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 1,976–2,000 of 3,987 labs
Tensile testing of metallic materials (I
Sound power — engineering methods for sm
Widerstände, Quellen 1
ISO 4832
ISO 1443
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ISO 7875-1
BS EN ISO 7027-1:2016
UNE-EN ISO 10304-1
UNE-EN ISO 11885
UNE-EN ISO 10523
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Salt spray / neutral salt fog test (ISO
Radiated emissions (CISPR 32)
DIN EN ISO 3650:1999
CA 15-3
DIN EN 50155
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DIN EN ISO 11200
BS EN 15662
AOAC 995.10 1999
UNI EN 15662
EN 1-1200
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IEC 60512-17-1
DIN EN 1186-3
DIN EN 61442
ISO 1443
ISO 937
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Salt spray / neutral salt fog test (ISO
ASTM A 262-15
ASTM E 415 21
ASTM E1086-22
BS ISO 9227:2022
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LABORATORIO CHIMICO VENETO
Active
DIN EN ISO 4833-1
DIN EN 13126-19
DIN EN 13657
DIN EN ISO 16703
DIN EN ISO 16911-1
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LABORATORIO CHIMICO-BIOLOGICO - SERVIZI GESTIONE DEGLI IMPIANTI - PROVINCIA AUTONOMA DI TRENTO
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ISO 10523
ISO 15705
EPA 6010
EPA 3015
APAT CNR IRSA 2030 Man 29 2003
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ISO 6222
ISO 4833-1
ISO 9308-2
UNI 03
AFNOR UNI 03/06-12/07
TORQUE
Torsional torque
Torsional torque transducers with indica
indicating device
UNE EN 27888
SM 4500-H+ B
UNE-EN 872
SM 2130 B
UNE-EN 13037
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UNE-EN 15604
AOAC 993.13
UNE-EN 15475
UNE-EN 15958
UNE-EN 15956
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ASTM D 5867
ASTM D5866
ASTM D5867
UNE-EN ISO 6892-1
UNE-EN ISO 15630-1
UNE 36065
UNE-EN ISO 15630-2
UNE-EN ISO 945-1
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8 mT/A ≤ B/I < 500 mT/A
80 mT ≤ B ≤ 1,1 T
0,2 mT ≤ B < 1,1 T
0 mT ≤ B < 80 mT
10 Wb < 0,2 Wb
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Tensile testing of metallic materials (I
ISO 6439
ISO 15923-1
ISO 29441
ISO 6059
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EURAMET CG-6
CEM DI-008
CEM DI-021
CEM DI-005
CEM DI-010
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3,5 kPa P 70 kPa 70 kPa < P 700 kP
3,5 kPa P 2,0 MPa 2,0 MPa < P 7,0
3,5 kPa P 20 kPa 20 kPa < P 70 kPa
100 kPa P 6,1 MPa 6,1 MPa < P 100
100 kPa P 70 MPa
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nach DIN EN ISO 3650:1999
EURAMET CG-6
ISO 5436-1
CEM DI-013
CEM DI-012
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ISO 13164-4
OM H-3 based on ISO 9698:2019
ISO 13161
ISO 18589-6
ISO 11665-4
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DIN CEN/TS 16165
UNE 41901
UNE 41902
UNE-EN 1097-8
UNE-EN 13036-4
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Tensile testing of metallic materials (I
DIN EN ISO 6887-2
ISO 4832
DIN EN ISO 23500-3:
ISO 16649-2
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Tensile testing of metallic materials (I
ISO 4832
ISO 21527-1
ISO 21527-2
ISO 16649-2
+ 3 more
ISO 4832
DIN EN ISO 7932
DIN EN ISO 15586
ISO 11731
ISO 16649-2
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