... Standard:ASTM,DIN,EN,JIS,AISI,BS Product Specifications: 1PRODUCT316 Stainless steel round pipe 2STANDARDASTM,AISI,ASME,JIS,DIN,EN,GB ... exchanger2).High temperature resistant transmission fluid pipe in power station3).Ship with pressure pipe4).The exhaust purification devices5). ... will offer the best after sale service for you. If any questions, inquiry me RIGHT NOW!!! 316 Stainless steel round pipe