... , water boiler, dishwasher, etc.; For industial use heating tube are Widely used in mould ,various oil tank, acid ... appliances, etc DescriptionPipe materials: stainless steel seamless tube, welded pipe, copper tube, brass tube, carbon steel tube,10 # iron, copper, 1 Cr18 ... Power for: 50 W-20 KWSurface treatment: all kinds of nickel plating, passivation, black, spraying. Non-standard, according to ...