{"id":12018,"date":"2026-07-15T01:18:26","date_gmt":"2026-07-15T01:18:26","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=12018"},"modified":"2026-07-15T01:18:33","modified_gmt":"2026-07-15T01:18:33","slug":"overhead-crane-wheel-diameter-selection-guide","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/zh\/posts\/overhead-crane-wheel-diameter-selection-guide\/","title":{"rendered":"\u6865\u5f0f\u8d77\u91cd\u673a\u8f66\u8f6e\u76f4\u5f84\u9009\u62e9\uff1aGB\/T 26477.1-2011\u5b9e\u7528\u5de5\u7a0b\u6307\u5357"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>\u76ee\u5f55<\/p><nav><ul><li><a href=\"#step-1-determine-the-effective-rail-width\">\u7b2c\u4e00\u6b65\uff1a\u786e\u5b9a\u6709\u6548\u94a2\u8f68\u5bbd\u5ea6<\/a><\/li><li><a href=\"#step-2-determine-the-allowable-specific-pressure-pl\">\u6b65\u9aa4 2\uff1a\u786e\u5b9a\u5141\u8bb8\u7684\u7279\u5b9a\u538b\u529b PL<\/a><\/li><li><a href=\"#step-3-determine-coefficient-c\u2081\">\u6b65\u9aa4 3\uff1a\u786e\u5b9a\u7cfb\u6570 c\u2081<\/a><\/li><li><a href=\"#step-4-determine-coefficient-c\u2082\">\u6b65\u9aa4 4\uff1a\u786e\u5b9a\u7cfb\u6570 c\u2082<\/a><\/li><li><a href=\"#step-5-verify-overhead-crane-wheel-diameter-formulas-1-and-2\">\u6b65\u9aa4 5\uff1a\u9a8c\u8bc1\u6865\u5f0f\u8d77\u91cd\u673a\u8f66\u8f6e\u76f4\u5f84\u2014\u2014\u516c\u5f0f 1 \u548c 2<\/a><\/li><li><a href=\"#step-6-calculate-equivalent-working-wheel-load-pmean\">\u6b65\u9aa4 6\uff1a\u8ba1\u7b97\u7b49\u6548\u5de5\u4f5c\u8f6e\u8f7d\u8377 Pmean<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p><a href=\"https:\/\/www.kscranegroup.com\/zh\/crane-wheel-assemblies\/\">\u6865\u5f0f\u8d77\u91cd\u673a\u8f66\u8f6e<\/a> \u8f66\u8f6e\u662f\u8d77\u91cd\u673a\u884c\u8d70\u673a\u6784\u7684\u5173\u952e\u627f\u91cd\u90e8\u4ef6\uff0c\u652f\u6491\u7740\u6574\u4e2a\u8d77\u91cd\u673a\u7ed3\u6784\uff0c\u5e76\u5c06\u8f66\u8f6e\u8f7d\u8377\u5b89\u5168\u5730\u4f20\u9012\u5230\u8f68\u9053\u4e0a\u3002\u9009\u62e9\u5408\u9002\u7684\u6865\u5f0f\u8d77\u91cd\u673a\u8f66\u8f6e\u76f4\u5f84\u76f4\u63a5\u5f71\u54cd\u8f66\u8f6e\u4e0e\u8f68\u9053\u7684\u63a5\u89e6\u5e94\u529b\u3001\u8fd0\u884c\u7a33\u5b9a\u6027\u3001\u4f7f\u7528\u5bff\u547d\u548c\u7ef4\u62a4\u6210\u672c\u3002\u8f66\u8f6e\u5c3a\u5bf8\u8fc7\u5c0f\u4f1a\u5bfc\u81f4\u8f74\u627f\u538b\u529b\u8fc7\u5927\u3001\u8f66\u8f6e\u548c\u8f68\u9053\u78e8\u635f\u52a0\u5267\u4ee5\u53ca\u90e8\u4ef6\u8fc7\u65e9\u5931\u6548\uff0c\u800c\u8f66\u8f6e\u5c3a\u5bf8\u8fc7\u5927\u5219\u53ef\u80fd\u589e\u52a0\u8bbe\u5907\u91cd\u91cf\u548c\u5236\u9020\u6210\u672c\u3002 <\/p>\n\n\n\n<p>\u672c\u6307\u5357\u6839\u636e GB\/T 26477.1-2011 \u6807\u51c6\uff0c\u4ecb\u7ecd\u4e86\u786e\u5b9a\u5408\u9002\u7684\u6865\u5f0f\u8d77\u91cd\u673a\u8f66\u8f6e\u76f4\u5f84\u7684\u5b9e\u7528\u516d\u6b65\u65b9\u6cd5\uff0c\u6db5\u76d6\u4e86\u6865\u5f0f\u8d77\u91cd\u673a\u3001\u95e8\u5f0f\u8d77\u91cd\u673a\u548c\u5176\u4ed6\u8f68\u9053\u5f0f\u8d77\u91cd\u8bbe\u5907\u7684\u6709\u6548\u8f68\u9053\u5bbd\u5ea6\u3001\u5141\u8bb8\u7684\u7279\u5b9a\u8f74\u627f\u538b\u529b\u3001\u901f\u5ea6\u548c\u5de5\u4f5c\u7cfb\u6570\u3001\u8f7d\u8377\u7ec4\u5408\u4ee5\u53ca\u5de5\u7a0b\u9a8c\u8bc1\u516c\u5f0f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1597\" height=\"985\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Figure-1-Wheel-types-and-dimensions.png\" alt=\"\" class=\"wp-image-12011\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Figure-1-Wheel-types-and-dimensions.png 1597w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/1Figure-1-Wheel-types-and-dimensions-1536x947.png 1536w\" sizes=\"(max-width: 1597px) 100vw, 1597px\" \/><figcaption class=\"wp-element-caption\"><em>\u8f66\u8f6e\u7c7b\u578b\u548c\u5c3a\u5bf8\uff08\u6765\u6e90\uff1aJB\/T 6392-2008\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u8be5\u6807\u51c6\u8fd8\u63d0\u4f9b\u4e86\u8ba1\u7b97\u8f66\u8f6e\u8f7d\u8377\u5f15\u8d77\u7684\u8d77\u91cd\u673a\u7ed3\u6784\u5c40\u90e8\u5e94\u529b\u7684\u516c\u5f0f\uff08\u5e94\u529b\u786e\u5b9a\u3001\u94a2\u8f68\u4e0b\u65b9\u7684\u8f7d\u8377\u5206\u5e03\u3001\u5de5\u5b57\u94a2\u548c\u7bb1\u5f62\u6881\u8f66\u8f6e\u652f\u6491\u7ffc\u7f18\u677f\u4e0a\u7684\u5c40\u90e8\u538b\u529b\uff09\u4ee5\u53ca\u786e\u5b9a\u884c\u8d70\u8f6e\u673a\u6784\u5de5\u51b5\u5206\u7c7b\u7684\u65b9\u6cd5\u3002\u672c\u6587\u4e0d\u6d89\u53ca\u8fd9\u4e9b\u5185\u5bb9\u2014\u2014\u5b8c\u6574\u5185\u5bb9\u8bf7\u53c2\u9605\u539f\u59cb\u6807\u51c6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-1-determine-the-effective-rail-width\">\u7b2c\u4e00\u6b65\uff1a\u786e\u5b9a\u6709\u6548\u94a2\u8f68\u5bbd\u5ea6<\/h2>\n\n\n\n<p>\u9002\u7528\u4e8e\u5e73\u5766\u6216\u7565\u5fae\u62f1\u8d77\u7684\u8dd1\u9053\u8868\u9762\uff0c\u603b\u5bbd\u5ea6 <strong>\u6211<\/strong> \u548c\u5706\u89d2\u534a\u5f84 <strong>r<\/strong> \u4e24\u4fa7\uff1a<\/p>\n\n\n\n<p>b = l \u2212 2 \u00d7 r<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1529\" height=\"1029\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/2Figure-2-P-type-or-QU-type-rail-cross-section.png\" alt=\"\" class=\"wp-image-12012\"\/><figcaption class=\"wp-element-caption\"><em>P\u578b\u6216QU\u578b\u94a2\u8f68\u6a2a\u622a\u9762\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<ul>\n<li>\u5bf9\u4e8e\u8fd0\u884c\u9762\u7565\u5fae\u62f1\u8d77\u7684\u94a2\u8f68\u6216\u8f66\u8f6e\uff0c\u5141\u8bb8\u7684\u7279\u5b9a\u538b\u529b PL \u53ef\u589e\u52a0 10%\uff08\u56e0\u4e3a\u6539\u5584\u4e86\u8f6e\u8f68\u63a5\u89e6\uff09\u3002<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u5728\u5de5\u5b57\u6881\u4e0b\u7ffc\u7f18\uff08\u5e73\u9762\u3001\u9525\u5f62\u6216\u7565\u5fae\u62f1\u8d77\u7684\u8868\u9762\uff09\u4e0a\u8fd0\u884c\u7684\u8f66\u8f6e\uff0c\u6709\u6548\u5bbd\u5ea6\u4e3a <code>b = w \u2212 r<\/code>\u8f6e\u5f84 D \u53d6\u6295\u5f71\u5bbd\u5ea6 (w \u2212 r) \u7684\u4e2d\u70b9\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1416\" height=\"1111\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/3Figure-3-Wheel-running-on-a-beam-flange.png\" alt=\"\" class=\"wp-image-12013\"\/><figcaption class=\"wp-element-caption\"><em>\u8f66\u8f6e\u5728\u6881\u5f0f\u8f6e\u7f18\u4e0a\u8fd0\u884c\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-2-determine-the-allowable-specific-pressure-pl\">\u6b65\u9aa4 2\uff1a\u786e\u5b9a\u5141\u8bb8\u7684\u7279\u5b9a\u538b\u529b PL<\/h2>\n\n\n\n<p>PL\u503c\u89c1\u88681\u3002\u91d1\u5c5e\u6750\u6599\u5e94\u7b26\u5408\u94f8\u9020\u94a2\u3001\u953b\u9020\u94a2\u3001\u8f67\u5236\u94a2\u6216\u7403\u58a8\u94f8\u94c1\u7684\u89c4\u8303\u8981\u6c42\u3002\u9009\u62e9PL\u503c\u65f6\uff0c\u53ef\u8003\u86510.01D\u7684\u786c\u5316\u80ce\u9762\u5c42\u539a\u5ea6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2095\" height=\"751\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table.png\" alt=\"\" class=\"wp-image-12014\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table.png 2095w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table-1536x551.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/4Table-1-PL-value-table-2048x734.png 2048w\" sizes=\"(max-width: 2095px) 100vw, 2095px\" \/><figcaption class=\"wp-element-caption\"><em>\u88681 PL\u503c\u8868\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u6781\u9650\u6297\u62c9\u5f3a\u5ea6 fu (UTS) \u662f\u6750\u6599\u5728\u62c9\u4f38\u4f5c\u7528\u4e0b\u65ad\u88c2\u524d\u6240\u80fd\u627f\u53d7\u7684\u6700\u5927\u5e94\u529b\uff0c\u4ee5\u5146\u5e15 (MPa) \u4e3a\u5355\u4f4d\u6d4b\u91cf (1 MPa = 1 N\/mm\u00b2)\uff0c\u901a\u8fc7\u62c9\u4f38\u8bd5\u9a8c\u786e\u5b9a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-3-determine-coefficient-c\u2081\">\u6b65\u9aa4 3\uff1a\u786e\u5b9a\u7cfb\u6570 c\u2081<\/h2>\n\n\n\n<p>\u7cfb\u6570c\u2081\u662f\u6839\u636e\u8f66\u8f6e\u8f6c\u901f\u9009\u62e9\u7684\u3002\u53c2\u89c1\u88682\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2008\" height=\"783\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-2-c1-value-table.png\" alt=\"\" class=\"wp-image-12027\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-2-c1-value-table.png 2008w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/5Table-2-c1-value-table-1536x599.png 1536w\" sizes=\"(max-width: 2008px) 100vw, 2008px\" \/><figcaption class=\"wp-element-caption\"><em>\u88682 c\u2081\u503c\u8868\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-4-determine-coefficient-c\u2082\">\u6b65\u9aa4 