sanmaosjy 发表于 2017-12-12 08:34:00

SAE AMS 5630G-2000

Steel, Corrosion Resistant, Bars, Wire, and Forgings
17Cr - 0.52Mo (0.95 - 1.20C) (SAE 51440C)

admin 发表于 2017-12-13 18:49:42

谢谢您的分享，金币已奖励!
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