... And we can desigh and manufacturing new items with your special requirements. We hope to express ... 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 ... SO ,WN,PL,BL,SW,TH flanges,pipe end cap,eccentric/concentric reducers ;seamless steel pipe (SMLS ...