1.Material:stainless steel 2.Certificate:API spac 5L/5CT,ISO9001:2000 ABOUT US/PRODUCTSSeamless Pipe Structure Pipe Pipe for Liquid Transportation Tube for ... ,X46, X52, X60, X65, X70, X80ASTM A106 GrB seamless steel pipe China GBASTMDIN 1717510#ASTM A106 Gr.AASTM A53 Gr.AASTM A179 ... steel pipe8" to 36"SCH20,30,40,60,STD XS,80AY/T5037-20015.8m,6m,5m to 12m random stainless steel tube and pipe fittings ...