... sporting equipment and other areas10-180×2-24 High Pressure Boiler Tube 20G,A106cST45.8/3GB5310-95ASTMA106-99DIN17175-79 Heat- ... resistant high-pressure boiler seamless steel pipe16-824×2-65 Hydraulic prop tube ... , corrosion-resistant Seamless pipe for Petroleum, chemical, electric power,Boiler industry16-824×2-100 Casing pipe J55 N80, P110API SPEC ...