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
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Ludwig Schneider Messtechnik

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Ludwig-Maximilians-Universität München Max von Pettenkofer-Institut Lehrstuhl für Medizinische Mikrobiologie und Krankenhaushygiene

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Ludwig-Maximilians-Universität München Max-von-Pettenkofer-Institut, Lehrstuhl Virologie

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Gesamt IgG Albumin Treponema pallidum (Lues) Thrombozytäre Antikörper Treponema pallidum (Lues + 3 more
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MDI Limbach Berlin

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MESA Meß- und Regeltechnik Vertriebs- und Service

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MK-Kalibrierlabor

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MLB Mikrobiologisches Labor

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MPA Eberswalde Materialprüfanstalt Brandenburg GmbH Prüflabor

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DAkkS D-PL-11241-01-01 Eberswalde, DE
DIN EN 50178: 1998 DIN EN ISO 2813 DIN EN ISO 4628-4 DIN EN ISO 10456 DIN EN ISO 12572 + 3 more
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MPA Kalibrierdienst

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Drehmoment * 0,2 N∙m > 10 N∙m bis Kalibriereinrichtungen > 100 N∙m Drehmomentschlüssel, 0,2 N∙m + 3 more
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MR COMP

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IEC 62570 DIN 13273-7
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MS2 ENGINEERING und ANLAGENBAU

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Tensile testing of metallic materials (I Vickers hardness test (ISO 6507) Taupunkttemperatur direktanzeigende > 200 °C Widerstandssensor > 300 °C + 3 more
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MVZ (Medizinisches Versorgungszentrum) am Klinikum Passau GmbH Institut für Labor- und Transfusionsmedizin

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MVZ - Medizinisches Versorgungszentrum Mülheim GmbH Nebenbetriebsstätte

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MVZ Clotten Labor Haas, Raif & Kollegen

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MVZ Stein + Kollegen SE & Co. e

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MVZ Labor Bochum MLB

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MVZ Labor Dortmund Leopoldstraße

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MVZ Labor Limbach & Kollegen eGbR Standorte: Im Breitspiel 16, 69126 Heidelberg; Im Breitspiel 15, 69126 Heidelberg; Collinistr. 11, 68161 Mannheim

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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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