... steel, 2.size:1/2"-24" 3.Standard:ANSI,DIN,EN1092-1 DIN flanges NameDIN flanges Range½” (15 NB) to 64” ... DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673B.S ... long tapered hub provides an important reinforcement of the flange proper from the standpoint of strength and resistance to dishing ...