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
🇩🇪
DIN EN 14363
🇬🇧
BS EN 14363
🇫🇷
NF EN 14363
🇮🇹
UNI EN 14363
🇪🇸
UNE EN 14363
🇳🇱
NEN EN 14363
1,399
Accredited labs
17
Countries
Showing 1,051–1,075 of 1,399 labs
SembCorp Utilities (UK)
Active
(HSG 248) – 2021
DI/AN/ME/025 based on HSG 248
DI/AN/ME/001 based on HSG 248
DI/AN/ME/026 based on HSG 248
(PCM) based on HSG 248
Sensus GmbH Hannover
Active
Volumen strömender 0,005 m³/h
− Durchfluss von Flüssigkeiten
Railway pantographs — requirements for m
> 300 m³/h
Durchfluss von Gasen 0,002 m³/h
+ 2 more
ServiceCal
Active
PRESSURE (cont’d)
DC CURRENT
DC VOLTAGE
CFH-Gen, Macula-Degeneration
Measurement
+ 3 more
LENGTH
Plain plug gauges (parallel)
Internal
Caliper
LENGTH (cont’d)
+ 3 more
DIN EN ISO 12185
ASTM D 4052
DIN EN ISO 3405
DIN EN 13016-1
DIN EN 13016-2
+ 3 more
Shirley Technologies
Active
ASTM E 2149-20
BS EN ISO 20743:2021 Section
ISO 14119
BS EN ISO 20645:2004
BS 1425-1:1991 Appendix A
+ 3 more
ISO 37
ISO 8513
DIN EN 1393
ISO 21527-2
DIN EN ISO 527-4
+ 3 more
Thermodynamische Messgrößen
Temperaturmessgrößen
- Direktanzeigende Thermometer
Railway brake handbooks (UIC 547)
- Thermopaare, Thermoelemente
+ 3 more
DIN EN 15625
IEC 61133
DIN 27202-10
DIN EN 15746-1
DIN EN 60068-2-64
+ 2 more
Sigma-HSE (UK)
Active
DIN EN 13821
Sigma-HSE (UK) Ltd
DIN EN 14034-1
BS EN ISO/IEC 80079-20-2:2016
DIN EN 14034-2
+ 3 more
Sound power — engineering method using a
Kalibrierung von
250 N
Kraftmessgeräten
Kraftaufnehmer und 0,25 kN
+ 3 more
Somerset Council
Active
(HSG 248) – 2021
R24 based on HSG 248
staining based on HSG 248
based on BS EN ISO 6579-1:
ISO 21528-2
ISO 21149:2017+Amd1:2022
DIN EN ISO 18415
method based on BS ISO 16649-2:
+ 3 more
Verschlußzeit Kollagen/ADP
Kollagen/Epinephrin
Basophile Granulozyten
Eosinophile Granulozyten
Erythrozyten
+ 3 more
Verschlußzeit Kollagen/ADP
Kollagen/Epinephrin
Basophile Granulozyten
Eosinophile Granulozyten
Erythrozyten
+ 3 more
Spectra Analysis Services
Active
QOP01 based on HSG 248
(HSG 248) – 2021
(PCM) based on HSG 248
(HSG 264, 2012)
Appendix 5 of HSG 227 (2004))
AM01 based on BS EN ISO 4833-1:
AM03 based on BS EN ISO 11290-
AM05 based on BS ISO 21528-2:
AM08 based on BS EN ISO 15213-2:2023 by
AM12 based on BS EN
+ 3 more
Springfields Fuels
Active
LMM2149, ASTM E112-13 by
ISO 6507-1
LMM2207, ASTM E112-13 by
LMM1862, ASTM E112-13 for
to BS EN ISO 6507-1:2018
+ 3 more
FM003 based on ISO 6888-
FM004 based on ISO 16649-2:2001
FM006 based on ISO 6579-1:2017+Amd 1:202
FM009 based on ISO 11290-1:2017
2) WM005 based on ISO 9308-2:2012 using
+ 1 more
Kraft
Vibration measuring instruments — requir
Sound power — survey method (ISO 3746)
1 kN
Railway brake — automatic variable load
+ 3 more
Großes Blutbild
Kleines Blutbild
Erythrozyten
Hämoglobin
Hämatokrit
+ 3 more
Lehrdorne
Durchmesser 1 mm
Lehrringe
Prüfstifte
Messschieber für 0 mm
+ 3 more
Parallelendmaße aus 0,5 mm
Parallelendmaße aus
Keramik nach 0,5 mm
Wolframkarbid nach 0,5 mm
DIN EN ISO 3650:1999
+ 3 more
Studenroth Präzisionstechnik
Active
− Parallelendmaße
− Durchmesser
− Längenmessmittel
Railway brake — magnetic track brakes (U
− Längenmessgeräte
+ 3 more
No matching labs found.