几何尺寸与公差论坛

 找回密码
 注册
查看: 493|回复: 0

bad chinese a325 bolts

[复制链接]
发表于 2009-9-7 14:08:45 | 显示全部楼层 |阅读模式
bad chinese a325 bolts
the following is an email that was forwarded to me recently. wondering if others have had similar experience.
from: s.e. llc. [mailto:
we had a similar problem 15 or 20 years ago with counterfit bolts. we began specifying only domestically produced bolts and haven't had a problem since. demand to see the paperwork from the supplier or have them independently certified as meeting a325 specs.
您需要登录后才可以回帖 登录 | 注册

本版积分规则

QQ|Archiver|小黑屋|几何尺寸与公差论坛

GMT+8, 2025-1-11 11:16 , Processed in 0.034065 second(s), 19 queries .

Powered by Discuz! X3.4 Licensed

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表