14 tons meter gauge bogie for Vietnam is of three-piece structure, consisting of bolster, side frame, wheel set, 5×9 double taper rolling bearing, basic brake device and vibration-control device. The bolster, side frame and adapter adopt AAR-C grade steel to ensure enough strength and rigidity. Wheel set adopts the wheel with radius of 780mm. The wheel tread is LM meter gauge wearing type. The bearing device is 5×9 SKF double taper rolling bearing. The vibration-control device adopts Ride Control constant frictional damper and ADI wedge. The center spring is of equal height inner and outer spring made of 60SI2CrVA material. The bogie adopts center plate loading mode. The center plate is Φ299mm flat lower center plate. The side bearing is rigid side bearing with small clearance. The basic brake device is single sliding brake. The brake block is highphosphorous brake blocks.

This bogie is suitable for Vietnam meter gauge railway lines.

Track gauge    1000mm
 
Axle load    14t
 
Tare weight   3.2t App. 
 
Fixed wheel base   1600mm
 
Braking leverage   6
 
Distance between side bearings   1000mm
 
Height from rail  top to bogie center Plate ''with wear plate   645mm
 
Static deflection of center suspension spring
 
Empty    9mm App . 
 
Loaded    39mm App . 
 
Max . running speed    80km/h
 
Min. curve radius negotiable    80m
 
Rolling stock clearance as per the requirement of Chinese meter gauge lines Permitted by client