回复一下。。。。。。
many thanks, i want to get this new standard!
这个资料很好,非常感谢
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ISO 898-1-2013 Mechanical properties of fasteners made of carbon steel and alloy 很需要,最新标准。
ISO 898-1-2013 Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread
谢谢楼主最新版的分享!
一直在找,终于找到额了
感謝樓主的分享!! 3Q !!......^_^