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

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Oracle Solutions Asbestos

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UKAS 4600 Kettering, GB
(HSG 264, 2012)
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OMPG

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DAkkS D-PL-11118-01-01 Rudolstadt, DE
DIN EN 1264-5 DIN EN 13647 DIN EN 71-10 DIN EN 50642 DIN EN ISO 14184-2 + 3 more
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PA Group (UK)

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UKAS 4265 Dartford, GB
(HSG 264, 2012)
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PAConsult

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DAkkS D-PL-11130-01-02 Hamburg, DE
DIN 55440-1 DIN EN 22248 DIN EN 868-5 DIN EN 22876 DIN EN ISO 2234 + 3 more
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PATENTES TALGO, S.L. (Unipersonal)

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ENAC LE2504 Las Rozas de Madrid, ES
UNE-EN 14363 UNE-EN 50367 UNE-EN 50317 UNE-EN 12663-1
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PETROLAB GmbH Laboratorium für Mineralöl- und Umweltanalytik

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DAkkS D-PL-14361-01-01 Speyer, DE
DIN EN ISO 12185 ASTM D 4052 DIN EN ISO 3405 ASTM D 86 DIN EN 13016-1 + 3 more
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PHH Environmental (UK)

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UKAS 0384 Cardiff, GB
HSG 227 (2004)) (HSG 264, 2012) HSG 264 (2012) and Appx. 3 of (HSG 248) – 2021 (PCM) based on HSG 248
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PHOENIX TESTLAB

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DAkkS D-PL-17186-01-01 Blomberg, DE
IEC 61000-4-2: 2008 IEC 61000-4-3: 2006 IEC 61000-4-4: 2012 IEC 61000-4-5: 2005 IEC 61000-4-6: 2013 + 3 more
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PMK - GmbH (Prüfen+Messen+Kalibrieren)

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DAkkS D-K-17519-01-01 Niestetal, DE
Parallelendmaße aus 0,5 mm Einstellringe aus Stahl * nach DIN EN ISO 3650:1999 Keramik * DIN EN ISO 3650:1999 + 3 more
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PMZ Prüf- und Messtechnik Zentrum Kassel

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DAkkS D-PL-11296-01-01 Kassel, DE
DIN EN 16019 DIN 50100 DIN EN 61373 IEC 61373 DIN EN 60310 + 3 more
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PRODUCTOS AGROVIN

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ENAC LE2092 Alcázar de San Juan, ES
UNE-EN ISO/IEC 17025
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PROMESS Gesellschaft für Montage- und Prüfsysteme

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DAkkS D-K-21209-02-00 Berlin, DE
Railway brake — magnetic track brakes (U − Kraft (WPM) nur Vor-Ort-Kalibrierungen Kraft (WPM) 0,1 kN Vibration measuring instruments — test m + 3 more
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PRS LAB srl Unipersonale - Sede di Faloppio

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ACCREDIA 00983 Faloppio, IT
IEC 60730-1: 2013 DIN EN 60730-2-8 IEC 61000-6-1 DIN EN 50131-2-3 DIN EN 60730-2-9 + 3 more
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PTS - Institut für Fasern & Papier g

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DAkkS D-PL-23019-01-01 Heidenau, DE
rs11887534 HABP2-Gen (c.1601G>A) rs7080536 IEC 61924-2 DIN EN ISO 1974 DIN 53121 + 3 more
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PTW - Freiburg Physikalisch-Technische Werkstätten Pychlau

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DAkkS D-K-15059-01-00 Freiburg im Breisgau, DE
Dosimetrie Luftkerma 5 mGy 2 mGy 100 µGy + 3 more
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Paragon Scientific

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UKAS 0649 Prenton, GB
Refractive Index Capillary Viscometer Calibration 2.92 mm systems (continued) Liquids Density in Air at 20 + 3 more
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Particle Technology

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UKAS 4109 Hatton, GB
MIL-STD 810D, Method 510.2 MIL-STD 810E, Method 510.3 MIL-STD 810G:2008 Method 501.5 MIL-STD 810F, Method 510.4 MIL-STD-810H, Method 510.7 + 3 more
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Partnerschaftspraxis für Laboratoriumsmedizin und Mikrobiologie

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DAkkS D-ML-13116-01-01 Hameln, DE
Hämoglobin Selen Lithium Zink Eisen, Kupfer + 3 more
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Pattinson Scientific Services

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UKAS 0307 Newcastle-upon-Tyne, GB
(HSG 264, 2012)
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Pattinson Scientific Services

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UKAS 0635 Newcastle-upon-Tyne, GB
(HSG 248) – 2021 (PCM) based on HSG 248
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Pennington Choices

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UKAS 0179 Bromley, GB
(HSG 264, 2012) and Appx. 3 of HSG 227 (2004)) Executive guides HSG 264 (2012)
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Perry Analytical

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UKAS 0598 Fareham, GB
(HSG 248) – 2021 (PCM) based on HSG 248 Manual based on HSG 248
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Perschmann Calibration

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DAkkS D-K-15089-01-01 Braunschweig, DE
Parallelendmaße * 0,5 mm DIN EN ISO 3650:1999 > 100 mm Sonderquerschnitt (rund Parallelendmaße * > 100 mm + 3 more
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Pharmaserv GmbH Kalibrierlabor

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DAkkS D-K-18321-01-00 Marburg, DE
Temperaturmessgrößen Widerstandsnormal thermometer (IPRT) Zeiss Industrielle Temperaturmessgrößen −35 °C + 3 more
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Phoenix Contact

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DAkkS D-K-12161-01-01 Blomberg, DE
Messschieber für 0 mm Außen-, Innen- und Tiefenmessschieber 0 mm Bügelmessschrauben 0 mm Messuhren + 3 more
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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

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