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 226–250 of 3,987 labs
(NM_001718: c.1-c.500)
DIN EN 62717
DIN EN ISO 80601-2-72
DIN 51130
ISO 8124-3
+ 3 more
Sound power — engineering method using a
Mechanical mounting of accelerometers (I
Railway brake — anti-slide device (UIC 5
Railway vehicle dynamics — on-track test
> 140
+ 3 more
An lage zur Teil-Akkreditierungsurkunde
ISO 6486-1
ISO 7086-1
UNE-EN ISO 10545-2
UNE-EN ISO 10545-3
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DIN EN ISO 2360
DIN EN ISO 2178
ASTM E 415
ASTM E 1086
ASTM E 1251
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0 mV ≤ U < 200 mV 0,2 V ≤ U < 2 V 2 V ≤
1 mV ≤ U < 220 mV 0,22 V ≤ U < 2,2 V 2,2
0 mV ≤ U ≤ 100 mV 0,1 V < U ≤ 1 V 1 V <
0 μA ≤ I < 200 μA 0,2 mA ≤ I < 2 mA 2 mA
0 μA ≤ I < 220 μA 0,22 mA ≤ I < 2,2 mA 2
+ 3 more
DIN 4772:1979
DIN EN 14538
DIN EN 50130-4: 2015
DIN EN 1926
DIN EN 12372
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ISO 16649-2
ISO 6611
ISO 4833-1
ISO 6888-2
ISO 17410
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ISO 10297:2024+Amd 1:2017
EN ISO 14245:2021
EN ISO 23826:2021
ISO 17871:2015
ISO 11117:2019
+ 3 more
DIN EN ISO 13366-2
ISO 9622
ISO 13366-2
ISO 4832
DIN EN ISO 10523
ISO 18743
ISO 16649-2
ISO 11290-1
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ISO 18787
ISO 4832
DIN EN ISO 4833-1
DIN EN ISO 6579-1
DIN EN ISO 11290-1
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Technical cleanliness of fluid system co
Railway — traction effort and braking fo
Railway vehicles — specific test require
- Gleichspannung
- Gleichstromstärke
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NF X 43-050
NF X 43-269
ISO 16000-7
FD X 46-033
ISO 21527-1
ISO 21527-2
DIN EN ISO 6888-2
DIN EN ISO 21528-2
DIN EN ISO 17294-2
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ISO 18787
ISO 4831
DIN ISO 16649-2
DIN EN ISO 7932
ISO 11731
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IEC 15408-1
IEC 18045
IEC 18367
IEC 20543
IEC 20004
AUBERT & DUVAL - Les Ancizes
Active
Tensile testing of metallic materials (I
Charpy impact test (ISO 148-1)
DIN EN ISO 6506-1
DIN EN ISO 6507-1
DIN EN ISO 643
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DIN EN 27888
DIN EN ISO 19458
DIN EN ISO 11885
DIN EN ISO 10523 (C 5)
DIN EN 27888 (C 8)
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BS ISO 15713:2006
UNE-EN 15058
UNE-EN 14792
UNE-EN 14789
UNE-EN 12619
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DIN ISO 16000-18
DIN EN ISO 10523 (C 5)
DIN EN ISO 5667-3 (A 21)
DIN 38404-C 4
DIN EN 868-5
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AVIMECC
Active
ISO 4832
ISO 21527-1
ISO 21527-2
DIN ISO 16649-2
DIN EN ISO 4833-1
+ 3 more
AWE
Active
(HSG 248) – 2021
(PCM) based on HSG 248
LQP007 based on HSG 248
LQP003 based on HSG 248
the guidance of GPG 14
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