1.1/2"- 72" 2.Welding Neck,Slip On,Lap Joint,Blind.Threaded,Swivel,Orifice 3.ANSI.DIN.BS.MSS.API6A.ASME 4.150-2500LBS OEM Flange Size1/2"-72"TypeWeld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded, Orifice Flange, Swivel Flange, Spectacle Blind,Etc.StandardANSI, ASME ,MSS, API, DIN, JIS, BS. AWWA and GBClassANSI 150LBS-2500LBS,DIN PN6-PN160BS PN0.25-PN25 PN2.0-PN42.0JIS 5K- ...