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 1,601–1,625 of 3,963 labs

DAkkS D-PL-17729-01-00 Stendal, DE
DIN 38414-S 19 DIN EN 932-1 DIN EN ISO 17892-1 DIN EN ISO 17892-3 DIN EN ISO 17892-4 + 3 more
View Profile
ACCREDIA 00016 Monza, IT
ISO 1183-1 ISO 16770 ISO 11357-3 ISO 1133-1 ISO 11357-6 + 3 more
View Profile
DAkkS D-PL-18196-01-00 Gelsenkirchen, DE
DIN EN 50178: 1998 DIN EN 60601-2-28 ISO 21527-1 ISO 21527-2 DIN EN ISO 1183-1 + 3 more
View Profile

ILSA SPA

Active
ACCREDIA 01178 Arzignano, IT
DIN EN 15475 DIN EN 15476 DIN EN 15750 NF EN 13520 ISO 17704 UNI EN 17702-2 + 3 more
View Profile
DAkkS D-PL-13119-02-01 Dresden, DE
und VDI/VDE 2604 229600 (A150P u. A175 CD23, CD25, CD33,CD34, CD38, CD59 delA, 2615_2617 delAAG, 2850 rs2066844 + 3 more
View Profile
DAkkS D-PL-13119-01-00 Dresden, DE
DIN EN 14630 ISO 7207-2 ISO 14243-1 ISO 14243-2 ISO 14243-3 + 3 more
View Profile
DAkkS D-PL-20658-01-01 110100 Shenyang, CN
DIN EN ISO 2813 DIN EN 60068-2-30 DIN 75220 DIN EN 60695-11-10 ISO 16750-3 + 3 more
View Profile

IMAVI

Active
ACCREDIA 00376 Maiolati Spontini fraz. Moie, IT
OIV-MA-AS313-01 cap 5.2 R2015 OIV-MA-AS313-02 R2015 OIV-MA-AS323-04B R2009 OIV-MA-AS2-03B R2012 OIV-MA-AS312-01 Met C R2021 + 3 more
View Profile
DAkkS D-ML-13142-01-01 Berlin, DE
Testosteron Glucose Hämoglobin Alkalische Phosphatase Creatinkinase (CK) + 3 more
View Profile
DAkkS D-ML-13142-02-01 Potsdam, DE
Digitoxin Cortisol Testosteron Glucose Hämoglobin + 3 more
View Profile
DAkkS D-ML-13089-01-00 Frankfurt (Oder), DE
HbA1c Aldosteron Cortisol Zink Androstendion + 3 more
View Profile
DAkkS D-PL-12071-01-01 Nordhausen, DE
DIN EN 50155 DIN EN 60068-2-14 DIN EN 60068-2-30 DIN EN IEC 60068-2-38 DIN EN 60068-2-53 + 3 more
View Profile

IMPELAB

Active
COFRAC 1-6403 Marrakech, MA
ISO 4832 ISO 21527-2 DIN EN ISO 6579-1 DIN EN ISO 7932 DIN EN ISO 7937 + 3 more
View Profile

IMQ SpA

Active
ACCREDIA 00013 Milano, IT
Sound intensity — scanning method (ISO 9 DIN EN 50155 DIN EN 60068-2-64 IEC 61000-6-3: 2006 IEC 61000-6-4: 2006 + 3 more
View Profile

IMQ SpA

Active
ACCREDIA 00529 Amaro, IT
Sound intensity — scanning method (ISO 9 DIN EN 1397 DIN EN 14511-2 DIN EN 14511-3 DIN EN 14511-4 + 3 more
View Profile

IMQ SpA

Active
ACCREDIA 00728 Trofarello, IT
DIN EN 50155 IEC 61000-6-3: 2006 IEC 61000-6-4: 2006 IEC 61000-6-8 DIN EN 55025: 2018 + 3 more
View Profile
ACCREDIA 00060 Castel Mella, IT
dbSNP rs1800562, rs1799945, rs1800730, r DIN EN 27888 ISO 18787 ISO 4832 ISO 15214 + 3 more
View Profile
ACCREDIA 00861 Cerignola, IT
ISO 4832 DIN ISO 16649-2 DIN EN ISO 4833-1 DIN EN ISO 6579-1 DIN EN 15408 + 3 more
View Profile
BELAC 349-TEST Beringen, BE
NBN EN 13508-2 (Codering) NBN B-34-001 BEFDSS-DP-vm (Uitwisselingsformaat) SB 250 Hoofdstuk 7 - Hoofdstuk 14 SB 250 Hoofdstuk Rioleringen en afvoer v + 1 more
View Profile
ENAC LE774 Sevilla, ES
ISO 7150-1 BS ISO 9096:2017 EPA 3 UNE-EN ISO 16911-1 UNE-EN 15058 + 3 more
View Profile

INERIS

Active
COFRAC 1-0157 Verneuil En Halatte, FR
DIN EN 13126-19 DIN EN 13284-1 DIN EN 14790 DIN EN 14211 DIN EN 14625 + 3 more
View Profile
ENAC LE2568 Alcázar de San Juan, ES
Railway wheel-rail interaction — roughne BS ISO 15713:2006 BS ISO 9096:2017 CEM DI-008 CEM DI-005 + 3 more
View Profile
ENAC LE2882 Ripollet, ES
UNE-EN 60404-14 0 mT ≤ B ≤ 75,7 mT (196 ± 3) mT (990 ± 4 3 mT ≤ B ≤ 300 mT 300 mT ≤ B ≤ 1600 mT
View Profile

INNOFORM

Active
DAkkS D-PL-17789-01-02 Oldenburg, DE
ISO 21527-1 DIN EN ISO 12572 DIN 53122-1 DIN EN ISO 527-3 DIN 55543-5 + 3 more
View Profile

INNONATION

Active
ACCREDIA 02189 Catania, IT
ETSI EN 319 401 ETSI EN 319 411-1 ETSI EN 319 411-2 ETSI EN 319 412
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