... -15000psi 4.API6A Type B Flange Size1/2"-72"TypeWeld Neck, Slip-On, Blind, Socket Weld, Lap Joint, Threaded, Orifice Flange, Swivel ... , SS304, SS316, SS304L, SS316L , 321 etcAlloy Steel DIN17440/1.4006 DIN 17175/1.7335Rated PressurePN6.0-PN25PaintingBlack, Yellow, Galvanizing, Antirusting oilSealing SurfaceFF ...