sanmaosjy 发表于 2017-12-8 14:22:45

SAE AMS 5688L:2007 Steel, Corrosion Resistant, Wire 18Cr 9.0Ni (SAE 30302) Spri

SAE AMS 5688L:2007 Steel, Corrosion Resistant, Wire 18Cr 9.0Ni (SAE 30302) Spring Temper

admin 发表于 2017-12-12 16:08:35

谢谢您的分享，金币已奖励!
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