... 19.05-508mm WT: 1-60mm 3) ASTM , DIN, JIS, EN, API Standard 4) SGS, VOC, BV, CE KEY WORDS: ... : ISO9001: 2000, PED(Pressure Equipment Directive), API 5L, API 5CT, TS16949, DNV, KR 3) Standard: ASTM/ASME - A106, A53, A179, ... 2(P195GH/P235GH/P265GH), EN10305-1(E215/E235/E355) DIN - DIN1629(ST37.0/ST44.0/ST52.0), DIN17175 ... (ST35.8/ST45.8), DIN2391(ST35/ST45/ST52) API - LINE PIPE(B/X42/X46/X52/X60, PE/ ...