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
🇧🇪 NBN EN 13262 🇩🇪 DIN EN 13262 🇬🇧 BS EN 13262 🇫🇷 NF EN 13262 🇮🇹 UNI EN 13262 🇪🇸 UNE EN 13262 🇳🇱 NEN EN 13262
3,987 Accredited labs
21 Countries

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DAkkS D-ML-13264-01-00 Magdeburg, DE
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DAkkS D-ML-13264-04-00 Magdeburg, DE
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DAkkS D-ML-13264-03-01 Magdeburg, DE
(ein- oder mehrgängige Ethanol tration von Harnsäure tration von Harnstoff pH - Wert + 3 more
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DAkkS D-ML-13200-01-00 Mannheim, DE
Digitoxin Digoxin Cortisol Testosteron Glucose + 3 more
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DAkkS D-ML-13021-03-01 Münster, DE
10 mm vom Nennmaß des OMIM*601130, CYP2C19 ACTA2 ACTC1 ACTN2 + 3 more
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DAkkS D-ML-13021-07-01 Münster, DE
Streptokokken Staphylococcus aureus Bakterien und Pilze Mycobacterium tuberculosis Mykobakterien + 3 more
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DAkkS D-PL-13021-01-00 Münster, DE
Ethanol Hämoglobin Amphetamine Cannabinoide Myoglobin + 3 more
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DAkkS D-ML-13021-11-00 Münster, DE
(ein- oder mehrgängige Ethanol Absolutdruck Plasma, Serum, Plasma tration von Harnsäure + 3 more
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DAkkS D-ML-13021-10-01 Münster, DE
Streptokokken Staphylococcus aureus Bakterien und Pilze Mycobacterium tuberculosis Mykobakterien + 3 more
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DAkkS D-ML-13021-01-00 Münster, DE
(ein- oder mehrgängige Ethanol Absolutdruck Plasma, Serum, Plasma tration von Harnsäure + 3 more
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DAkkS D-ML-13084-02-00 Regensburg, DE
(ein- oder mehrgängige Ethanol tration von Harnsäure tration von Harnstoff pH-Messgeräte 1,68 pH bis 10 pH + 3 more
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DAkkS D-ML-13084-04-00 Regensburg, DE
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DAkkS D-ML-13084-03-00 Regensburg, DE
Cryptococcus neoformans Bakterien und Pilze Dermatophyten Clostridioides difficile Toxin Chlamydia trachomatis + 3 more
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DAkkS D-ML-13069-04-01 Kiel, DE
Albumin PNH Leukozytenanzahl Pappenheim-Färbung Peroxidase-Reaktion + 3 more
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DAkkS D-ML-13069-06-00 Lübeck, DE
Gewebstransglutaminase Antigene Gesamt IgE IgG Antikörper gegen Envoplakin IgE Antikörper gegen BP180 + 3 more
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DAkkS D-ML-13069-18-01 Lübeck, DE
Standort: Albert-Schweitzer-Campus angeborener Chromosomensatz erworbener Chromosomensatz Fra(X)-Syndrom, FXTAS (FMR1) Friedreich Ataxie (FXN) + 3 more
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DAkkS D-ML-13069-02-01 Kiel, DE
Digitoxin Digoxin HbA1c Aldosteron Cortisol + 3 more
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DAkkS D-ML-13069-08-00 Kiel, DE
Streptokokken Staphylococcus aureus aerob wachsende Bakterien Mykobakterien Neisseria gonorrhoeae + 3 more
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DAkkS D-ML-13130-02-00 Tübingen, DE
Ethanol Digitoxin Digoxin HbA1c Aldosteron + 3 more
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DAkkS D-ML-13130-01-00 Tübingen, DE
Kapseltyp B, Neisseria meningitidis Staphylococcus aureus Cryptococcus neoformans aerob wachsende Bakterien Bakterien, Sprosspilze + 3 more
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DAkkS D-ML-13130-03-01 Tübingen, DE
Anti-HBc Anti-HBe Anti-HBs CMV Standort: Albert-Schweitzer-Campus + 3 more
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DAkkS D-ML-13130-08-01 Tübingen, DE
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DAkkS D-ML-13130-09-01 Tübingen, DE
Regionen; SNV, Indels: AKT1, APC, BRAF, CTNNB1, EGFR, ERBB2, FB AKT1, EGFR, ERBB2, ERBB3, ESR1, FBXW7, K Tumorsuppressorgene: APC, FBXW7, PTEN, T Tumor-Varianten mit niedriger + 3 more
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DAkkS D-ML-13130-05-00 Tübingen, DE
PM-Scl Transglutaminase-IgA-Ak Tryptase Dermatophyten Candida albicans + 3 more
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DAkkS D-ML-13294-09-01 Ulm, DE
Zelldifferenzierung Albumin Ferritin CMV-IgG-Antikörperindex Zellzahlbestimmung + 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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