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
1,632 Accredited labs
19 Countries

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DAkkS D-ML-13129-01-00 Eppelheim, DE
HbA1c Differentialblutbild Erythrozyten Hämatokrit Leukozyten + 3 more
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DAkkS D-ML-21093-01-01 Freiburg, DE
BTD PAH Prader-Willi-Syndrom (PWS) / (PWS)WS/Angelman-Syndrom (AS) Familiärer Brust- und Eierstockkrebs + 2 more
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DAkkS D-ML-13293-01-00 Mannheim, DE
ABCC6 Pseudoxanthoma elasticum (PXE) Arterienkalzifikation, generalisierte in ABCC8 Hyperinsulinämische + 3 more
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DAkkS D-ML-18938-01-01 Varel, DE
HbA1c Differentialblutbild, maschinell Kleines Blutbild Retikulozyten, maschinell Zellzahl (Leukozyten, Erythrozyten) + 3 more
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DAkkS D-ML-13122-01-00 Trier, DE
Cardiolipin (CMT) HbA1c Basophile Eosinophile Erythrozyten + 3 more
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DAkkS D-ML-13122-02-00 Neuwied, DE
HbA1c Kleines Blutbild Großes Blutbild Differentialblutbild Retikulozyten + 3 more
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DAkkS D-ML-13014-01-00 Weiden, DE
Aceton, Isopropanol, Methanol Ethanol (Morphin, 6-Monoacetyl-morphin, Codein u Quantitative Bestätigungsanalyse Barbiturate (qualitative + 3 more
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DAkkS D-ML-13014-02-00 Nürnberg, DE
HbA1c Mittlere Blutglucose Aktivitätskonzentration Blutsenkung % Hyperchrome Erythrozyten + 3 more
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DAkkS D-ML-13014-03-01 Jena, DE
5-Fluorouracil Unverträglichkeit: DPD Mutationen Exon 14 c.1905+1 G>A rs3918290, Exon 11 c.1236G>A rs56038477, Exon 13 c.1679T>G rs55886062, Exon 22 c.2846A>T + 3 more
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DAkkS D-K-15008-01-01 Gladbeck, DE
Parallelendmaße 0,5 mm DIN EN ISO 3650:1999 Parallelendmaße aus Wolframkarbid nach Parallelendmaße aus 0,5 mm + 3 more
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DAkkS D-PL-12003-01-01 Kirchheim, DE
IEC 61000-4-2: 2008 VDE 0847-4-2 IEC 61000-4-4: 2012 VDE 0847-4-4 IEC 61000-4-5: 2005 + 3 more
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DAkkS D-K-15216-01-00 Langenfeld, DE
Kraft (WPM) Werkstoffprüfmaschinen Acoustics — tonality assessment (DIN 456 Länge (WPM) messeinrichtungen von + 3 more
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DAkkS D-K-19431-01-00 Laatzen, DE
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
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DAkkS D-PL-11327-03-00 Hamburg, DE
DIN EN ISO 12185 ASTM D 4052 DIN EN ISO 3405 DIN EN 13016-1 DIN EN 13016-2 + 3 more
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DAkkS D-PL-11222-01-01 Oststeinbek, DE
ISO 37 ISO 8513 DIN EN 1393 ISO 21527-2 DIN EN ISO 527-4 + 3 more
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DAkkS D-K-11055-06-02 Fürth, DE
Thermodynamische Messgrößen Temperaturmessgrößen - Direktanzeigende Thermometer Railway brake handbooks (UIC 547) - Thermopaare, Thermoelemente + 3 more
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DAkkS D-PL-22642-01-01 Erlangen, DE
DIN EN 60601-1 IEC 60601-1 DIN EN 60601-1-3 IEC 60601-1-3 DIN EN 60601-2-54 + 3 more
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DAkkS D-PL-21237-02-00 Wegberg, DE
DIN EN 15625 IEC 61133 DIN 27202-10 DIN EN 15746-1 DIN EN 60068-2-64 + 2 more
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DAkkS D-K-21044-02-01 Clausthal-Zellerfeld, DE
Sound power — engineering method using a Kalibrierung von 250 N Kraftmessgeräten Kraftaufnehmer und 0,25 kN + 3 more
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DAkkS D-ML-13177-02-00 Bamberg, DE
Verschlußzeit Kollagen/ADP Kollagen/Epinephrin Basophile Granulozyten Eosinophile Granulozyten Erythrozyten + 3 more
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DAkkS D-ML-13180-01-00 Bamberg, DE
Verschlußzeit Kollagen/ADP Kollagen/Epinephrin Basophile Granulozyten Eosinophile Granulozyten Erythrozyten + 3 more
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DAkkS D-PL-13415-02-00 Ulm, DE
DIN EN ISO 9626 ISO 7206-13 ISO 7206-12 ISO 7206-10 ISO 7206-4 + 3 more
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DAkkS D-PL-14420-01-01 Radebeul, DE
DIN 38402-A 13 DIN EN ISO 5667-6 (A 15) DIN EN ISO 5667-1 (A 4) DIN EN ISO 5667-3 (A 21) DIN 38404-C 4 + 3 more
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DAkkS D-K-15137-01-00 Leipzig, DE
Kraft Vibration measuring instruments — requir Sound power — survey method (ISO 3746) 1 kN Railway brake — automatic variable load + 3 more
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DAkkS D-ML-22372-01-00 Passau, DE
Großes Blutbild Kleines Blutbild Erythrozyten Hämoglobin Hämatokrit + 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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