... .100% inspection 4.made to order Nonstandard Alloy Steel Tube Length: 5m the longestOutside diameter : 400mm the ... , Wire EDM, Laser Machining etc.Material Steel, Stainless Steel, Brass, Aluminum, Alloy, Copper, Bronze, Others (Inconel, Nickel etc ... Surface TreatmentHard Anodizing, Teflon Coating, TiO2 Coating, Silver Plating, Nickel Plating, Polishing, Anodizing,Sand Casting, Heat-Treatment.Tolerance/ ...