Forged Galvanised Flange 1.ISO 9001:2008 2.GOST,ANSI,DIN,JIS,BS,UNI,GB 3.Material:Carbon/Stainless 4. Size:1/2"-72" Forged Galvanised Flange 1)material: Carbon steel (A105, RST37-2/S235JRG2, C22.8/P250GH, S355J2G3/ST52-3, SS400/SF440A...) and stainless steel(304, 304L, 316, 316L...) 2) Standard: DIN, ANSI, JIS, AS2129, API, BS4504, GOST 3)TYPE: SLIP ON, WELDING NECK, PLATE, BLIND, RING/COLLAR, ...