UIC 541-5

Railway Disc Brake Pad Homologation

UIC 541-5 specifies the technical requirements and homologation conditions for disc brake pads used in railway rolling stock. This standard establishes performance criteria including friction coefficient stability, wear resistance, thermal durability, and mechanical properties under dynamic braking loads. Testing ensures brake pads function safely across diverse operational temperatures and moisture conditions encountered in European railway networks. Accreditation for this test is critical for brake pad manufacturers and railway operators to guarantee compatibility and safety across standardized European rail systems.

What it measures

  • Friction coefficient stability across temperature ranges
  • Brake pad wear rate and material loss
  • Thermal durability and fade resistance
  • Mechanical strength and adhesion to backing plates
  • Moisture absorption and water resistance
🇩🇪 DIN EN 14869-1 🇬🇧 BS EN 14869-1 🇫🇷 NF EN 14869-1 🇮🇹 UNI EN 14869-1 🇪🇸 UNE EN 14869-1 🇳🇱 NEN EN 14869-1
1,323 Accredited labs
15 Countries

Showing 76–100 of 1,323 labs

UKAS 1765 Kilmarnock, GB
BS ISO 18283:2022 ASTM D2234 (location E) ASTM D2013 (location B) BS ISO 5074:2015; and ASTM D409:2016 + 3 more
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DAkkS D-K-19562-01-01 Kaufbeuren, DE
Durchmesser 1 mm 510 mm Rundheitsabweichung 1 mm Parallelitätsabweichung Rundheitsabweichung + 3 more
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UKAS 0666 Pontypridd, GB
DC Resistance 2.92 mm systems (continued) DC VOLTAGE AC CURRENT DC Power + 3 more
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UKAS 6093 Scorrier, GB
(HSG 248) – 2021 (PCM) based on HSG 248
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UKAS 0212 Redruth, GB
(HSG 264, 2012)
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DAkkS D-ML-19804-01-00 Hamburg, DE
Cyclosporin A Everolimus FK 506 (Tacrolimus) Sirolimus 6-Methylmercaptopurin + 3 more
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DAkkS D-ML-13314-03-00 Lübeck, DE
Fra(X)-Syndrom, FXTAS (FMR1) Friedreich Ataxie (FXN) DRPLA (ATN1) Huntington Krankheit (HTT) Huntington-like (TBP, JPH3) + 3 more
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DAkkS D-ML-13314-04-00 Kiel, DE
Aldosteron 11-Desoxycorticosteron 11-Desoxycortisol 17-Hydroxypregnenolon 17-Hydroxyprogesteron + 3 more
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UKAS 1011 Warrington, GB
OM H-3 based on ISO 9698:2019 ISO 9696:2017 and ISO (HSG 248) – 2021 (PCM) based on HSG 248 staining based on HSG 248.
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UK

Active
UKAS 0422 Warrington, GB
a) BS 7270:2006 b) BS 3518-3:1963 (Withdrawn) ASTM E1820-18ae1 (Withdrawn) ISO 6892-2 BS EN ISO 204 + 2 more
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DAkkS D-K-19592-01-00 Pforzheim, DE
Tensile testing of metallic materials (I Feuchtemessgrößen 15 % *) > 30 % Railway bogies — wheelsets and bogies st Temperaturmessgrößen + 3 more
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UKAS 0350 Newhaven, GB
Appendix 5 of HSG 227 (2004))
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UKAS 2713 Newhaven, GB
(HSG 248) – 2021 (PCM) based on HSG 248
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UKAS 0934 Neath, GB
(HSG 248) – 2021 ANC/AS/2 based on HSG 248 DIN EN 14791 IEC 60519-11 DIN EN 13284-1 + 3 more
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UKAS 0165 Neath, GB
(HSG 264, 2012)
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UKAS 4147 Bellshill, GB
requirements of HTM 01-06 Part E 35 °C/3 days based on HTM 2030 Part E, WHTM 01-06 Part E & BS EN ISO 15883-4 using R2A and Part E, HTM 0106 Part E, WHTM 01- + 3 more
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RvA I251 Rotterdam, NL
DIN EN 16407-1 BS EN ISO 10675-1 ÖNORM EN ISO 17636-1 NEN-EN 12732 ÖNORM EN ISO 17636-2 + 3 more
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DAkkS D-K-17702-01-00 Garching, DE
Charpy impact test (ISO 148-1) Salt spray / neutral salt fog test (ISO Radiated emissions (CISPR 32) 1) In den CMC sind die erweiterten Messu nichtselbsttätige + 2 more
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Asbestobel

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UKAS 8502 Nottingham, GB
(HSG 264, 2012)
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UKAS 10243 Royston, GB
Analysts’ Guide (HSG 248) (PCM) based on HSG 248
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UKAS 5835 Prestwick, GB
(HSG 264, 2012)
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UKAS 2230 Prestwick, GB
(HSG 248) – 2021 LSD.ASB.02 based on HSG 248 LSD.ASB.04 based on HSG 248 (PCM) based on HSG 248
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UKAS 10194 Hockliffe, GB
Analysts’ Guide (HSG 248 (PCM) based on HSG 248
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UKAS 0298 East Kilbride, GB
(HSG 264, 2012)
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UKAS 24642 Mansfield Woodhouse, GB
(HSG 264, 2012)
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Industries

Railway rolling stock manufacturing Brake component suppliers Railway operators and maintenance Automotive brake system suppliers Transport certification bodies

Related Standards

  • UIC 541-01 Railway brakes — Brake pads — Part 1: Friction material specification
  • UIC 544-1 Railway brakes — Braking performance
  • EN 14869-1 Railway applications — Brake components — Disc brakes and their components

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