... 2.150-2500Lbs 3.Weld Neck,Slip-On,Socket Weld,Lap Joint,Threaded, Orifice flange,Swivel flange 4.OEM Service Flange ... Size1/2"-72"TypeWeld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded, Orifice Flange, Swivel Flange, Spectacle Blind,Etc.StandardANSI ...