Bogie Open Wagon for Steel Transport --- Designed in 2000 these wagons are specially used to transport long steel bars. These wagons have 4 doors on each side, transportation of all classes of minerals like coal, iron ore etc. Axle Load - 20.32 T. CASNUB 22 HS bogie. Non- transition CBC. Spring - O-14 I-12 S-4. Speed 75/80 Kmph. Capacity - 63.78 Tonnes. Type - BOST.