JNR Class C12

Specifications
Specifications
Configuration:;
• Whyte	2-6-2T
• UIC	1′C1′ h2t
Gauge	1,067 mm (3 ft 6 in); 1,000 mm (3 ft 3+3⁄8 in) metre gauge; (Vietnam Railways);
Driver dia.	1,400 mm (55+1⁄8 in)
Length	11,350 mm (37 ft 2+3⁄4 in)
Height	3,900 mm (12 ft 9+1⁄2 in)
Axle load	10.90 tonnes (10.73 long tons; 12.02 short tons)
Adhesive weight	32.00 tonnes (31.49 long tons; 35.27 short tons)
Loco weight	50.05 tonnes (49.26 long tons; 55.17 short tons)
Fuel capacity	1.50 tonnes (1.48 long tons; 1.65 short tons)
Water cap.	5,500 litres (1,200 imp gal; 1,500 US gal)
Firebox:
• Grate area	1.30 m2 (14.0 sq ft)
Boiler:;
• Tube plates	3,200 mm (10 ft 6 in)
• Small tubes	45 mm (1+3⁄4 in), 68 off
• Large tubes	127 mm (5 in), 16 off
Boiler pressure	14.0 kg/cm2 (1.37 MPa; 199 psi)
Heating surface:
• Firebox	7.4 m2 (80 sq ft)
• Tubes and flues	46.1 m2 (496 sq ft)
• Total surface	53.5 m2 (576 sq ft)
Superheater:;
• Heating area	19.8 m2 (213 sq ft)
Cylinders	Two, outside
Cylinder size	400 by 610 millimetres (15+3⁄4 in × 24 in)
Valve gear	Walschaerts

Type and origin
Type and origin
Power type	Steam
Builder	Nippon Sharyo (110); Kawasaki (56); Kisha Seizō (44); Mitsubishi (17); Hitachi (55);
Build date	1932–1947
Total produced	282

JNR Class C12
Taiwan Railways Class CK120
North China Transport Class PureA (プレA)
China Railways Class PL51
Vietnam Railways Class 131
Indonesian State Railways Class C32
JNR Class C12; Taiwan Railways Class CK120; North China Transport Class PureA (プレA); China Railways Class PL51; Vietnam Railways Class 131; Indonesian State Railways Class C32
	Preserved C12 66, on the Mooka Railway, March 2012
Power type
Type and origin
Power type	Steam
Builder	Nippon Sharyo (110); Kawasaki (56); Kisha Seizō (44); Mitsubishi (17); Hitachi (55);
Build date	1932–1947
Total produced	282
Configuration:;
Specifications
Configuration:;
• Whyte	2-6-2T
• UIC	1′C1′ h2t
Gauge	1,067 mm (3 ft 6 in); 1,000 mm (3 ft 3+3⁄8 in) metre gauge; (Vietnam Railways);
Driver dia.	1,400 mm (55+1⁄8 in)
Length	11,350 mm (37 ft 2+3⁄4 in)
Height	3,900 mm (12 ft 9+1⁄2 in)
Axle load	10.90 tonnes (10.73 long tons; 12.02 short tons)
Adhesive weight	32.00 tonnes (31.49 long tons; 35.27 short tons)
Loco weight	50.05 tonnes (49.26 long tons; 55.17 short tons)
Fuel capacity	1.50 tonnes (1.48 long tons; 1.65 short tons)
Water cap.	5,500 litres (1,200 imp gal; 1,500 US gal)
Firebox:
• Grate area	1.30 m2 (14.0 sq ft)
Boiler:;
• Tube plates	3,200 mm (10 ft 6 in)
• Small tubes	45 mm (1+3⁄4 in), 68 off
• Large tubes	127 mm (5 in), 16 off
Boiler pressure	14.0 kg/cm2 (1.37 MPa; 199 psi)
Heating surface:
• Firebox	7.4 m2 (80 sq ft)
• Tubes and flues	46.1 m2 (496 sq ft)
• Total surface	53.5 m2 (576 sq ft)
Superheater:;
• Heating area	19.8 m2 (213 sq ft)
Cylinders	Two, outside
Cylinder size	400 by 610 millimetres (15+3⁄4 in × 24 in)
Valve gear	Walschaerts
Power output
Performance figures
Power output	505 PS (371 kW; 498 hp)
Tractive effort	81.356 kN (18,290 lbf)
Operators
Career
Operators	Japanese Government Railways; Japanese National Railways; North China Transport; China Railway; Taiwan Railways; Vietnam Railways; Indonesian State Railways;
Class	JGR/JNR: C12; NCTC: プレA; CR: PL51; TRA: CK120; VR: 131; IR: C32;
Number in class	JGR/JNR: 282; NCTC: 60; CR: 60; TRA: 7; IR: 2;
Numbers	JGR/JNR: C12 1–C12 282; NCTC: プレA1501−プレA1560; TRA: CK121−CK127; IR: C3201-C3202;
Retired	1970 (Japan),; 1971-1976 (Vietnam),; 1975-1983 (China),; 1982-1989 (Taiwan),; 1980 (Indonesia)

The Class C12 is a type of 2-6-2T steam locomotive built by the Japanese Government Railways and the Japanese National Railways from 1932 to 1947. A total of 282 Class C12 locomotives were built and designed by Hideo Shima.