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
🇩🇪 DIN EN 13262 🇬🇧 BS EN 13262 🇫🇷 NF EN 13262 🇮🇹 UNI EN 13262 🇪🇸 UNE EN 13262 🇳🇱 NEN EN 13262
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17 Countries

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DAkkS D-PL-14153-04-00 München, DE
DIN 18032-7 DIN EN 1328 DIN EN 61378-2 DIN EN ISO 16810 DIN EN 1048 + 3 more
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IEC 60335-1: 2010 VDE 0700-1 DIN EN 60335-2-2 VDE 0700-2 IEC 60335-2-2 + 3 more
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DAkkS D-PL-11321-10-00 Hamburg, DE
DIN EN IEC 61851 DIN EN ISO 6185-3 DIN EN 61854 DIN EN 16083 DIN EN 16051-1 + 3 more
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DAkkS D-PL-11321-12-01 Hannover, DE
DIN EN 60601-1 IEC 60601-1 DIN EN 12184 ISO 7176-1 ISO 7176-10 + 3 more
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DIN EN 60601-1 IEC 60601-1 DIN EN 60601-2-21 IEC 60601-2-21 IEC 60601-2-22 + 3 more
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DAkkS D-PL-11321-13-01 Frankfurt am Main, DE
DIN EN ISO 17072-1 EN ISO 17072-2 DIN EN 1186-1 DIN EN 12472 DIN EN 13130-1 + 3 more
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DAkkS D-PL-11190-01-01 Halle, DE
ISO 2631-4 DIN EN 15839 DIN EN 15746-1 DIN EN 15746-2 DIN EN 15746-3 + 3 more
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DAkkS D-PL-11190-08-01 München, DE
IEC 61508-1 EN 61508-1: IEC 61508-2 IEC 61508-3 DIN EN 61508-3 + 3 more
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DAkkS D-PL-14137-02-01 Kassel, DE
DIN EN 55016-2-1 VDE 0877-16-2-1 DIN EN 55016-2-2 VDE 0877-16-2-2 DIN EN 55016-2-3: 2020 + 3 more
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DAkkS D-PL-14137-09-02 Frankfurt am Main, DE
DIN EN ISO 17640 DIN EN ISO 13588 DIN EN ISO 20601 DIN EN ISO 16828 DIN EN ISO 10863 + 3 more
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DAkkS D-K-16047-01-01 Arnstadt, DE
Widerstands- -25 °C Railway braking — urban guided transport –25 °C Railway vehicle body structural requirem Thermoelementsensor -25 °C + 3 more
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UKAS 1645 London, GB
FNED142 BS EN ISO 11816- FNES67 (P1) based on BS EN ISO FNES16 (F13) based on ISO 6579-1:2017+A1 FNES16 (F13) based on BS EN ISO 6579-1 + 3 more
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UKAS 5772 Basingstoke, GB
DIN EN 12209 DIN EN 1155 DIN EN 12179 DIN EN 1935 DIN EN 1670 + 3 more
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DAkkS D-PL-19381-01-02 Neu-Isenburg, DE
IEC 61851-1: 2010 IEC 61851-23 IEC 62109-1 IEC 62109-2 IEC 61010 + 3 more
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ACCREDIA 00999 Carugate, IT
DIN EN 60068-2-30 IEC 61000-6-1 AS/NZS CISPR 22:2006 IEC 61000-6-2: 2005 ETSI EN 303 446-2 + 3 more
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RvA L662 'S-Gravenhage, NL
IEC 18045 IEC 15408-1
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UKAS 0224 Finchampstead, GB
(HSG 264, 2012) and Appx. 3 of HSG 227 (2004)) guides HSG 264 (2012) and ACoP L8 and BS 8580-1:2019
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DAkkS D-K-19403-01-00 Grävenwiesbach, DE
Messschieber für 0 mm Außen-, Innen- und Bügelmessschrauben 0 mm Messuhren mit Feinzeiger + 3 more
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ENAC LC10.082 Legutiano, ES
CEM DI-007 CEM DI-021 CEM DI-004 CEM DI-018 CEM DI-002 + 3 more
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ENAC LE178 Madrid, ES
UNE-EN 81-1 UNE-EN 81-2 UNE-EN 81-50 UNE-EN 81-20 UNE-EN 60947-4-1 + 3 more
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ENAC LE2485 Girona, ES
UNE-EN 25663 UNE-EN 872 UNE-EN ISO 6878 UNE EN 27888 UNE-EN ISO 10523 + 3 more
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ENAC LE775 Zamudio, ES
UNE 77061 SM 4500-NO-3 E UNE-EN ISO 7027-1 ISO 15923-1 UNE-EN ISO 7393-2 + 3 more
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DAkkS D-PL-14312-01-00 Münster, DE
DIN EN ISO 5667-1 (A 4) DIN 38402-A 11 DIN 38402-A 12 DIN 38402-A 13 DIN ISO 5667-5 (A 14) + 3 more
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UKAS 2200 Ratcliffe-on-Soar, GB
DIN EN 13284-1 BS EN ISO 23210:2009 requirements of BS EN 14181:2014 IEC 60519-11 requirements of BS EN + 3 more
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UKAS 1660 Salford, GB
DIN EN 12667 ISO 8301 DIN EN 12939 DIN EN 12664 DIN EN ISO 13163 + 3 more
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Industries

Wheelset and bogie manufacturing Rolling stock design and engineering Track maintenance and infrastructure management Vehicle certification and type approval Railway research and development

Related Standards

  • UIC 510-2 Railway vehicles — Running gear — Wheels and wheelsets — Part 2: Definitions and gauges
  • EN 13262 Railway applications — Wheelsets and bogies — Safety requirements for wheels
  • UIC 644 Railway — behaviour of coach bogies — Y25 bogie type

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