VB 6

VB 6 / NSB Type 51b
	Factory photo of VB 6 (1913)
Numbering:	VB 6 / 51b 22
Number:	1
Manufacturer:	Saxon machine factory , No. 3715
Year of construction (s):	1913
Retirement:	November 10, 1954
Type :	1'D1 'T h2
Gauge :	1435 mm ( standard gauge )
Length over buffers:	9,550 mm
Total wheelbase:	6,950 mm
Empty mass:	35.5 t
Service mass:	46.2 t
Friction mass:	32 t
Top speed:	50 km / h
Driving wheel diameter:	1,050 mm
Number of cylinders:	2
Cylinder diameter:	420 mm
Piston stroke:	520 mm
Boiler overpressure:	12 kgf / cm 2
Grate area:	1.5 m 2
Tubular heating surface:	71.3 m 2
Superheater area :	17.53 m 2
Water supply:	5.5 t
Fuel supply:	2 t

The Norwegian steam locomotive series V.B. 6 in 1913 as a single piece from the Saxon machine factory of Richard Hartmann in Chemnitz lock Chemnitz , Germany , with the serial number 3715 for Valdresbane built.

history

The superheated steam locomotive ordered on January 13, 1913 was given the serial number 6 after delivery in the same year and commissioning in April 1914.

Used by Norges Statsbaner

With the expiry of the concession for the private Valdresbane on July 1, 1937, the entire Valdresbane and the locomotive were taken over by Norges Statsbaner . There it was given the new series designation NSB 51b and the new company number 22 . It was used in the Oslo district , where it remained until it was retired on November 10, 1954. After the decommissioning, the locomotive was scrapped .