large seamless stainless steel pipe : OD:219mm-630mm,W.T:0.6-30mm.Standards:GB,ASTM,JIS,DIN ect. Grade:304,TP304,321,TP321,316,TO316L,304L,310S,The products are widely applied to the petroleum,chemical industy,electric power,environmental protection,manufacturing,ordinary fluid transportation,constructive work , ect .