aileenwone 2008-4-10 14:17
关于紧固件的知识!
我是专门从事紧固件出口的,关于紧固件的材料标准不专门清楚,想问下4360是不是刚才型号,还又50B表示什么意思?EURONORRM 25-72 GRADE Fe 510B 又是什么意思啊?
银狐飞雪剑 2008-4-12 21:24
帖子不错3
楼主辛苦了,多谢你的帖子,继续努力.
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