jbt 8421-1996 钢质自由锻件检验通用规则

《jbt 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···································