Szechuen Chuenhan 2-6-2 Locomotives in China


Class Details by Steve Llanso of Sweat House Media

Class unknown (Locobase 13645)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 34, p. 319 . Works number was 36436 in April 1911.

The specifications for this Prairie tank included a guarantee to haul 625 long tons up a 0.8% straight grade.

Principal Dimensions by Steve Llanso of Sweat House Media

Classunknown
Locobase ID13645
RailroadSzechuen Chuenhan
CountryChina
Whyte2-6-2T
Number in Class1
Road Numbers
GaugeStd
Number Built1
BuilderBaldwin
Year1911
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 8.40 / 2.56
Engine Wheelbase (ft / m)22.50 / 6.86
Ratio of driving wheelbase to overall engine wheelbase 0.37
Overall Wheelbase (engine & tender) (ft / m)22.50 / 6.86
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)83,520 / 37,884
Engine Weight (lbs / kg)116,420 / 52,807
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)116,420 / 52,807
Tender Water Capacity (gals / ML)1500 / 5.68
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 3.40 / 3
Minimum weight of rail (calculated) (lb/yd / kg/m)46 / 23
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)46 / 1168
Boiler Pressure (psi / kPa)180 / 12.40
High Pressure Cylinders (dia x stroke) (in / mm)17" x 22" / 432x559
Tractive Effort (lbs / kg)21,147 / 9592.13
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.95
Heating Ability
Tubes (number - dia) (in / mm)190 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)10.21 / 3.11
Firebox Area (sq ft / m2)91.60 / 8.51
Grate Area (sq ft / m2)14.40 / 1.34
Evaporative Heating Surface (sq ft / m2)1099 / 102.14
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1099 / 102.14
Evaporative Heating Surface/Cylinder Volume190.15
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2592
Same as above plus superheater percentage2592
Same as above but substitute firebox area for grate area16,488
Power L13718
Power MT294.42

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