Scope
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
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NBN EN 13262
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DIN EN 13262
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BS EN 13262
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NF EN 13262
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UNI EN 13262
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UNE EN 13262
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NEN EN 13262
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DIN EN 10160
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ID116
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DIN EN ISO 12185
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Zeiss Industrielle
Basis 2000, UMESS 300, einer Raumdiagona
UMESS UX, Calypso, von
Holos, Software von Carl ≤ 3333 mm
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verwendete Abkürzungen:
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DIN EN 15957
DIN EN 15958
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nichtselbsttätige
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DIN EN ISO 6270-2
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rs2066845
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IEC 60512-11-4
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