Commercial 6t Gas Boiler Plant Supplier Azerbaijan

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Subpar Productions-Standard Gauge Freight - Steam Machine

Jan 02, 2017 · USRA Heavy Mallet (2-8-8-2) Although most USRA-designed engines bore a resemblance to some pre-war engine, the Heavy Mallet was designed as a "patch" to the Norfolk & Western's Y2 class of 2-8-8-2 built in 1918 and 1919. The Y2 boiler was poor steaming, a fault which the USRA design council remedied in the standard Heavy Mallet.

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