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 1,301–1,325 of 3,987 labs
Foroni SpA
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Tensile testing of metallic materials (I
Charpy impact test (ISO 148-1)
DIN EN 13018
ASTM E21-20
ASTM E10-23
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DIN EN ISO 10523 (C 5)
DIN EN 27888 (C 8)
DIN EN ISO 10304-1 (D 20)
DIN EN ISO 11885 (E 22)
DIN EN ISO 5667-3 (A 21)
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TH 1-2-17
DIN EN 27888
DIN ISO 9277
DIN EN ISO 11885
DIN 38404-4
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C-KIT Ex17 N822
DIN 4102-1
DIN EN ISO 22826
DIN EN IEC 60068-2-5
IEC 60512-11-4
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Fourstage Environmental
Active
(HSG 248) – 2021
(PCM) based on HSG 248
DOC/002 based on HSG 248
DIN EN ISO 11885
DIN EN ISO 10523 (C 5)
DIN EN 27888 (C 8)
DIN EN ISO 10304-1 (D 20)
DIN EN ISO 11885 (E 22)
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- Gleichspannung
- Gleichstromwiderstand
Quellen
Widerstände
/ Messgeräte
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Vibration measuring instruments — test m
Acoustics — tonality assessment (DIN 456
Noise measurement on railway vehicles —
messeinrichtungen von
Werkstoffprüfmaschinen
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e.V. Fraunhofer Institut für Keramische Technologien und Systeme IKTS Institutsteil Hermsdorf
Active
DIN EN 62631-1
DIN 53483-1
DIN 53483-2
DIN EN 62631-1
DIN 53483-1
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ISO 16750-5
ISO 20653
DIN EN ISO 6270-2
DIN EN ISO 6988
DIN EN IEC 60068-2-11
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DIN EN IEC 60068-2-11
DIN EN IEC 60068-2-13
ISO 22241-2
DIN EN ISO 11357-3
DIN EN ISO 11357-6
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DIN 53122-1
DIN EN ISO 15106-3
ISO 25101
DIN 53122-1
DIN EN ISO 15106-3
Sound power level determination — genera
Vibration measuring instruments — requir
Vibration measuring instruments — test m
Low-frequency noise measurement and asse
Acoustics — tonality assessment (DIN 456
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Tensile testing of metallic materials (I
DIN EN ISO 6506-1
DIN EN ISO 6507-1
DIN EN ISO 6508-1
DIN 50106
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Fraunhofer-Institut für Holzforschung, Wilhelm-Klauditz-Institut WKI Qualitätsprüfung und -bewertung
Active
100 HV 120
> 300
Toxizität UGT1A1-Gen rs3064744, rs414832
A>C rs34018205
rs56163822
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DIN EN 10160
DIN EN ISO 16810
DIN EN ISO 13588
DIN EN 10228-2
DIN EN 10228-3
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Stromzangen 0,1 mA
Kurzschlussstrom
Leerlaufspannung
Solarzellen*
0,1 V
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Tensile testing of metallic materials (I
Vickers hardness test (ISO 6507)
Gleichstrom- und Nieder- 10 mV
Kurzschlussstrom
Solarzellen* 20 %
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Ethanol
HbA1c
Cortisol
Glucose
AFP
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DIN EN 12600
DIN 18008-4
DIN 18008-3
ASTM E 1356
DIN EN 1288-3
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