EN 17285

Railway Composite Brake Blocks - Requirements

This test method establishes performance requirements and acceptance criteria for composite (non-asbestos) brake blocks used in freight wagon braking systems. It evaluates friction characteristics, thermal stability, wear resistance, and compatibility with brake disc or wheel surfaces under representative operational conditions. Freight operators and brake block manufacturers use this test to ensure component reliability and safe braking performance in heavy-duty rail transport. Accreditation is critical for laboratories conducting brake block qualification testing to provide independent verification of compliance with European technical specifications for freight wagon safety.

What it measures

  • Coefficient of friction under varied temperatures
  • Wear rate and durability characteristics
  • Thermal stability and fade resistance
  • Compatibility with disc or wheel materials
  • Dimensional stability and surface integrity
🇧🇪 NBN EN 16185-1 🇩🇪 DIN EN 16185-1 🇬🇧 BS EN 16185-1 🇫🇷 NF EN 16185-1 🇮🇹 UNI EN 16185-1 🇪🇸 UNE EN 16185-1 🇳🇱 NEN EN 16185-1 🇧🇪 NBN EN 13979-1 🇩🇪 DIN EN 13979-1 🇬🇧 BS EN 13979-1 🇫🇷 NF EN 13979-1 🇮🇹 UNI EN 13979-1
3,963 Accredited labs
21 Countries

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Johann Spotka

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DAkkS D-PL-11247-01-00 Postbauer-Heng, DE
DIN EN 932-1 DIN EN 932-2 DIN EN 933-1 DIN EN ISO 17892-4 DIN 18128 + 3 more
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DAkkS D-K-11250-01-00 Lübeck, DE
Railway pantographs — requirements for m Railway overhead lines — pantograph head positiver Überdruck Volumendurchfluss dV/dt von + 3 more
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DAkkS D-PL-11250-01-01 Lübeck, DE
DIN EN 60601-1 IEC 60601-1 DIN EN 60601-1-1 IEC 60601-1-1 DIN EN 60601-1-4 + 3 more
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Duravit

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DAkkS D-PL-21217-01-00 Hornberg, DE
(-13910T>C) rs4988235 - PiM rs6647, PiZ rs28929474, rs17580 Laktoseintoleranz (LCT -14055 *6095991, BAG3 [OMIM *6038831 ISO 11452-8: 2015 + 3 more
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E C L (2000)

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UKAS 0709 Forest Hall, GB
(HSG 248) – 2021 (PCM) based on HSG 248)
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DAkkS D-PL-12144-01-01 Altdorf, DE
VDE 0468-2-1 DIN EN IEC 60068-2-11 DIN EN IEC 60068-2-13 DIN EN 60068-2-14 VDE 0468-2-14 + 3 more
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DAkkS D-K-18994-01-00 Pleidelsheim, DE
/ Messgeräte verwendete Abkürzungen: Volumenmessgeräte optische 0 mm Werkzeugeinstell- und + 1 more
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ACCREDIA 00742 Catania, IT
ISO 4832 DIN EN ISO 4833-1 DIN EN ISO 17141 ISO 11731 ISO 11290-1 + 3 more
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E.L.A.

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ACCREDIA 01115 Asti, IT
DIN EN 27888 DIN EN ISO 4833-1 DIN EN ISO 11885 DIN EN 13657 DIN EN ISO 10523 + 3 more
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E.S.T.

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ACCREDIA 00085 Grassobbio, IT
DIN EN 13126-19 DIN EN ISO 15587-2 DIN EN 14039 DIN EN ISO 16703 DIN EN ISO 16911-1 + 3 more
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ECAMRICERT

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ACCREDIA 00575 Monte di Malo, IT
Tensile testing of metallic materials (I Charpy impact test (ISO 148-1) DIN EN ISO 4136 DIN EN ISO 9016 DIN EN ISO 6507-1 + 3 more
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ACCREDIA 00886 Spoltore, IT
DIN EN 27888 DIN ISO 16649-2 DIN EN ISO 4833-1 DIN EN ISO 18593 DIN EN ISO 11885 + 3 more
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ACCREDIA 01396 Villa San Pietro, IT
DIN ISO 16649-2 DIN EN ISO 4833-1 DIN EN ISO 21528-2 DIN EN ISO 18593 DIN EN ISO 11885 + 3 more
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ACCREDIA 00623 FERMO, IT
DIN EN ISO 4833-1 DIN EN ISO 6579-1 DIN EN ISO 6888-2 DIN EN ISO 7932 DIN EN ISO 11290-1 + 3 more
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ACCREDIA 01231 Vallata, IT
DIN EN ISO 21528-2 DIN EN 13657 ISO 11731 ISO 21528-2 ISO 6222 + 3 more
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ACCREDIA 00829 Balvano, IT
ISO 18787 ISO 4832 ISO 21527-1 ISO 21527-2 DIN ISO 16649-2 + 3 more
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ACCREDIA 00523 Orbassano, IT
ISO 4832 ISO 15214 ISO 21527-1 ISO 21527-2 DIN EN ISO 4833-1 + 3 more
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ECOCHEM

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ACCREDIA 00218 Vicenza, IT
DIN EN 12880 DIN EN 13126-19 DIN EN ISO 15587-2 DIN EN 13657 DIN EN 14346 + 3 more
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ECOCONTROL

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ACCREDIA 00359 Pomezia, IT
ISO 21527-1 ISO 21527-2 DIN EN ISO 4833-1 DIN EN ISO 6579-1 DIN EN ISO 7932 + 3 more
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ECOCONTROL

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ACCREDIA 00756 Caraffa di Catanzaro, IT
ISO 4832 ISO 21527-1 ISO 21527-2 DIN EN ISO 4833-1 DIN EN ISO 6579-1 + 3 more
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ACCREDIA 00340 Priolo Gargallo, IT
DIN EN 12662-1 DIN EN 15984 IEC 60512-17-1 ISO 4832 DIN ISO 16649-2 + 3 more
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ECOGAM

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ACCREDIA 00657 Grosseto, IT
ISO 18787 ISO 21527-1 ISO 21527-2 DIN ISO 16649-2 DIN EN ISO 4833-1 + 3 more
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ACCREDIA 00590 Quart, IT
ISO 4832 DIN EN 846-7 ISO 11731 ISO 16649-2 ISO 11290-1 + 3 more
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ACCREDIA 01023 Bergamo, IT
DIN EN ISO 4833-1 DIN EN ISO 21528-2 DIN EN ISO 18593 DIN EN ISO 10304-1 DIN EN ISO 17294-2 + 3 more
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ACCREDIA 00114 Lucca, IT
dbSNP rs1800562, rs1799945, rs1800730, r DIN EN 27888 DIN EN ISO 19458 DIN EN 13126-19 DIN EN 1104 + 3 more
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Industries

Freight wagon operators Brake block manufacturers Brake system component suppliers Rolling stock maintenance providers Railway type-approval bodies

Related Standards

  • EN 16185-1 Railway applications - Brake friction pairs - Part 1: Friction behaviour assessment and acceptance criteria
  • EN 13979-1 Railway applications - Braking systems - Part 1: General requirements and definitions
  • EN 16834 Railway applications - Adhesion under braking and traction conditions

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