Home Page DUCTILE IRON GRATINGS AC 01 AC 01 EXPLANATION DOUBLE-LOCKS 200° OPENİNG DOUBLE JOINT RUBBER BASED BLACK BİTUM PAINTING CODE TYPE STRENGHT CLASS DIMENSIONS A B C D CANAL H1-H2 KG 3 B100 Düz-Flat 250kN C250 500 600 338 578 298 70-110 55