UIC 544-2

Railway Braking Force Estimation Methods

UIC 544-2 provides standardized calculation and estimation methods for determining braking force in railway rolling stock across different brake system types and operational scenarios. This technical standard defines mathematical models for translating brake system pressure, line force, and mechanical leverage into actual stopping power, accounting for variables such as wheel slip, temperature effects, and load conditions. The standard enables consistent performance prediction and certification across diverse European rail systems. Accreditation for this calculation methodology ensures reproducible, safety-critical engineering assessments used in rail fleet design and operational planning.

What it measures

  • Brake force calculation from system pressure and geometry
  • Adhesion coefficient effects on available braking force
  • Load-dependent braking force variations
  • Dynamic brake force response characteristics
  • Braking force distribution optimization
🇧🇪 NBN EN 14531-1 🇩🇪 DIN EN 14531-1 🇬🇧 BS EN 14531-1 🇫🇷 NF EN 14531-1 🇮🇹 UNI EN 14531-1 🇪🇸 UNE EN 14531-1 🇳🇱 NEN EN 14531-1
3,963 Accredited labs
21 Countries

Showing 1,426–1,450 of 3,963 labs

Geolab

Active
ACCREDIA 02326 Perugia, IT
DIN EN ISO 15587-2 DIN EN ISO 10523 ISO 10523 NF EN ISO-15587-2 NF EN ISO 15587-2 et NF EN ISO 11885 + 3 more
View Profile
ACCREDIA 02365 Pomezia, IT
APAT CNR IRSA 2060 Man 29 2003 CNR IRSA 1 Q 64 Vol 3 1985
View Profile
DAkkS D-PL-11116-01-01 Neukirchen-Vluyn, DE
ISO ISO 21527-1 DIN EN ISO 1133-1 DIN EN ISO 1183-1 DIN EN ISO 527-3 + 3 more
View Profile
DAkkS D-PL-19323-01-00 Aachen, DE
ISO 21527-1 ISO 21527-2 DIN EN 932-1 DIN EN 932-2 DIN EN 933-1 + 3 more
View Profile
ACCREDIA 00858 SANT'AGATA DE' GOTI, IT
DIN EN 12880 DIN EN ISO 11885 DIN EN ISO 10304-1 DIN EN 1484 DIN EN 14039 + 3 more
View Profile
ACCREDIA 02192 Torino, IT
ETSI EN 319 401 ETSI EN 319 411-1 ETSI EN 319 411-2 ETSI EN 319 412
View Profile
DAkkS D-ML-18276-01-01 Duisburg, DE
HbA1c Retikulozyten Thrombozyten Thrombinzeit Folsäure + 3 more
View Profile

Germac Srl

Active
ACCREDIA 01587 Catania, IT
Circ Min Trasp n 18911 02/08/2018
View Profile
DAkkS D-PL-11021-01-01 Leipzig, DE
Bauart wie GR 1482 und VDI/VDE 2604 - PiM rs6647, PiZ rs28929474, rs17580 CD23, CD25, CD33,CD34, CD38, CD59 P1433, P14-3-3 + 3 more
View Profile
ACCREDIA 01618 Cassano Spinola, IT
DIN EN ISO 10523 DIN EN ISO 10304-1 DIN EN ISO 17294-2 ISO 11731 DIN EN ISO 10304-4 + 3 more
View Profile
DAkkS D-ML-14571-01-00 Brandenburg an der Havel, DE
Ethanol Digitoxin HbA1c Cortisol Glucose + 3 more
View Profile
DAkkS D-K-15209-01-00 Accra, DE
abs > 1001 bar > 1000 bar PRESSURE DC Resistance + 3 more
View Profile
DAkkS D-K-15047-01-01 Türkenfeld, DE
- Gleichstromstärke / Messgeräte Niederfrequenz spektrale Bestrahlungsstärke + 3 more
View Profile
ACCREDIA 01961 Napoli, IT
EPPO PM 7/79 rev 2 2016/Cor 2017 EPPO PM 7/24 rev 5 2023 Appendix 5 EPPO PM 7/17 rev 3 2020 Appendix 4 EPPO PM 7/149 rev 1 2021/Cor 2023 IPPC FAO - ISPM 27 Annex 29 DP 29 2019 + 2 more
View Profile
UKAS 1278 Glasgow, GB
ISO 11290-1 ISO 11290-2 ISO 21528-2 ISO 6579-1 ISO 4833-2 + 3 more
View Profile
UKAS 9584 Cheltenham, GB
Ethanol Digoxin Cortisol Glucose CEA + 3 more
View Profile
UKAS 9576 Gloucester, GB
MRSA Hepatitis-B-surface-Antigen Hepatitis B-e-Antigen Mumps IgG Hepatitis-A IgG + 3 more
View Profile
UKAS 9577 Cheltenham, GB
Helicobacter pylori Measurement Collagen Nuclear protein in lung and thyroid | Th Detection of the following: | Special St + 3 more
View Profile
UKAS 9574 Gloucester, GB
Ethanol Digoxin Cortisol Glucose CEA + 3 more
View Profile
DAkkS D-K-15080-01-01 Nürnberg, DE
Railway brake handbooks (UIC 547) - Gleichspannung - Gleichstromstärke - Gleichstromwiderstand - Wechselspannung + 3 more
View Profile
ACCREDIA 01040 Empoli, IT
DIN EN 13657 DIN EN 14346 DIN EN 14039 DIN EN 15934 DIN ISO 22036 + 3 more
View Profile
UKAS 0828 Jersey, GB
TEMPERATURE ROTATIONAL SPEED ovens and similar apparatus temperature sensor(s) BS EN 12390-1:2021 + 2 more
View Profile
UKAS 23083 London, GB
Digoxin Cortisol Glucose Biotinidase NRBC + 3 more
View Profile
UKAS 20241 London, GB
Respiratory Physiology | Field Walking T Respiratory Physiology | Nebuliser Asses Respiratory Physiology | (MDI)
View Profile
UKAS 8634 Camelia Botnar Laboratories, GB
Calprotectin IL-10 Rheumatoid Factor Measurement Detection of : | Manual Indirect + 3 more
View Profile

No matching labs found.

Industries

Railway rolling stock engineering and design Brake system manufacturers and integrators Railway fleet operators Rail vehicle certification authorities Transport safety and compliance consulting

Related Standards

  • UIC 544-1 Railway brakes — Braking performance
  • UIC 541-01 Railway brakes — Brake pads — Part 1: Friction material specification
  • EN 14531-1 Railway applications — Safety requirements for the design of rolling stock

Other Test Methods

0 labs selected
Compare