)high pressure alloy steel tube astm a210 a1 2) OD 19.05-508mm WT: 1-60mm 3) ASTM DIN JIS EN API Standard Cold Drawn ... , API 5CT, TS16949, DNV, KR 3) Standard: ASTM/ASME - A106, A53, A179, A192, A210(A1/C), A519(1020/1025/1026), A213(T5 ... on . 11) Surface treatment: Oil-dip, Varnish, Passivation, Phosphating, new astm a210 high pressure alloy steel tube