... X42 2) OD 19.05-508mm WT: 1-60mm 3) ASTM , DIN, JIS, EN, API, BS Standard 4) SGS, VOC, BV ... 5CT, TS16949, DNV, KR 3) Standard: ASTM/ASME - A106, A53, A179, A192, A210(A1/C), A519(1020/1025/1026), A213(T5/T9 ... purpose Production Standard, Grade, Steel No: ASTM A178 Grade A, C, D ASTM A192 ASTM A210 GradeA-1, C BS3059-I 320 CFS BS3059-II ...