... : 1-60mm 3) ASTM , DIN, JIS, EN, API Standard 4) SGS, VOC, BV, CE KEY WORDS: Cold Drawn Steel Tube carbon steel pipe astm ... a106 b1) Cold drawn seamless steel tube/pipe 2) Certificate: ISO9001: 2000 ... , API 5CT, TS16949, DNV, KR 3) Standard: ASTM/ASME - A106, A53, A179, A192, A210(A1/C), A519(1020/1025/1026), A213(T5 ...