SAE AMS-QQ-W 428A

SAE AMS-QQ-W 428A (碳素钢丝(通用机械弹簧用圆形高碳))· SAE (美国) · 7 种材料

名称	材料组别
QQ-W-428 Type I Class 1	结构钢	chevron_right
QQ-W-428 Type I Class 2	结构钢	chevron_right
QQ-W-428 Type II Class 1	结构钢	chevron_right
QQ-W-428 Type II Class 2	结构钢	chevron_right
QQ-W-428 Type III Class 1	结构钢	chevron_right
QQ-W-428 Type III Class 2	结构钢	chevron_right
QQ-W-428 Type III Class 3	结构钢	chevron_right