... ,DIN, JIS 3) Certification: CE, ISO carbon steel flangeOur company is a professional pipe fitting manufacture, sowe can supply you products in ... , weld neck flange, plate flange, lap joint flange, blind flange, carbon steel flange, stainless steel flange, alloy steel flangeSizeDN10 to DN2000Materialcarbon ... , ANSI/ASME, GB, JISPaintingblack, oil, yelloy, znic and so onTechnicsforged carbon steel flange