... Certification:ISO9001 3.Material:304,304L,316,316L Stainless steel tube pipe1.Standard:GB,JIS,DIN,ASTM A312,ASTMA269,ASTM268/ ... SCH80slength 6M-12M or requested process methodcold rolled/cold drawn type welded applicationmainly used in decoration, for fluid and gas transport ... 1. Low and middle pressure fluid transportation pipeline 2. Casing Tube 3. Boiler Pipe 4. Petroleunm and natural gas industry ...