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 276–300 of 301 labs

Threadmaster Gauges

Active
UKAS 0249 Kenilworth, GB
LENGTH LENGTH (cont’d)
View Profile

Total Clean Air

Active
UKAS 27642 Somerset, GB
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
View Profile

Trident Surveying

Active
UKAS 8188 Sunderland, GB
Analysts’ Guide (HSG 248) (PCM) based on HSG 248
View Profile

Tru-Cal Metrology

Active
UKAS 0716 Gorton, GB
including dial and digital LENGTH (cont’d) Plain plug gauges (taper) ANCILLARY MEASUREMENTS Plain ring gauges (taper) + 3 more
View Profile

Tyneside Standards

Active
UKAS 0566 Jarrow, GB
Micrometers See Notes 3 and 5 See Note 6 Caliper length bars) – See Note 5 + 3 more
View Profile

UK Health Security Agency, Food, Water and Environmental Microbiology Services

Active
UKAS 1645 London, GB
FNED142 BS EN ISO 11816- FNES67 (P1) based on BS EN ISO FNES16 (F13) based on ISO 6579-1:2017+A1 FNES16 (F13) based on BS EN ISO 6579-1 + 3 more
View Profile

UL International (UK)

Active
UKAS 5772 Basingstoke, GB
DIN EN 12209 DIN EN 1155 DIN EN 12179 DIN EN 1935 DIN EN 1670 + 3 more
View Profile

UL VS

Active
UKAS 0224 Finchampstead, GB
(HSG 264, 2012) and Appx. 3 of HSG 227 (2004)) guides HSG 264 (2012) and ACoP L8 and BS 8580-1:2019
View Profile

Uniper Technologies

Active
UKAS 2200 Ratcliffe-on-Soar, GB
DIN EN 13284-1 BS EN ISO 23210:2009 requirements of BS EN 14181:2014 IEC 60519-11 requirements of BS EN + 3 more
View Profile

University of Salford

Active
UKAS 1660 Salford, GB
DIN EN 12667 ISO 8301 DIN EN 12939 DIN EN 12664 DIN EN ISO 13163 + 3 more
View Profile

University of Salford

Active
UKAS 0801 The Crescent, GB
Pistonphones Microphones LS2/WS2 microphones based: Reverberation Time
View Profile

VEGA Environmental Consultants

Active
UKAS 1634 Whitley Bay, GB
(HSG 248) – 2021 ASB/10 based on HSG 248 (PCM) based on HSG 248 ASB/6 based on HSG 248 BS EN ISO 14644-1:2015 + 3 more
View Profile

VWR International

Active
UKAS 0593 Lutterworth, GB
TEMPERATURE parameters and ranges) indicators or recorders WEIGHING INSTRUMENTS
View Profile

Vantify

Active
UKAS 7892 Stoke Prior, GB
Appendix 5 of HSG 227 (2004) (HSG 264, 2012)
View Profile

Vine Consultant Services

Active
UKAS 10213 Bishops Stortford, GB
(HSG 264:2012) 5 of HSG 227 (2004))
View Profile

Vintec Laboratories

Active
UKAS 1249 Garston, GB
(HSG 248) – 2021 (PCM) based on HSG 248 P052 based on HSG 248
View Profile

W H Stephens

Active
UKAS 7855 Belfast, GB
(HSG 264, 2012)
View Profile

WSP UK

Active
UKAS 2538 London, GB
(HSG 248) – 2021 AFC based on HSG 248 (PCM) based on HSG 248 SSA based on HSG 248
View Profile

Wessex Power Technology

Active
UKAS 20481 Winterborne Zelston, GB
TEMPERATURE controllers, and recorders) RELATIVE HUMIDITY
View Profile

Westfield Compliance (Technical Services)

Active
UKAS 21065 Cleckheaton, GB
Analysts’ Guide (HSG 248) (PCM) based on HSG 248 staining based on HSG 248
View Profile

Westland Environmental Safety

Active
UKAS 7567 Newcastle-Under-Lyme, GB
(HSG 248) – 2021 SOP 12 based on HSG 248 (PCM) based on HSG 248 SOP 11 based on HSG 248
View Profile

Westward Laboratories

Active
UKAS 1830 Callington, GB
ISO 21528-2 BS ISO 4832:2006 BS ISO 16649-2:2001 Method No 2.9 based on BS EN ISO Method No 2.12 based on BS EN + 3 more
View Profile

Wil-Test Solutions

Active
UKAS 21819 Birchwood, GB
BS 1377-2:2022 BS 1377-9:1990 DIN EN 1097-5 BS EN ISO 17892-1:2014+A1:2022 purposes (BS 1377-2:2022
View Profile

Winkhaus (UK)

Active
UKAS 1989 Kettering, GB
DIN EN 12046-2 DIN EN 12094-8 DIN EN 949 BS 6375-2:2009 DIN EN 950 + 3 more
View Profile

i2 FAST

Active
UKAS 10852 Hemel Hempstead, GB
BS 4401-1:1998 Using N008-1 based on BS EN ISO 12966-4 2015 N008-2 based on BS EN N011 based on BS 4401-9:1975 and BS 770- + 3 more
View Profile

No matching labs found.

Industries

Coach and passenger vehicle manufacturers Bogie and suspension system suppliers Railway operators and depot maintenance Track infrastructure and maintenance organizations Vehicle type approval and certification bodies

Related Standards

  • UIC 518 Railway applications — Tests for the acceptance of running characteristics of railway vehicles
  • EN 14363 Railway applications — Running gear — Testing and validation of running behaviour and safety
  • UIC 505-1 Railway vehicles — gauge limits — Part 1: Rolling stock

Other Test Methods

0 labs selected
Compare