Data from diagram Loco: 14, Societe Alsacienne de Constructions Mecaniques from locomotive book supplied by Dany Machi up at [] as
Diagrammes des machines SACM construites a GRAFENSTADEN (October 2007).
Tube diameter is the interior measurement; external diameter was 50 mm (1.97"). This may well be the earliest in a string of Madrid, Zaragoza y Alicante locomotives that had the same cylinder dimensions and driver diameter. It had a lower boiler pressure, smaller grate, smaller tender.
Data from diagram UG Type 167, Societe Alsacienne de Construction Mecaniques from SACM locomotive book supplied by Dany Machi up at [] as
Diagrammes des machines SACM construites a GRAFENSTADEN (October 2007).
Data from diagram UG Type 202, Societe Alsacienne de Construction Mecaniques from SACM locomotive book supplied by Dany Machi up at [] as
Diagrammes des machines SACM construites a GRAFENSTADEN (October 2007).
| Principal Dimensions by Steve Llanso of Middle Run Media | |||
|---|---|---|---|
| Class | unknown | unknown | unknown |
| Locobase ID | 15568 | 15585 | 15587 |
| Railroad | |||
| Country | |||
| Whyte | 0-6-0 | 0-6-0T | 0-6-0T |
| Number in Class | |||
| Road Numbers | |||
| Gauge | Std | Std | Std |
| Number Built | |||
| Builder | SACM | SACM | SACM |
| Year | 1931 | ||
| Valve Gear | Stephenson | Stephenson | Heusinger |
| Locomotive Length and Weight | |||
| Driver Wheelbase (ft / m) | 11.06 / 3.37 | 10.83 / 3.30 | 9.84 / 3 |
| Engine Wheelbase (ft / m) | 11.06 / 3.37 | 10.83 / 3.30 | 9.84 / 3 |
| Ratio of driving wheelbase to overall engine wheelbase | 1 | 1 | 1 |
| Overall Wheelbase (engine & tender) (ft / m) | 33.17 / 10.11 | 10.83 / 3.30 | 9.84 / 3 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |||
| Weight on Drivers (lbs / kg) | 74,296 / 33,700 | 87,413 / 39,650 | 106,924 / 48,500 |
| Engine Weight (lbs / kg) | 74,296 / 33,700 | 87,413 / 39,650 | 106,924 / 48,500 |
| Tender Loaded Weight (lbs / kg) | 41,667 / 18,900 | ||
| Total Engine and Tender Weight (lbs / kg) | 115,963 / 52,600 | ||
| Tender Water Capacity (gals / ML) | 1782 / 6.75 | 1188 / 4.50 | 1663 / 6.30 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 2.80 / 3 | 2 / 2 | 2.20 / 2 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 41 / 20.50 | 49 / 24.50 | 59 / 29.50 |
| Geometry Relating to Tractive Effort | |||
| Driver Diameter (in / mm) | 51.60 / 1310 | 51.20 / 1300 | 43.30 / 1100 |
| Boiler Pressure (psi / kPa) | 127.60 / 880 | 142.10 / 980 | 198.70 / 1370 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 17.72" x 25.59" / 450x650 | 16.54" x 23.62" / 420x600 | 17.72" x 21.65" / 450x550 |
| Tractive Effort (lbs / kg) | 16,890 / 7661.18 | 15,244 / 6914.57 | 26,516 / 12027.47 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.40 | 5.73 | 4.03 |
| Heating Ability | |||
| Tubes (number - dia) (in / mm) | 197 - 1.811" / 46 | 209 - 1.614" / 41 | 226 - 1.752" / 44.5 |
| Flues (number - dia) (in / mm) | |||
| Flue/Tube length (ft / m) | 13.94 / 4.25 | 9.84 / 3 | 10.17 / 3.10 |
| Firebox Area (sq ft / m2) | 89.56 / 8.32 | 80.73 / 7.50 | 75.35 / 7 |
| Grate Area (sq ft / m2) | 13.56 / 1.26 | 18.30 / 1.70 | 19.59 / 1.82 |
| Evaporative Heating Surface (sq ft / m2) | 1397 / 129.75 | 953 / 88.50 | 1023 / 95 |
| Superheating Surface (sq ft / m2) | |||
| Combined Heating Surface (sq ft / m2) | 1397 / 129.75 | 953 / 88.50 | 1023 / 95 |
| Evaporative Heating Surface/Cylinder Volume | 191.26 | 162.24 | 165.54 |
| Computations Relating to Power Output (More Information) | |||
| Robert LeMassena's Power Computation | 1730 | 2600 | 3893 |
| Same as above plus superheater percentage | 1730 | 2600 | 3893 |
| Same as above but substitute firebox area for grate area | 11,428 | 11,472 | 14,972 |
| Power L1 | 2772 | 2801 | 3248 |
| Power MT | 246.76 | 211.93 | 200.91 |