4\uff1a\u786e\u5b9a\u7cfb\u6570 c\u2082<\/h2>\n\n\n\n<p>\u7cfb\u6570 <strong>c\u2082<\/strong> \u6839\u636e\u8d77\u91cd\u673a\u7684\u4f5c\u4e1a\u804c\u8d23\u5206\u7c7b\u8fdb\u884c\u9009\u62e9\u3002\u901a\u5e38\u7684\u505a\u6cd5\u662f\uff0c\u8fd9\u9075\u5faa\u8d77\u91cd\u673a\u7684\u6574\u4f53\u5206\u7c7b\uff0c\u5e76\u4e14\u53ef\u80fd\u7b49\u4e8e\u6216\u4f4e\u4e8e\u8d77\u91cd\u673a\u7684\u4f5c\u4e1a\u804c\u8d23\u7b49\u7ea7\u3002\u53c2\u89c1\u88683\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2172\" height=\"724\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table.png\" alt=\"\" class=\"wp-image-12028\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table.png 2172w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table-1536x512.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/6Table-3-c2-value-table-2048x683.png 2048w\" sizes=\"(max-width: 2172px) 100vw, 2172px\" \/><figcaption class=\"wp-element-caption\"><em>\u88683 c\u2082\u503c\u8868\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-5-verify-overhead-crane-wheel-diameter-formulas-1-and-2\">\u6b65\u9aa4 5\uff1a\u9a8c\u8bc1\u6865\u5f0f\u8d77\u91cd\u673a\u8f66\u8f6e\u76f4\u5f84\u2014\u2014\u516c\u5f0f 1 \u548c 2<\/h2>\n\n\n\n<p>\u4e3a\u6700\u7ec8\u786e\u5b9a\u8f66\u8f6e\u5c3a\u5bf8\uff0c\u9700\u9a8c\u8bc1\u8f66\u8f6e\u80fd\u5426\u627f\u53d7\u6700\u5927\u4f7f\u7528\u8f7d\u8377\u800c\u4e0d\u53d1\u751f\u8fc7\u5ea6\u78e8\u635f\u3002\u6709\u4e24\u79cd\u9a8c\u8bc1\u516c\u5f0f\uff08\u516c\u5f0f 1 \u548c\u516c\u5f0f 2\uff09\u9002\u7528\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1842\" height=\"854\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-4-Formula-1.png\" alt=\"\" class=\"wp-image-12015\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-4-Formula-1.png 1842w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/7Figure-4-Formula-1-1536x712.png 1536w\" sizes=\"(max-width: 1842px) 100vw, 1842px\" \/><figcaption class=\"wp-element-caption\"><em>\u4e00\u7ea7\u65b9\u7a0b\u5f0f\u8d5b\u8f66\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2184\" height=\"720\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2.png\" alt=\"\" class=\"wp-image-12016\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2.png 2184w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2-1536x506.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/8Figure-5-Formula-2-2048x675.png 2048w\" sizes=\"(max-width: 2184px) 100vw, 2184px\" \/><figcaption class=\"wp-element-caption\"><em>\u4e8c\u7ea7\u65b9\u7a0b\u5f0f\u8d5b\u8f66\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u8c61\u5f81<\/th><th>\u610f\u4e49<\/th><th>\u5355\u5143<\/th><\/tr><\/thead><tbody><tr><td>\u5fb7<\/td><td>\u8f66\u8f6e\u76f4\u5f84<\/td><td>\u6beb\u7c73<\/td><\/tr><tr><td>\u4e59<\/td><td>\u6709\u6548\u8f68\u9053\u5bbd\u5ea6<\/td><td>\u6beb\u7c73<\/td><\/tr><tr><td>PL<\/td><td>\u5141\u8bb8\u7684\u7279\u5b9a\u538b\u529b\uff08\u89c1\u88681\uff09<\/td><td>\u725b\/\u6beb\u7c73\u00b2<\/td><\/tr><tr><td>c\u2081<\/td><td>\u901f\u5ea6\u76f8\u5173\u7cfb\u6570\uff08\u6765\u81ea\u8868 