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
🇩🇪 DIN EN 14531-1 🇬🇧 BS EN 14531-1 🇫🇷 NF EN 14531-1 🇮🇹 UNI EN 14531-1 🇪🇸 UNE EN 14531-1 🇳🇱 NEN EN 14531-1
1,560 Accredited labs
17 Countries

Showing 301–325 of 1,560 labs

Coretec - Service

Active
DAkkS D-K-21661-01-00 Linden, DE
Absolutdruck Positiver und negativer -3,92 kPa 4,02 kPa Railway brakes — brake performance (UIC Lungensimulator
View Profile

Corserv Solutions

Active
UKAS 0756 Redruth, GB
DIN EN 933-1 (PCM) based on HSG 248 (HSG 248) – 2021 DIN EN 932-1 DIN EN 932-2 + 3 more
View Profile

Crown Windley

Active
UKAS 30213 Derby, GB
Surface plates LENGTH Straight edges
View Profile

Crucial Environmental

Active
UKAS 9418 Worthing, GB
(HSG 264, 2012)
View Profile

Crusader Risk Management

Active
UKAS 31255 Swinton, GB
(HSG 264, 2012)
View Profile

CryptoNet Labs Srl

Active
ACCREDIA 01702 Milano, IT
ETSI EN 319 412 ETSI EN 319 401 ETSI EN 319 411-2 ETSI EN 319 411-1
View Profile

Cube Environmental

Active
UKAS 6856 Basildon, GB
(HSG 248) – 2021 (HSG 264, 2012)
View Profile

Cybertech

Active
ACCREDIA 01852 Roma, IT
ETSI EN 319 412 ETSI EN 319 401 ETSI EN 319 411-2 ETSI EN 319 411-1
View Profile

DB Systemtechnik GmbH Messprozesse, Kalibrier- und Prüfstelle

Active
DAkkS D-K-11081-02-01 Chemnitz, DE
Parallelendmaße * 0,5 mm DIN EN ISO 3650:1999 auch Vor-Ort Kalibrierung bahntypischer –0,26 mm + 3 more
View Profile

DBI - Gastechnologisches Institut gGmbH Freiberg DVGW-Prüflaboratorium Energie

Active
DAkkS D-PL-11072-01-01 Freiberg, DE
DIN EN ISO 9012 ISO 22967 ISO 22968 (SPG42), SPAST (SPG4), SPG11, SPG7, VAMP DIN EN 30-1-1 + 3 more
View Profile

DECOM-UGK Werkzeugtechnik

Active
DAkkS D-K-17567-01-01 Lauf a. d. Pegnitz, DE
(ein- und mehrgängige zylindrische Außen- und metrischem Profil) Außengewinde Nenndurchmesser Flankendurchmesser 1 mm + 3 more
View Profile

DEKRA Automobil

Active
DAkkS D-PL-11060-03-05 Stuttgart, DE
DIN EN ISO 5667-3 DIN EN ISO 15587-2 DIN EN 12457-4 DIN EN 13346 DIN EN 13657 + 3 more
View Profile

DEKRA Certification

Active
RvA I327 Arnhem, NL
DIN EN 60076-3 DIN EN 60076-10 DIN EN 60076-1 DIN EN 60076-4 DIN EN 60076-11 + 3 more
View Profile

DEKRA Testing and Certification

Active
DAkkS D-PL-17438-01-04 Stuttgart, DE
IEC 60335-1: 2010 IEC 60335-2-2 IEC 60335-2-3 DIN EN 60335-2-3: 2002 IEC 60335-2-4 + 3 more
View Profile

DEKRA Testing and Certification, S.A. (Unipersonal)

Active
ENAC LE147 Campanillas, ES
IEC 61730-2 IEC 61215-1-2 IEC 61215-2 IEC 61215-1-3 IEC 61215-1-4 + 3 more
View Profile

DEUTZ Aktiengesellschaft Kalibrierstelle für physikalische Größen

Active
DAkkS D-K-21738-01-01 Köln, DE
- Gleichspannung Messgeräte > 330 mV > 3,3 V > 33 V > 330 V + 3 more
View Profile

DH Budenberg A division of WIKA Instruments

Active
UKAS 0138 Irlam, GB
Gas pressure (absolute) Gas pressure (gauge) Hydraulic pressure (gauge) Hydraulic Pressure (absolute) PRESSURE (cont’d) + 1 more
View Profile

DIAL

Active
DAkkS D-PL-17358-02-00 Lüdenscheid, DE
DIN 5032-1 DIN 5032-2 DIN 5032-4 DIN 5033-8 DIN 5036-3 + 3 more
View Profile

DIANOVIS

Active
DAkkS D-ML-21243-01-01 Gera, DE
Kleines Blutbild (maschinell) Differentialblutbild (maschinell) Thrombozyten Retikulozyten Natriumchlorid + 3 more
View Profile

DILLINGER FRANCE

Active
COFRAC 1-6191 Grande Synthe, FR
NF EN ISO 6892-1 (méthode DIN EN 10164 ASTM E 8 ASTM A 370 DIN EN ISO 6508-1 + 3 more
View Profile

DIMETEC Elektro GmbH Labor für elektrische Meßtechnik

Active
DAkkS D-K-15034-01-01 Gevelsberg, DE
Gleichspannung 10 mV Quellen > 100 mV > 1 V > 10 V > 100 V + 3 more
View Profile

DIN CERTCO Gesellschaft für Konformitätsbewertung mbH Prüfzentrum Augenschutz

Active
DAkkS D-PL-11125-01-00 Nürnberg, DE
ASTM C 1166 IEC 60512-16-7 ID168 IEC 60512-16-9 AK gegen Sc1-70 + 3 more
View Profile

DIRECCIÓN GENERAL DE LA GUARDIA CIVIL. SERVICIO DE CRIMINALÍSTICA

Active
ENAC LE776 Madrid, ES
SM 5210 D UNE-EN ISO 27888 SM 5220 D SM 2130 B UNE-EN ISO 11885 + 3 more
View Profile

DKMS Life Science Lab g

Active
DAkkS D-ML-22411-01-00 Dresden, DE
Antikörper FILA-Klasse I Lymphozytäre Kreuzprobe E, -DRB1, -DQB1, -DPB1, DRB3/4/5, -DQA1, KIR MICA, MICB, CCR5832 + 3 more
View Profile

DM Calibration

Active
UKAS 0143 Letchworth Garden City, GB
LENGTH Blade type Straight edges Surface plates External micrometer + 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