... steel, 2.size:1/2"-24" 3.Standard:ANSI,DIN,EN1092-1 DIN flanges NameDIN flanges Range½” (15 NB) to 64” (1200NB ... ,25, 40,64,100,160 ETC. Available with NACE MR 01-75 material stainless steel , carbon steel , nickel alloy ,cast ... DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673B.S ...