双头螺栓
材质:
ASTM A193 Gr. B7, B8, B8M, B16, B6, B5, B8T, B8MA ASTM 320-L7, L7M, L43, B8, B8M, B8T, B8MA ASTM A194 Gr. 2H, 2HM, 3, 4, 6, 7, 7M, 8, 8A, 8M, 8C, 8CA, 8T 超级合金钢,包括:Hastelloys, Incoloys, Inconels, Monel 400, Monel K500 & UNS SC31803。 螺栓及螺母材质要求 表面处理: 电镀锌 |
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