Typical applications for steel plastic composite pipe: Steel plastic composite pipe is suitable for transportation of corrosive fluids and industrial water, chemical pure, distilled water, deionized water, it is long service life than stainless steel, rubber lined pipe and glass pipe, and can replace stainless steel pipe. 　　Corrosion resistance: In addition to concentrated nitric acid, fuming sulfuric acid, chlorosulfonic acid and other strong oxidizing acids, it can anti-corrosion of most organic and inorganic acids, alkalis, salts, corrosion resistance to stress corrosion well, it can anti-corrosion of 10% nitric acid , formic acid, acetic acid, hydrochloric acid of 36% or less, 20% hydrobromic acid, dilute hydrofluoric acid, various concentrations of carbonic acid, boric acid, butyric acid, alkali and most salts, mercury, air, NH3, CO2, CO, NO2, HCL and other gases.