弹簧钢做弹片专用材质SK7/SK5/65Mn. 弹簧钢做锯床等机器锯片/锯条专用材质SK6/SK5/SKS51/C60/C67/C75/C80 1065弹簧钢化学成分:. 碳C :0.63~0.65.
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