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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DIN EN 13262
🇬🇧
BS EN 13262
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NF EN 13262
🇮🇹
UNI EN 13262
🇪🇸
UNE EN 13262
🇳🇱
NEN EN 13262
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Sound Calibrators
FREQUENCY
Microphones
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½” & ¼” microphones @ 250 Hz
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BS ISO 488:2008, 2446:2008 and
on BS 4401:Part 3:1970(1986)
BS 696-2:1989 (superseded and
BS ISO 6731:2010
ISO BS EN 3727-1:2002
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Electrolytes in blood serum:
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Carl Zeiss
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DIN EN 60601-1
IEC 60601-1
DIN EN 60601-1-1
IEC 60601-1-1
IEC 80601-2-77
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Carl Zeiss IQS Deutschland
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Carl Zeiss Industrielle ≤ 3818 mm
Oberkochen, D
1) In den CMC sind die erweiterten Messu
Carl Zeiss Industrielle ≤ 20 m
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Parallelendmaße 50 mm
DIN EN ISO 3650:1999
Thermischer Ausdeh- Maximale Dimension
Bandbreite
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Carl Zeiss Jena
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DIN EN 61010-1
VDE 0411-1
IEC 61010-1 : 2010
DIN EN 60825-1
VDE 0837
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Parallelendmaße * 0,5 mm
DIN EN ISO 3650:1999
Parallelendmaße * 40 mm
Parallelendmaße * ≥ 100 mm
Strichmaßstäbe 0 mm
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Cavendish Laboratories
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(cdt), Deletion an Pos 117
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BS 6068-4.12:1998 (withdrawn)
CeGaT
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angeborener Chromosomensatz
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SNRPN-Region 15q11-13 UPD15
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SMN1; Spinale Muskelatrophie
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Cenata
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Pränatales Screening auf
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Calibration of pressure
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Coesfeld
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Kraft (WPM)
Belastungseinrichtungen von
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messeinrichtungen von
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simulation.
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Compli Group
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DC CURRENT
DC Resistance
Oscilloscope Calibration
DC VOLTAGE
CAPACITANCE
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Messgeräte 0,001 V
> 0,22 V
> 2,2 V
> 11 V
> 22 V
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CoRFiLaC
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ISO 8968-1
DIN EN ISO 8968-1
ISO 3433:2008
DIN EN 14675
AOAC 991.14-1994
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