昆山C3604 C3604铜
昆山C3601 C3601铜
昆山SUJ2 SUJ2轴承钢
昆山SACM645 SACM645合结钢
昆山SNCM439 SNCM439合结钢
昆山1215 12L14易切削钢
昆山1215 1215易切削钢
昆山SUP10 SUP10弹簧钢
昆山S50C S50C碳素钢
昆山S45C S45C碳素钢
昆山50Mn 50Mn合结钢
昆山45Mn 45Mn合结钢
昆山40Mn 40Mn合结钢
昆山4340 4340合结钢
昆山4140 4140合结钢
昆山34CrNiMo 34CrNiMo合结钢
昆山15CrMn 15CrMn合结钢
昆山34CrNiMo6 34CrNiMo6合结钢
昆山60Si2Mn 60Si2Mn弹簧
昆山65Mn 65Mn弹簧钢