Forged Flanges to EN1092-1 typ01-34 / DIND2527, DIN2631, 2632, 2633, 2634, 2635.2636, ... :2008 CERT. FORGED STEEL FLANGES Dimension Standards and Sizes: EN1092-1 TYP01-34 DIN2527, DIN2631, 2632, 2633, 2634, 2635,2636 ... ,2656,2642,2783,ETC ANSI B16.5 1/2”-24” CLASS 150-2500 ANSI B16.47 26”-60” CLASS 75 ... 47SER, A(MSS), ASME B16, 47SER, B(API605) API 6A 1-13/16”-30” CLASS 2000-20000 AWWA C207 4”-144 ...