... ,casting,welding,plating etc 3.Certificate:ISO 9001 CNC welding machine parts 1.Material:Aluminum alloy, Stainless steel , Carbon ... :2000 ASTM RoHS4.Production Equipment:CNC,Milling Machine,CNC Lathes,Lathes,Sawing Machines,MeterLathe,Bench Tapping Machine,Drill Stand,Grinding machine etc.5 ...