Scope
UIC 644
Railway Coach Bogie Behavior Assessment
This standard specifies the behavior and performance requirements for Y25 bogie type coaching stock bogies, focusing on derailment resistance, curving performance, and stability characteristics. It provides test methods and acceptance criteria for evaluating bogie performance through simulation, calculation, and track testing to ensure safe operation across varying track geometries and speeds. Compliance verification is mandatory for coach manufacturers, bogie suppliers, and infrastructure operators to maintain interoperability and prevent accidents. Accredited testing ensures comprehensive evaluation against standardized criteria, reducing operational risks and supporting evidence-based vehicle certification.
What it measures
- Derailment coefficient and safety margin against derailment
- Lateral and vertical wheel loads on curves
- Curve-climbing behavior and stability
- Dynamic response to track irregularities and switches
- Forces on bogie frame and guidance components
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DIN EN 14363
🇬🇧
BS EN 14363
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NF EN 14363
🇮🇹
UNI EN 14363
🇪🇸
UNE EN 14363
🇳🇱
NEN EN 14363
1,399
Accredited labs
17
Countries
Showing 1,126–1,150 of 1,399 labs
Thermo Sensor
Active
Tensile testing of metallic materials (I
Temperaturmessgrößen
thermometer und
Railway braking — urban guided transport
Railway vehicle body structural requirem
+ 3 more
ThermoTEC Weilburg
Active
Vickers hardness test (ISO 6507)
Taupunkttemperatur
Widerstandssensor * –90 °C
–80 °C
–40 °C
+ 3 more
Thomas Dudley
Active
BS 1212-2:1990 Clause 4
BS 1212-3:1990 Clause 4
DIN EN 997
Laktoseintoleranz (LCT -14055
BS 1212-4:1991 Clause 4, 13, 14
Masse oder
Konventioneller
Wägewert/
Massenormal *)
> 1 mg
+ 3 more
Railway brake — magnetic track brakes (U
Kraft (WPM)
Länge (WPM)
a) nur Vor-Ort-Kalibrierungen
Vickers hardness test (ISO 6507)
+ 3 more
Total Clean Air
Active
ISO 14644-3
BS EN ISO 14644-2:2015:Part 2
DIN EN 12469
BS EN ISO 14644-1:2015
BS EN ISO 14644-4:2022
+ 3 more
Trescal
Active
- Gleichspannung
/ Messgeräte
10 V; 100 V; 1000 V
> 100 mV
> 0,22 V
+ 3 more
Trigas FI
Active
Durchfluss von 0,05 mL/min bis
− Durchfluss von Flüssigkeiten
Railway overhead lines — pantograph head
Massedurchfluss dm / dt
Durchfluss von Gasen
+ 3 more
Tru-Cal Metrology
Active
including dial and digital
LENGTH (cont’d)
Plain plug gauges (taper)
ANCILLARY MEASUREMENTS
Plain ring gauges (taper)
+ 3 more
Tyneside Standards
Active
Micrometers
See Notes 3 and 5
See Note 6
Caliper
length bars) – See Note 5
+ 3 more
TESICNOR
Active
UNE-EN 60903
UNE-EN IEC 61243-1
UNE-EN 50508
UNE 204001
UNE-EN 61111
+ 2 more
TÜV NORD Mobilität
Active
positiven Überdruck
positiver Überdruck
- Gleichstromstärke
Kraft
Schließ- und
+ 3 more
TÜV NORD Nederland
Active
DIN EN ISO 17232
DIN EN 14960
NEN 3140
#EN ISO 5164:14
EN 1069
+ 3 more
TÜV NORD Umweltschutz
Active
DIN ISO 16000-3
DIN ISO 16000-6
DIN ISO 16000-13
DIN ISO 16000-18
DIN ISO 16000-20
+ 3 more
DIN EN 12897
DIN EN 15332
DIN SPEC 1101
DIN EN 303-5
DIN EN 13126-19
+ 3 more
TÜV Rheinland Industrie Service GmbH Prüflaboratorium Safety & Security for Automation & Grid
Active
IEC 60068-2-1
IEC 60068-2-2
IEC 60068-2-6
IEC 60068-2-14
DIN EN 60068-2-14
+ 3 more
DIN EN 50178: 1998
DIN EN ISO 179-1
ISO 21527-1
ISO 21527-2
DIN EN ISO 527-3
+ 3 more
IEC 60068-2-1
IEC 60068-2-2
IEC 60068-2-14
DIN EN 60068-2-14
IEC 60068-2-30
+ 3 more
TÜV Rheinland LGA Products
Active
DIN EN 71-10
DIN EN 62321-2*VDE 0042-1-2
DIN EN 1264-5
DIN EN 13647
DIN EN 16889
+ 3 more
NF EN 10002-1 –1990
DIN EN 115-1:
IEC 61993-2
ASTM D5199-12
EN 1991-1-1
+ 3 more
TÜV SÜD Auto Service
Active
Railway wheelset design forces (UIC 519)
Rollenbremsprüfstände
Kraft
Prüfsystem
Prüfgeräte (SEP)
+ 3 more
TÜV SÜD Hong Kong
Active
ISO 14389
DIN EN 14389
BS EN ISO 14362-1
BS EN ISO 14362-3
ISO 17234-1
+ 3 more
TÜV SÜD Industrie Service
Active
DIN EN ISO 4136
DIN EN ISO 5178
DIN EN ISO 6892-2
DIN EN ISO 14273
DIN EN ISO 5173
+ 3 more
No matching labs found.