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liuxilin1215 发表于 2014-9-3 19:07:36

BS EN 4074-2009 Aerospace series — Screws, pan head, six lobe recess, coarse t

BS EN 4074-2009 Aerospace series — Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, aluminium IVD coated — Classification: 1100MPa (at ambient temperature) / 425 ˚C

admin 发表于 2014-9-3 21:29:58

谢谢您的分享，金币已奖励。

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