JB-T 8421-1996 钢质自由锻件检验通用规则

《JB-T 8421-1996 钢质自由锻件检验通用规则》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、J32JB/T8421－1996钢质自由锻件检验通用规则1996-09-03发布1997-07-01实施中华人民共和国机械工业部发布JB/T8421－1996目次前言1范围················································································································································································

2、····································12引用标准·········································································································································································································13化学成分·············

3、····························································································································································································14力学性能····································································

4、·····································································································································35其他检验项目·························································································································

5、······································································86外观质量··························································································································································································

6、···············87形状和尺寸····································································································································································································98标志········································

7、············································································································································································99质量证明书···················································································

8、·················································································································9附录A（标准的附录）加权平均分析法···································