liuxilin1215 发表于 2014-9-10 07:04:57

BS EN 3328-2008 Aerospace series — Bolts, double hexagon head, close tolerance

BS EN 3328-2008 Aerospace series — Bolts, double hexagon head, close tolerance, medium thread length, in heat resisting steel FE-PM38 (FV535), uncoated — Classification: 1000 MPa/550 °C


admin 发表于 2014-9-10 11:41:36

谢谢您的分享，金币已奖励。
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