... 3) ASTM , DIN, JIS, EN, API, BS Standard 4) SGS, VOC, BV, CE api 5l carbon steel pipeKEY WORDS: ... 2) Certificate: ISO9001: 2000, PED(Pressure Equipment Directive), API 5L, API 5CT, TS16949, DNV, KR 3) Standard: ASTM/ASME ... (ST35.8/ST45.8), DIN2391(ST35/ST45/ST52) API - LINE PIPE(B/X42/X46/X52/X60, PE ... DIN1629 ST37.0, ST44.0, ST50.0 JIS G3454 STPG370, STPG410 JIS G3461 STB340, STB410, STB440 GB5310 20G, ...