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
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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
1,632
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Showing 1,051–1,075 of 1,632 labs
Normec VRO
Active
#EN ISO 5164:14
# EN 116-97
NEN 4400-1
# ISO 13736
#ISO 6618
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Normec Valitech
Active
Tensile testing of metallic materials (I
positiver Überdruck -0,01 bar
Absolutdruck p
abs
Taupunkttemperatur
+ 3 more
Norsonic-Tippkemper
Active
Akustik
Übertragungsmaß von
Messmikrofonen
Messmikrofonen mit
Dämpfung eines
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North Star Environmental
Active
(HSG 248) – 2021
NSDOC 47 based on HSG 248
staining based on HSG 248.
(PCM) based on HSG 248
Not One Iota
Active
(HSG 248) – 2021
SOP-12, based on HSG 248
staining based on HSG 248
(PCM) based on HSG 248
Nuclear Restoration Services
Active
AIR KERMA RATE
AMBIENT DOSE
HBs-Antigen (Hepatitis B-Surface
RESPONSE:
PERSONEL DOSE
ISO 11423-1
DIN EN 17394-2
ISO 6703-1
EPA 160.1 1971
ISO 14189
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O.C. Consulting (UK)
Active
(HSG 264, 2012)
Appendix 5 of HSG 227 (2004)
(HSG 248) – 2021
(PCM) based on HSG 248
UNE-EN 14385
UNE-EN 15259
UNE-EN 13211
BS ISO 9096:2017
UNE 77216
+ 3 more
ONNEKEN Meß- und Prüftechnik
Active
Druck 0,03 bar
Absolutdruck Pabs
> -0,3 bar
> 3,0 bar
> −0,02 bar
+ 3 more
ONTRAS Gastransport
Active
Positiver und negativer
Positiver Überdruck p e
−0,95 bar
> 2,5 bar
> 25 bar
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OPTOLUTION Messtechnik
Active
− Wärmezähler
Durchflusssensoren
als Teilgeräte von
Wärme- und
Kältezählern:
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Ober Berg & Lukowiak
Active
IEC 61000-4-2: 2008
VDE 0847-4-2
IEC 61000-4-3: 2006
VDE 0847-4-3
IEC 61000-4-4: 2012
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Oberndorfer Präzisions-Werk
Active
Lehrdorne
Railway maintenance — track geometry (EN
> 100 mm
Lehrringe 10 mm
Rundheitsabweichung
+ 2 more
Railway brake — magnetic track brakes (U
− Ebenheit
− Geradheit
− Winkelnormale
auch als Vor-Ort-Kalibrierung
+ 3 more
IEC 61400-23
ASTM G73 (2012)
IEC 60885-3, 2.4.1
IEC 60502-2
IEC 60840
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ISO 11819-1
(N 2 O) 0,000008
DIN EN ISO 16911-1
AG2 and IS EN 15259:2007
DIN EN 14790
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One Scientific
Active
ISO 6888-1
ISO 21528-2
BS ISO 4832:2006
ISO 4833-1
ISO 6579-1
+ 3 more
Optical Test & Calibration
Active
DC Resistance
DC CURRENT
DC VOLTAGE
DC RESISTANCE (cont’d)
DIN EN 1264-5
DIN EN 13647
DIN EN 71-10
DIN EN 50642
DIN EN ISO 14184-2
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