... DN6000)TypeWelding Neck Flange, Slip on Flange, Threaded Flange, Socket Welding Flange, Blind Flange, OrificeFlange, Ring Joint Flanges, Long Welding ... and sewage work Flange Facing TypesRaised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small ... Groove, Small Tongue & Groove Connection TypeRaised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male ...