... :1/2" to 48" 3.Material:SUS304L ANSI A182 150lb 28" WNRF Forged FlangeThe main product are DIN, ANSI B16.5 ... flanges(SO flange),Welded neck flanges(WN flange),Blind flanges(BL flange),Threaded flange(TH flange), Socket welding flange(SW flange ... ,BS,AS2129, JIS,EN 1092,customized design. ANSI A182 150lb 28" WNRF Forged Flange