2\uff09<\/td><td>\u2014<\/td><\/tr><tr><td>c\u2082<\/td><td>\u5360\u7a7a\u6bd4\u7cfb\u6570\uff08\u6765\u81ea\u88683\uff09<\/td><td>\u2014<\/td><\/tr><tr><td>Pmax<\/td><td>\u5728\u8f7d\u8377\u7ec4\u5408 A\u3001B \u6216 C \u4e0b\u7684\u6700\u5927\u8f66\u8f6e\u8f7d\u8377\uff08\u5305\u62ec\u52a8\u6001\u548c\u9759\u6001\u8bd5\u9a8c\u8f7d\u8377\uff09<\/td><td>N<\/td><\/tr><tr><td>\u5747\u503c<\/td><td>A \u548c B \u7ec4\u5408\u7684\u7b49\u6548\u5de5\u4f5c\u8f6e\u8f7d\u8377\uff0c\u53d6\u6700\u5927\u503c<\/td><td>N<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"load-combination-categories\">\u8f7d\u8377\u7ec4\u5408\u7c7b\u522b<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u8c61\u5f81<\/th><th>\u610f\u4e49<\/th><th>\u5355\u5143<\/th><\/tr><\/thead><tbody><tr><td>\u5fb7<\/td><td>\u8f66\u8f6e\u76f4\u5f84<\/td><td>\u6beb\u7c73<\/td><\/tr><tr><td>\u4e59<\/td><td>\u6709\u6548\u8f68\u9053\u5bbd\u5ea6<\/td><td>\u6beb\u7c73<\/td><\/tr><tr><td>PL<\/td><td>\u5141\u8bb8\u7684\u7279\u5b9a\u538b\u529b\uff08\u89c1\u88681\uff09<\/td><td>\u725b\/\u6beb\u7c73\u00b2<\/td><\/tr><tr><td>c\u2081<\/td><td>\u901f\u5ea6\u76f8\u5173\u7cfb\u6570\uff08\u6765\u81ea\u8868 2\uff09<\/td><td>\u2014<\/td><\/tr><tr><td>c\u2082<\/td><td>\u5360\u7a7a\u6bd4\u7cfb\u6570\uff08\u6765\u81ea\u88683\uff09<\/td><td>\u2014<\/td><\/tr><tr><td>Pmax<\/td><td>\u5728\u8f7d\u8377\u7ec4\u5408 A\u3001B \u6216 C \u4e0b\u7684\u6700\u5927\u8f66\u8f6e\u8f7d\u8377\uff08\u5305\u62ec\u52a8\u6001\u548c\u9759\u6001\u8bd5\u9a8c\u8f7d\u8377\uff09<\/td><td>N<\/td><\/tr><tr><td>\u5747\u503c<\/td><td>A \u548c B \u7ec4\u5408\u7684\u7b49\u6548\u5de5\u4f5c\u8f6e\u8f7d\u8377\uff0c\u53d6\u6700\u5927\u503c<\/td><td>N<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"step-6-calculate-equivalent-working-wheel-load-pmean\">\u6b65\u9aa4 6\uff1a\u8ba1\u7b97\u7b49\u6548\u5de5\u4f5c\u8f6e\u8f7d\u8377 Pmean<\/h2>\n\n\n\n<p>Pmean\u2014\u2014\u8003\u8651\u8f7d\u8377\u7ec4\u5408 A \u548c B \u7684\u7b49\u6548\u5de5\u4f5c\u8f6e\u8f7d\u8377\u2014\u2014\u662f\u4f7f\u7528\u516c\u5f0f 3 \u8fd1\u4f3c\u8ba1\u7b97\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"2172\" height=\"724\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3.png\" alt=\"\" class=\"wp-image-12017\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3.png 2172w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3-1536x512.png 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/07\/9Figure-6-Formula-3-2048x683.png 2048w\" sizes=\"(max-width: 2172px) 100vw, 2172px\" \/><figcaption