BS4504 Flange Manufacturer – Supplier and Exporter of BS4504 Weld Neck Flange – Products Pipe Flange Slip on Flanges Weld Neck Flanges/Long Weld Neck Flanges Blind Flanges/High Hub Blind Flanges Socket Weld Flanges Orifice Flanges Ring Type Joint Flanges Threaded Flanges Lap Joint Flanges Spectacle Blind Flanges Paddle Blind Flanges Ring Spacer Flanges