1)Materials;Q235 steel 2)numerical controlled bending of pipe CO2 protection welding process 3)Delivery Time:20-30 D productive capacity: Processing material Aluminum, Carbon steel, Stainless steel,Brass, Titanium alloy,Tungsten steel ,POM, etc .Surface treatmentPolishing, Powder coating, Spraying, Anodising, Zinc Plating and etc .Heat treatment Annealing, normalizing, tempering, quenching, ...