SAE AMS 6421J

SAE AMS 6421J (Steel, Bars, Forgings, Mechanical Tubing and Forging Stock, 0.80Cr - 0.85Ni - 0.20Mo - 0.003B (0.35 - 0.40C) (Modified 98B37), Aircraft Quality)· SAE (美国) · 1 种材料

名称 材料组别
98B37 Mod 结构钢 chevron_right