Summary:This bogie is suitable for various freight cars operating on standard gauge, with 21t axle load and the maximum operating speed of 120km/h. It is three-piece casting steel bogie, and adopts central spring suspension system with variable friction damping device; a elastic under cross-brace is additionally arranged between two side frames; and adopts JC type double-acting constant contact side bearing, double-row tapered roller bearing, light type HEZB type casting steel wheel or HESA type rolled steel wheel, single side brake shoe brake rigging with middle pull rod , L-A or L-B type combined brake beam, new-type high friction brake shoe, etc.
Main technical parameters:
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Axle load (t)
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21
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Tare weight (t)
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4.2
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Gauge (mm)
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1435
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Operating speed (km/h)
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120
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Min. radius of curvature negotiable (m)
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100
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Wheel diameter (mm)
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840
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