... DIN FlangesSTANDARD:DIN2627, DIN2628,DIN2629,DIN 2630,DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN 2573, DIN 2576,DIN 2501,DIN 86030,DIN ... EN 1092-1PRESSURE GRADE:6Bar, 10Bar, 16Bar, 25Bar, 40Bar3. BS FlangesSTANDARD: BS 4504, BS3293PRESSURE GRADE:PN2.5,PN6,PN10,PN16 ... 7005-1PRESSURE GRADE:PN2.5,PN6,PN10,PN16,PN25,PN40,PN50,PN110,PN150, PN260,PN420 ...