... pipe Standard ASTMA312,A213,A376,A789,A790,A376,A249,EN10217-7-2005,GB14976-2002,GB13296-2009,JIS G3459-2004,JIS3463-2006Outside ... .75,P≤0.040,S≤0.030, Cr:18.00~20.00, Ni:8.00~11.00Applicationwidely used in petroleum, Foodstuff, chemical industry, construction ...