Many types of stainless flanges Specification: from 1/2" to 80" (DN15 to DN2000) Specifications 1)welding neck , slip - on ,socket welding , blind. 2 ... - PN25 PN2.0 - PN42.04)Specification: from 1/2" to 80" (DN15 to DN2000)5)Special designavailable as the requirements of customer6)Standard ... , HG, GB, JG, BS.7)All the flanges are according to the ASTM, BS, DIN, JIS, EN, GB and customer's ...