Construction year: 1912
Numbering locomotives: 81.001 - 81.582
Type of locomotief: ( EightCoupler ) 0-8-0
Mechanism
Diameter of cylinders (d) : 600 mm
Piston stroke (l) : 660 mm
Diameter of driving wheels (D) : 1,350 m
Kettle
Kettle pressure (P) : 14 kg/cm²
Grid
Length: 2,600 m
Width: 1,010 m
Surface area (G) : 2,63 m²
Heating surface of the firebox: 13,89 m²
Heating surface of the firebox
Small fire tubes
Diameters : 45/50 mm
Amount: 139
Surface area 88,43 m²
Big fire tubes
Diameters : 125/133 mm
Amount: 24
Surface area 42,11 m²
Total heating area (S) : 144,43 m²
Diameter superheater pipes: 32/40 mm
Overheating surface (S1) : 51,88 m²
Boiler hull
Average diameter: 1,598 m
Plate thickness: 17 mm
Thickness fireboxplates: 16 and 20 mm
Material fireboxplates: Copper
Thickness fireboxplates
Sky plate: 16 mm
Rear and side plates: 16 mm
Pipe plate: 16 or 26 mm
Thickness of pipe plate - Smoke box: 26 mm
Content of the ride-on kettle: 6,290 m³
Steam chest volume: 2,150 m³
Surface area of steam release: 8,82 m²
Ratio S/G : 55
Ratio S1/S: 0,359
Weight empty locomotive: 61,830 ton
Adhesion weight (A): 67,930 ton
Ratio T/A: 1/4,24
Towing capacity: T= 0,65pd²l 10 620 kg
D
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