loco-info.com - Saxon X H1

Dimensions and Weights
Wheelbase	28 ft 6 1/2 in
Rigid wheelbase	7 ft 4 9/16 in
Service weight	154,544 lbs
Adhesive weight	68,343 lbs
Total weight	255,956 lbs
Axle load	34,172 lbs
Water capacity	5,548 us gal
Fuel capacity	11,023 lbs (coal)

Boiler
Grate area	30.6 sq ft
Firebox area	145.3 sq ft
Tube heating area	1,691 sq ft
Evaporative heating area	1,836.3 sq ft
Superheater area	507 sq ft
Total heating area	2,343.3 sq ft

Power Plant
Driver diameter	78.7 in
Boiler pressure	174 psi
Expansion type	simple
Cylinders	two, 20 1/16 x 24 13/16 in

Power
Power source	steam
Estimated power	1,180 hp (880 kW)
Optimal speed	40 mph
Top speed	62 mph
Starting effort	18,783 lbf

Calculated Values
Factor of adhesion	1 : 3.64
Power-to-weight ratio	0.0076 hp/lb
Heating Area Equivalent	3,576.8 sq ft
Cylinder volume/HAE	1 : 774.59
Adhesive weight/Total	1 : 2.26
Tractive force/Heating area	1 : 1801.98
Grate area/Heating area	1 : 71.90
Firebox/Tube area	1 : 15.13
Total/Superheater	1 : 3.62

steam locomotive

express

last changed: 08 2023

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