... Class150,Class300,Class600,Class900,Class1500,Class2500SIZE: 1/2" NB TO 48" NB 2.DIN FLANGESStandard: DIN2527,DIN2566,DIN2573,DIN2576 ... TYPE13(Hubbed Threaded Flanges)Pressure ClassPN2.5PN6PN10PN16PN25PN40PN63PN100SIZE: 1/2" TO 48"6.UNI FLANGESTYPES: FLANGESPressure ClassPN0. ... Table H ScrewedSIZE: 1/2" TO 48" Welding Neck Flanges, Slip on Flanges, Threaded Flanges, Socket Welding Flanges, Blind ...