Bogie Tank Wagon for Liquefied Petroleum Gas --- These wagons are designed for transportation of Liquified Petroleum Gas (LPG). Provided with air brake and CASNUB 22 NLB bogie with air brake, non transtion CBC & O-12 I-8 S-4 spring type. Axle load - 20.32t. Speed 75/80 kmph. Capacity - 37.6 Tonnes. Type - BTPGLN.