... on, flat, lap joint, socket, blind, thread 2)Standard;ANSI,ASTM,DIN,JIS,UNI 3)Size:DN15-DN1000 Detailed Product Description1 ... ) Stainless steel flange and carbon steel flange2) Type: welding-neck flange, ... slip on flange, screwed flange, blind flange,lap joint flange, socket-welding flange3) Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, ...