... steel Products Information:Name: 150lb threaded steel so flange Standard:ANSI,DIN,JIS,GOST,GB ... Threaded Flange, Slip-On Flange (SO), Socket Welding Flange, Lap Joint Flange (LJF), Welding Neck Flange (WNF), Blind Flange, Orifice Flange, Reducing Flange, Pad Type Flange, Loose Hubbed Flange, Welding Plate Flange ... ,WN,PL,BL,SW,TH flanges,pipe end cap,eccentric/concentric reducers ;seamless steel pipe ...