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Pennsylvania class H6

H6sa No. 2552 in November 1931 in Logansport, Indiana

The various variants of the H6 formed the most numerous class of steam locomotives in the PRR. After the USATC S160, which had been developed for wartime use in Europe, they were also the most-built Consolidations. Th...

Pennsylvania class H6Remove
Variant
H6
Built 1899-1901
Manufacturers Baldwin
Wheel arrangement 1D
Gauge 1435 mm
Length 20090 mm
Service mass 81647 kg
Top speed 80 km/h
Power
Engine

General

Property Pennsylvania class H6Remove
Built 1899-1901
Manufacturers Baldwin
Wheel arrangement 2-8-0 (Consolidation)
Gauge 1,435 mm

Dimensions and weights

Property Pennsylvania class H6Remove
Length 20.09 m
Wheelbase 7.54 m
Service mass 81.6 t
Adhesion mass 72.6 t
Total mass 132.4 t
Rigid wheelbase 5.04 m
Axle load 18.1 t
Water capacity 22,712 l
Fuel capacity 10 t (coal)

Boiler

Property Pennsylvania class H6Remove
Grate area 3.096 m²
Firebox surface 16.723 m²
Tube heating surface 244.614 m²
Evaporative heating surface 261.337 m²
Total heating surface 261.3 m²

Power plant

Property Pennsylvania class H6Remove
Driver diameter 1,422 mm
Boiler pressure 12.8 bar
Expansion type simple expansion
Cylinders two, 559 x 711 mm

Power

Property Pennsylvania class H6Remove
Power source steam
Estimated power 820 kW
Top speed 80 km/h
Starting effort 169.3 kN

Calculated values

Property Pennsylvania class H6Remove
Factor of adhesion 1 : 4.21
Optimal speed 29 km/h
Power-to-weight ratio 10.0 kW/t
Heating Surface Equivalent 345.0 m²
Cylinder volume/HSE 1 : 1,011.27
Adhesive weight/Total 1 : 1.13
Tractive force/Heating surface 1 : 13.53
Grate area/Heating surface 1 : 84.41
Firebox/Tube surface 1 : 14.63
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