class=\"wp-element-caption\"><em>\u4e09\u7ea7\u65b9\u7a0b\u5f0f\u8d5b\u8f66\uff08\u6765\u6e90\uff1aGB\/T 26477.1-2011\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<p><strong>\u91cd\u8981\u9650\u5236<\/strong>\u4ee5\u4e0a\u516c\u5f0f\u4ec5\u9002\u7528\u4e8e\u76f4\u5f84\u4e0d\u8d85\u8fc7 1.25 \u7c73\u7684\u8f66\u8f6e\u3002\u7ecf\u9a8c\u8868\u660e\uff0c\u5bf9\u4e8e\u66f4\u5927\u76f4\u5f84\u7684\u8f66\u8f6e\uff0c\u5e94\u964d\u4f4e\u94a2\u8f68\u4e0e\u8f66\u8f6e\u4e4b\u95f4\u7684\u5141\u8bb8\u538b\u529b\uff1b\u4e0d\u5efa\u8bae\u4f7f\u7528\u66f4\u5927\u76f4\u5f84\u7684\u8f66\u8f6e\u3002<\/p>\n\n\n\n<p><strong>\u53c2\u8003\u6807\u51c6<strong><strong><strong><strong>(<a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/std\/std_list?p.p1=0&amp;p.p90=circulation_date&amp;p.p91=desc&amp;p.p2=%E8%B5%B7%E9%87%8D%E6%9C%BA\" target=\"_blank\" rel=\"noopener\">\u67e5\u8be2\u4e2d\u56fd\u8d77\u91cd\u673a\u6807\u51c6<\/a>)<\/strong><\/strong><\/strong><\/strong>:<\/strong><\/p>\n\n\n\n<ul>\n<li>GB\/T 26477.1-2011 \u8d77\u91cd\u673a\u2014\u2014\u8f66\u8f6e\u53ca\u76f8\u5173\u53f0\u8f66\u8f68\u9053\u652f\u6491\u7ed3\u6784\u7684\u8bbe\u8ba1\u8ba1\u7b97\u2014\u2014\u7b2c1\u90e8\u5206\uff1a\u603b\u5219<\/li>\n\n\n\n<li>GB\/T 6974.1-2008 \u8d77\u91cd\u673a \u2014 \u672f\u8bed \u2014 \u7b2c 1 \u90e8\u5206\uff1a\u901a\u7528 (IDT ISO 4306-1:2007)<\/li>\n\n\n\n<li>GB\/T 20863.1-2021 \u8d77\u91cd\u673a \u2014 \u5206\u7c7b \u2014 \u7b2c 1 \u90e8\u5206\uff1a\u603b\u5219 (IDT ISO 4301-1:2016)<\/li>\n\n\n\n<li>GB\/T 22437.1-2018 \u8d77\u91cd\u673a\u2014\u2014\u8f7d\u8377\u548c\u8f7d\u8377\u7ec4\u5408\u7684\u8bbe\u8ba1\u539f\u5219\u2014\u2014\u7b2c1\u90e8\u5206\uff1a\u603b\u5219<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"When designing or procuring an overhead crane, how do you determine the correct wheel diameter for a given wheel load? The answer involves effective rail width, allowable specific bearing pressure, sp","protected":false},"featured_media":10134,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[867,868,801,62,863,850,121,865,864,866],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/xmxposts\/12018"}],"collection":[{"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":4,"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/xmxposts\/12018\/revisions"}],"predecessor-version":[{"id":12054,"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/xmxposts\/12018\/revisions\/12054"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/media\/10134"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/media?parent=12018"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/posts_category?post=12018"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/zh\/wp-json\/wp\/v2\/posts_tag?post=12018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}