... , /PN6,PN10,PN16,PN20,PN25,PN40/ Class A, B, C, D, EstandardASME B16.5, ASME B16.47, ASME B16.36,DIN ... ,DIN2627,DIN2628,DIN2629,DIN2631 DIN2632,DIN2633,DIN2634,DIN2635,DIN2636,DIN2637 Types: Welding neck FflangesSlip on FlangesThreaded FlangesSocket Welding Flanges, Blind FlangesPRESSURE ... Flanges, Screwed Boss Flanges, Slip on Boss Flanges, Blind Flanges TYPES: Table: D, E, F, H SIZE: 1/2" NB TO 48 ...