... ,ASTM,EN,AISI welded INOX 201 stainless steel pipe,201 welded tube erw 0.27mm 17mm tube Manufacture Standard:JIS,GB,DIN,ASTM,EN,AISI ... -4 / S44735, ASTM A 269specialized in stainless steel pipes online for many years in China.Standard:Strictly follow the ASTM A 554 ... ,76,88.9,102,114,133,141,159,219 2)Square pipes - Outside dimensions(mm) : 10x10,12x12,15x15,17x17,18x18,19x19 ...