td><td>\u2265 215<\/td><td>\u2265 25<\/td><\/tr><tr><td>60 &lt; t \u2264 100<\/td><td>370\uff5e500<\/td><td>\u2265 215<\/td><td>\u2265 24<\/td><\/tr><tr><td>100 &lt; 150 \u2264 100<\/td><td>370\uff5e500<\/td><td>\u2265 195<\/td><td>\u2265 22<\/td><\/tr><tr><td>150 &lt; t \u2264 200<\/td><td>370\uff5e500<\/td><td>\u2265 185<\/td><td>\u2265 21<\/td><\/tr><\/tbody><\/table><\/figure><ul class=\"wp-block-list\"><li><em>Q235A \u3068 Q235B \u306f\u3001\u4e2d\u56fd\u306e GB\/T 700 \u898f\u683c\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u540c\u69d8\u306e\u4f4e\u70ad\u7d20\u69cb\u9020\u7279\u6027\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u5024\u306f\u540c\u4e00\u3067\u3059\u3002\u00a0<\/em><\/li><\/ul><h3 class=\"wp-block-heading\">\u885d\u6483\u8a66\u9a13<\/h3><p>\u6b21\u306e\u8868\u306f\u3001\u5404\u30b0\u30ec\u30fc\u30c9\u306e\u885d\u6483\u8a66\u9a13\u8981\u4ef6\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3059\u3002<\/p><figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u30b0\u30ec\u30fc\u30c9<\/strong><\/td><td><strong>\u6e29\u5ea6<\/strong><strong>(\u2103)<\/strong><\/td><td><strong>\u885d\u6483\u30a8\u30cd\u30eb\u30ae\u30fc\uff08KV2\uff09\uff08J\uff09<\/strong><\/td><\/tr><tr><td>Q235A<\/td><td>\u4e0d\u8981<\/td><td>\u4e0d\u8981<\/td><\/tr><tr><td>Q235B<\/td><td>20<\/td><td>\u2265 27<\/td><\/tr><tr><td>Q235C<\/td><td>0<\/td><td>\u2265 27<\/td><\/tr><tr><td>Q235D<\/td><td>-20<\/td><td>\u2265 27<\/td><\/tr><\/tbody><\/table><\/figure><ul class=\"wp-block-list\"><li><em>\u885d\u6483\u8a66\u9a13\u306f\u3001\u52d5\u7684\u8ca0\u8377\u3084\u4f4e\u6e29\u306b\u3055\u3089\u3055\u308c\u308b\u74b0\u5883\u3067\u91cd\u8981\u3068\u306a\u308b\u6750\u6599\u306e\u976d\u6027\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002<\/em><\/li><\/ul><p><strong>Q235B<\/strong> \u63d0\u4f9b<strong> \u3088\u308a\u9ad8\u3044\u8010\u885d\u6483\u6027<\/strong> \u7279\u306b\u5ba4\u6e29\u3067\u306fQ235A\u3088\u308a\u3082\u512a\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u52d5\u7684\u8377\u91cd\u3092\u53d7\u3051\u308b\u69cb\u9020\u90e8\u54c1\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">Q235A\u92fc\u3068Q235B\u92fc\u306e\u7528\u9014<\/h2><h3 class=\"wp-block-heading\">Q235A<\/h3><p>\u4e3b\u306b <strong>\u5c4b\u5185\u69cb\u9020\u90e8\u54c1<\/strong> \u5efa\u7269\u306e\u30d5\u30ec\u30fc\u30e0\u3001\u30b5\u30dd\u30fc\u30c8\u3001\u975e\u8377\u91cd\u652f\u6301\u88c5\u7f6e\u306a\u3069\u3001\u5b89\u5b9a\u6027\u304c\u91cd\u8981\u306a\u5834\u6240\u3002 <strong>\u8cbb\u7528\u5bfe\u52b9\u679c<\/strong> \u8010\u4e45\u6027\u304c\u305d\u308c\u307b\u3069\u8981\u6c42\u3055\u308c\u306a\u3044\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u3067\u3059\u3002<\/p><h3 class=\"wp-block-heading\">Q235B<\/h3><p>\u305d\u306e\u597d\u610f\u7684\u306a <strong>\u5f37\u5ea6\u3068\u6210\u5f62\u6027\u306e\u30d0\u30e9\u30f3\u30b9<\/strong>Q235B\u306f\u3001\u5efa\u7269\u306e\u9aa8\u7d44\u307f\u3001\u6a4b\u6881\u3001\u6a5f\u68b0\u90e8\u54c1\u3001\u3055\u3089\u306b\u306f\u5927\u578b\u6a5f\u5668\u306a\u3069\u306e\u7528\u9014\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <strong>\u52a0\u5de5\u6027\u3068\u6eb6\u63a5\u306e\u5bb9\u6613\u3055<\/strong> \u5efa\u8a2d\u304a\u3088\u3073\u88fd\u9020\u696d\u306e\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u591a\u76ee\u7684\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p><h2 class=\"wp-block-heading\">\u9ad8\u54c1\u8cea\u306eQ235\u92fc\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/h2><p><a href=\"https:\/\/steelprogroup.com\/ja\">\u30b9\u30c1\u30fc\u30eb\u30d7\u30ed\u30b0\u30eb\u30fc\u30d7<\/a> \u3042\u3089\u3086\u308b\u69cb\u9020\u304a\u3088\u3073\u7523\u696d\u30cb\u30fc\u30ba\u3092\u6e80\u305f\u3059\u3088\u3046\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u6700\u9ad8\u54c1\u8cea\u306eQ235\u92fc\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u6ce8\u6587\u3067\u7af6\u4e89\u529b\u306e\u3042\u308b\u4fa1\u683c\u3068\u8fc5\u901f\u306a\u914d\u9054\u3092\u304a\u697d\u3057\u307f\u3044\u305f\u3060\u3051\u307e\u3059\u3002\u7c21\u5358\u306a\u898b\u7a4d\u3082\u308a\u306b\u3064\u3044\u3066\u306f\u3001 <a href=\"https:\/\/steelprogroup.com\/ja\/contact-us\/\">\u3053\u3053\u3092\u30af\u30ea\u30c3\u30af<\/a>.&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Both Q235A and Q235B are classified as low-carbon structural steels, specified by the Chinese GB\/T 700 standard. Q235A is recognized [&hellip;]<\/p>","protected":false},"author":1,"featured_media":21206,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_eb_attr":"","rank_math_lock_modified_date":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","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":[4309,4273,4307],"tags":[],"class_list":["post-21200","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-comparison-grades-galvanized-steel","category-galvanized-steel","category-grades-galvanized-steel"],"acf":[],"_links":{"self":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts\/21200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/comments?post=21200"}],"version-history":[{"count":0,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/posts\/21200\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/media\/21206"}],"wp:attachment":[{"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/media?parent=21200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/categories?post=21200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/steelprogroup.com\/ja\/wp-json\/wp\/v2\/tags?post=21200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}