UIC 519

Railway Wheelset Equivalent Conicity Determination

This test method specifies procedures for determining the equivalent conicity of railway wheelsets, a critical parameter governing vehicle stability and steering behavior on curves. Conicity describes the geometric relationship between wheel profiles and rail geometry, affecting how vehicles negotiate curves and respond to track irregularities. The measurement is essential for wheelset manufacturers, vehicle designers, and track maintenance specialists to ensure stable, safe operation and minimize wear and derailment risk. Accredited testing provides objective verification that wheelsets meet design specifications and regulatory requirements for dynamic safety.

What it measures

  • Wheel profile geometry and taper angles
  • Equivalent conicity value (λ)
  • Wheelset geometric parameters and deviation
  • Contact point position relative to wheel center
  • Stability characteristics and steering forces
🇩🇪 DIN EN 13262 🇬🇧 BS EN 13262 🇫🇷 NF EN 13262 🇮🇹 UNI EN 13262 🇪🇸 UNE EN 13262 🇳🇱 NEN EN 13262
1,632 Accredited labs
19 Countries

Showing 776–800 of 875 labs

DAkkS D-ML-13294-07-00 Ulm, DE
Treponema pallidum (Cardiolipin Antikörper, Lues-Analytik) Cryptococcus neoformans Meningitiserreger (Streptococcus agalactiae, Haemophilus + 3 more
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DAkkS D-ML-13294-06-00 Ulm, DE
Allergenspezifisches IgE ECP (Eosinophiles cationisches (ECP) Mastzell Tryptase spezifisches IgG + 3 more
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DAkkS D-ML-13294-02-00 Ulm, DE
ADP Arachidonsäure Kollagen/Epinephrin Ristocetin Expression aktivierungsabhängiger + 3 more
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DAkkS D-ML-13294-01-01 Ulm, DE
HbA1c Aldosteron Cortisol APCR- Resistenz Cardiolipin-AK IgG + 3 more
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DAkkS D-ML-13220-02-00 Homburg, DE
freies Hämoglobin Erythrozyten Hämatokrit Hämoglobin Kleines Differential-Blutbild + 3 more
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DAkkS D-ML-13220-01-01 Homburg, DE
Urinsediment Lamotrigin HbA1c Erythrozyten Aripiprazol + 3 more
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DAkkS D-ML-13155-04-00 Greifswald, DE
Familiäre Adenomatöse Polyposis Syndrome (APC, MUTYH) STK11, SMAD4 ), TruRisk® -Panel [SNV, CN Familiäre Polyposis-Syndrome [FAP] (APC, MUTYH) + 3 more
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DAkkS D-ML-13161-02-00 Göttingen, DE
angeborener Chromosomensatz Molybdän-Cofaktor Defizienz (MOCS1, MOCS2) Fragiles X-Syndrom: FMR1 Spinocerebellare Ataxie (SCA) + 3 more
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DAkkS D-ML-13161-01-00 Göttingen, DE
Thrombozytenaggregation Born Verschlußzeit Kollagen/ADP Verschlußzeit Kollagen/Adrenalin 6-Methyl-Mercaptopurinnukleotide + 3 more
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DAkkS D-ML-13161-05-00 Göttingen, DE
Thrombozytenaggregation Born Verschlußzeit Kollagen/ADP Verschlußzeit Kollagen/Adrenalin 6-Methyl-Mercaptopurinnukleotide + 3 more
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DAkkS D-ML-13161-06-00 Göttingen, DE
angeborener Chromosomensatz Molybdän-Cofaktor Defizienz (MOCS1, MOCS2) Fragiles X-Syndrom: FMR1 Spinocerebellare Ataxie (SCA) + 3 more
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DAkkS D-ML-13193-04-00 Rostock, DE
alpha-Aminobuttersäure Mianserin Arginin Asparagin Asparaginsäure + 3 more
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DAkkS D-ML-13193-01-00 Rostock, DE
Candida spp.-Antikörper Cardiolipin-Antikörper Meningitiserreger-Ag (E. coli Staphylococcus aureus Treponema pallidum-Antikörper + 3 more
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DAkkS D-ML-13193-03-01 Rostock, DE
Granulozytäre Antikörper (Screening und Differenzierung) HLA spezifische Antikörper B-Streptokokken (Screening) Ektoparasiten (Differenzierung) + 3 more
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DAkkS D-ML-13258-04-00 Mainz, DE
Anti-Thyreoglobulin-Antikörper [Anti-TG] Anti-Thyreoperoxidase Antikörper [Anti-TPO] Anti-TSH-Rezeptor Antikörper + 3 more
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DAkkS D-ML-13258-01-01 Mainz, DE
angeborener Chromosomensatz Silver-Russell-Syndrom: H19, KCNQ1OT1 MEST Deletion; Angelman-Syndrom + 3 more
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DAkkS D-ML-13258-03-00 Mainz, DE
5-Hydroxyindolessigsäure Amitriptylin/Nortriptylin Cyclosporin A Gesamt-Itraconazol Metanephrine, Normetanephrine + 3 more
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DAkkS D-PL-12061-01-01 Offenbach am Main, DE
IEC 60061-1 IEC 60061-2 IEC 60238 IEC 61184 IEC 60400 + 3 more
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DAkkS D-PL-19465-01-00 Darmstadt, DE
Myopathie, Nemaline (TyP1, 3-10: ASTM E 23-18 ASTM D 1322 Toxizität UGT1A1-Gen rs3064744, rs414832 DIN EN 1789 + 3 more
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DAkkS D-PL-21133-01-00 Versmold, DE
DIN SPEC 91323 DIN EN 1815 DIN 8959 DIN 8959 Ber. 1
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DAkkS D-K-21643-02-00 Gilching, DE
am Standort Vectoflow Windtunnel A, Frie Strömungsgeschwindigkeit von Gasen 15 m/s bis > 38 m/s
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DAkkS D-PL-17716-01-00 Zuzenhausen, DE
VDE 0468-2-2 IEC 60068-2-2 VDE 0468-2-6 IEC 60068-2-6 DIN EN 60068-2-14 + 3 more
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DAkkS D-K-19206-01-00 Dorsten, DE
Durchflussmessgrößen 8 m³/h Volumendurchfluss Q v 9 m³/h bzw. Volumen von strömenden Gasen 12 m³/h 19 m³/h + 3 more
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DAkkS D-ML-13393-01-00 Karlsruhe, DE
Blutbild, kleines (Erythrozyten, Leukozy Erythrozyten Leukozyten Retikulozyten Thrombozyten + 3 more
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DAkkS D-K-18737-01-01 Jena, DE
− Permanentes Laboratorium Positionen und Abstände gleichgerichteter Kanten positionen von Strukturen (Hartschichtmasken) + 3 more
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Industries

Wheelset and bogie manufacturing Rolling stock design and engineering Track maintenance and infrastructure management Vehicle certification and type approval Railway research and development

Related Standards

  • UIC 510-2 Railway vehicles — Running gear — Wheels and wheelsets — Part 2: Definitions and gauges
  • EN 13262 Railway applications — Wheelsets and bogies — Safety requirements for wheels
  • UIC 644 Railway — behaviour of coach bogies — Y25 bogie type

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