... Neck,Loose,Flat,Blind.Threaded Flange 3.2000psi-15000psi 4.API6A Type B 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, ... 0-PN25PaintingBlack, Yellow, Galvanizing, Antirusting oilSealing SurfaceFF, RF, RTJ,LJ FMPackingPlywood pallet, Plywooden case or As per customers ...