EN 15461

Railway Brake Friction Material Characterisation

This test characterises the friction properties and thermal behavior of brake pads and brake blocks used in railway braking systems, ensuring consistent performance and safety across diverse operating conditions. The test evaluates friction coefficients at various temperatures, pressure levels, and speeds to validate that materials meet performance specifications for both passenger and freight applications. Accurate characterisation is essential for brake system designers to predict braking performance and prevent brake fade or instability. Accreditation guarantees that testing is performed with validated equipment and procedures, supporting regulatory compliance and safe brake system design.

What it measures

  • Friction coefficient at varying temperatures
  • Friction coefficient dependence on pressure and sliding speed
  • Thermal fade and recovery characteristics
  • Wear rate and material degradation
  • Vibration and noise generation potential
๐Ÿ‡ง๐Ÿ‡ช NBN EN 15152 ๐Ÿ‡ฉ๐Ÿ‡ช DIN EN 15152 ๐Ÿ‡ฌ๐Ÿ‡ง BS EN 15152 ๐Ÿ‡ซ๐Ÿ‡ท NF EN 15152 ๐Ÿ‡ฎ๐Ÿ‡น UNI EN 15152 ๐Ÿ‡ช๐Ÿ‡ธ UNE EN 15152 ๐Ÿ‡ณ๐Ÿ‡ฑ NEN EN 15152 ๐Ÿ‡ง๐Ÿ‡ช NBN EN 13571 ๐Ÿ‡ฉ๐Ÿ‡ช DIN EN 13571 ๐Ÿ‡ฌ๐Ÿ‡ง BS EN 13571 ๐Ÿ‡ซ๐Ÿ‡ท NF EN 13571 ๐Ÿ‡ฎ๐Ÿ‡น UNI EN 13571
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ACCREDIA 00860 Narni, IT
DIN EN ISO 4833-1 DIN EN ISO 21528-2 DIN EN ISO 18593 DIN EN 1794-3 DIN EN ISO 11885 + 3 more
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ISO 6506-1 ISO 6507-1 DIN EN 14587-2 ASTM E415-21 UNI EN 14730-1
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UNI EN 15662
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DIN EN 15984 ASTM D5291-21 DIN EN 15984 ASTM D5291-26
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DIN EN 1484 DIN EN 12457-2 ISO 9308-2 EPA 6020 EPA 200.8 1994 + 3 more
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Industries

Brake pad and block manufacturers Rolling stock manufacturers Braking system integrators and suppliers Railway maintenance and depot operators Material testing and research laboratories

Related Standards

  • EN 15152 Railway applications - Braking systems on rail vehicles - General requirements and definitions
  • EN 13571 Railway applications - Brakes - Disc brake pads - Specifications and approval
  • EN 14363 Railway applications - Testing and Simulation for the acceptance of running characteristics of railway vehicles

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