... :Forged Flange2) Type of Flange: SLIP-ON, WELDING NECK, BLIND, SOCKET WELDING, THREADED, LAP JOINT3) Size of Flange: 1/2"-78" , DN15- ... DN2000 4) Material of Flange: Carbon Steel Flange: A105,SS400, ... SF440 RST37.2,S235JRG2,P250GH,C22.8 Stainless Steel Flange: ...