Home Page DUCTILE IRON GRATINGS AC 12 AC 12 EXPLANATION DOUBLE - LOCKS DOUBLE JOINT 200° OPENİNG EPDM RUBBER GASKET RUBBER BASED BLACK BITUM PAINTING CODE TYPE STRENGHT CLASS DIMENSIONS A B C D CANAL H1-H2 KG 3 B111 Ağır-Heavy 400kN D400 600 1000 430 965 388 60-116 125