A179 Purpose: It is applicable to steel pipes for tubular heat exchangers, condensers and similar heat transfer equipment. The chemical composition of the steel is as follows: Carbon: 0.06%~0.18%, Manganese: 0.27%~0.63%, Phosphorus: 0.035%, Sulfur: MAX 0.035%.
1. For pipelines. Water, gas pipes, steam pipes, and oil and gas trunk lines. 2. Tubes for thermal equipment. Superheating pipes, high temperature and high-pressure boiler pipes for locomotive boilers. 3. For the machinery industry. Aviation structural tubes, automobile axle tubes, tractor structural tubes, etc.
201 stainless steel pipe is mainly used for decorative tubes, industrial tubes and some shallow stretched products. Such as: oil waste gas combustion pipeline; Engine exhaust pipe; Boiler shell, heat exchanger and heating furnace components; Silencing parts for diesel engine; Boiler pressure vessel; Chemical transport vehicle; Expansion joint; Spiral welded pipe for gas furnace pipe and dryer, etc.
304L stainless steel pipe is mainly used in automobile accessories, hardware tools, tableware, cabinets, medical appliances, office equipment, weaving, handicrafts, petroleum, electronics, chemicals, textile, food, machinery, construction, nuclear power, aerospace, military and other industries.