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
3,987
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21
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Showing 1,051–1,075 of 3,987 labs
ELLAB
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Railway braking — urban guided transport
positiver Überdruck
Taupunkttemperatur
Thermoelemente –100 °C
Absolutdruck Pabs
+ 3 more
DIN EN 50155
VDE 0115-200
IEC 61000-4-2: 2008
IEC 61000-4-3: 2006
IEC 61000-4-4: 2012
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ELMTEC Ingenieurgesellschaft
Active
Vickers hardness test (ISO 6507)
Railway braking — urban guided transport
Railway vehicles — specific test require
- Gleichspannung
- Gleichstromwiderstand
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ELSCOLAB nv
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Dynamic viscosity (mPa · s) / Rotational
CIE 1976 L*a*b* colour units / CCSII set
CIE 1976 L*a*b* color measuring units /
Dynamic viscosity (mPa · s) / Rotationel
CIE 1976 L*a*b* kleureenheden / CCSII se
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EMCCons RASEK
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ISO 16750-5
ISO 20653
DIN EN ISO 6270-2
DIN EN 50155
DIN EN IEC 60068-2-5
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EMCCons RASEK
Active
Railway braking — urban guided transport
Railway vehicle body structural requirem
- Gleichspannung
- Gleichstromstärke
- Gleichstromwiderstand
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EMME.2 SRL
Active
ISO 18787
ISO 4832
ISO 15214
DIN ISO 16649-2
DIN EN ISO 4833-1
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ISO 5667-11
ISO 5667-4
ISO 5667-10
ISO 10694
ISO 10301
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EMV Rhein-Neckar
Active
DIN EN 50155
IEC 61000-4-2: 2008
IEC 61000-4-3: 2006
IEC 61000-4-4: 2012
IEC 61000-4-5: 2005
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200 kg/h ≤ m ≤ 60000 kg/h
200 l/h ≤ Q ≤ 60000 l/h
200 kg/h ≤ m ≤ 30000 kg/h
200 l/h ≤ Q ≤ 30000 l/h
700 Pa ≤ P ≤ 2 MPa
+ 3 more
ISO 4832
ISO 21527-1
ISO 21527-2
DIN ISO 16649-2
DIN EN ISO 4833-1
+ 3 more
OIV-MA-AS313-01 cap 5.2 R2015
OIV-MA-AS313-02 R2015
OIV-MA-AS2-04 R2009
OIV-MA-AS323-04B R2009
OIV-MA-AS2-03B R2012
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ENOCONSULTING
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OIV-MA-AS313-02 R2015
OIV-MA-AS2-04 R2009
OIV-MA-AS2-03B R2012
OIV-MA-AS311-02 R2009
OIV-MA-AS313-15 R2011
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ENOCONTROL SCARL
Active
BS EN 15662
ISO 11731
ISO 14820-2
UNI EN 15662
OIV-MA-AS313-02 R2015
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ENOLAB SERVICE SRL
Active
ISO 11731
ISO 6222
ISO 7899-2
ISO 9308-1
AOAC 2015.05
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ENOPIAVE SRL
Active
BS EN 15662
UNI EN 15662
OIV-MA-AS313-02 R2015
OIV-MA-AS2-04 R2009
OIV-MA-AS2-03B R2012
+ 3 more
ISO 7507-4
ISO 12917-1
ISO 7507-4-1995
ISO 12917-1-2002
ENTIME
Active
DIN EN 27888
DIN EN 13126-19
DIN EN ISO 10523
ISO 10780
DIN EN ISO 16911-1
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DIN EN ISO 11885
DIN EN ISO 15587-2
DIN EN 13657
DIN EN 14039
DIN EN 15934
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EOLIA
Active
DIN EN 12469
ISO 14644-3
BS EN ISO 14644-1:2015
NF X 44-201 (Octobre 1984) pour PSM
NF S 90-351
+ 1 more
EOS LAB
Active
BS EN 15662
UNI EN 15662
APAT CNR IRSA 2030 Man 29 2003
APAT CNR IRSA 2060 Man 29 2003
DM 13/09/1999 SO n 185 GU n 248 21/10/19
+ 1 more
Railway brake — anti-slide device (UIC 5
Railway brake — magnetic track brakes (U
Railway brakes — conditions for homologa
Railway brakes — disc brake pads (UIC 54
Railway brakes — brake performance (UIC
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EPL
Active
IEC 61000-4-2: 2008
IEC 61000-4-4: 2012
IEC 61000-4-6: 2013
IEC 61000-6-1
DIN EN 55014-1: 2018
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