... ETC STANDARD: 1)ANSI, DIN, UNI, BS, JIS, KS 2)Welding Neck Flange, Slip-On, Blind,Lap joint,socket ... welding 3)Size:1/2''-48''Our Carbon Steel Flange and Stainless Steel Flange ... be according to ANSI, DIN, UNI, BS, JIS, KS standards. the materials are ASTM A105, ST37, Q235, ... E FLANGES: PN10, PN16, PN25, PN40 Flanges;JIS B2220 / KS B1503 FLANGES: 5K, 10K, 16K, 20K, 30K Flanges. ...