... " 2) Standard: ISO,DIN, JIS 3) Certification: CE, ISO slip on steel flangeOur company is a professional pipe fitting manufacture, sowe can ... DN2000Materialcarbon steel, stainless steel, alloy steelPressurePN0.1 to PN40StandardISO, DIN, ANSI/ASME, GB, JISPaintingblack, oil, yelloy, znic and so onTechnicsforged slip on steel flange ...