1. welding part,welding product 2.material: CRS, HRS, Carbon Steel, ... 4.Welding technology steel welding Product, powder coating welding part Item Namesteel welding Product, powder coating welding partMaterialIron, carbon ... customer's requestProcessing Machinescnc machine, machining center, grinding machining, auto lathes machine, conventional lathe machine, milling machine, drilling machine, 5T ...