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What should you know about our French High Speed Bi-blocs?


General info

The B450NV is the prestressed Bi-bloc sleeper made of classic cement concrete conforming to the European standard EN13230-1 and 3 and the technical specification IG04026 of the French railway company SNCF RESEAU.

The sleeper can be used for both the conventional and high-speed railnet.

Product specifications

B450 NV
Max axle load:22,5 tons at a speed of 250km/hour
18 ton tons at a speed of 320km/hour
Fixation system:Railtech nabla system
Weight:240 kg
Rail Gauge:1435mm
Rail: 46E2, 55E1, 50E6 and 60E1

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