1、GB/T10051.1-2010份有限公司、中国第二重型机械集团公司。本部分主要起草人：刘润林、叶佩馨、张燕平、庄军、朱宝松、吴兰福、王首成、申吕宏、王晓凌。本部分所代替标准的历次版本发布情况为：-GB/T10051.1-1988。GB/T10051.1-2010表2强度等级机构工作级别（按GB/T3811)强度等级M一M3M4M5M6M7M8MM3M4M5M6M7M8P(S)M3M4M5M6M7M8(S)M3M4M5M6M7T(V)M3M4M5M6M7一(V)钩号起重量/钩号0060.320.250.20.160.1250.10060100.50.40.320.250.20.160.1250
2、.10100120.630.50.40.320.250.20.160.1250.101202010.80.630.50.40.320.250.20.160.1250200251.2510.80.630.50.40.320.250.20.16025041.61.2510.80.630.50.40.320.2504052.521.61.2510.80.630.50.40.3260843.22.521.61.2510.80.630.5081543.22.521.61.2510.80.6311.686.33.22.521.61.251.62.512.51086.343.22.521.62.520161
3、2.51086.353.22.54525201612.51086.3543.253225201612.5o66.38403225201612.5106.381050403225201612.51086.310126350403225201612.51081216806350403225201612.5101620100806350403225201612.5202512510080635040322520162532160125100806350403225324020016012510080635040322640502502001601251008063504032506332025020016012510080635040638040032025020016012510080630801005004003202502001601251008010012550040032025020016012510080125160500400320250200160125100160200500400320250200160125200250500400320250200160250注1：机构工作级别低于M3的按M3考忠，注2：T、V级强度等级的吊钩不推荐用于治金起重机。
