wiretec GmbH :: VD SiCr SC


 

 

Oil tempered chrome silicon steel wire valve quality - Superclean

Oil tempered valve spring wire - Continuously tested - For extremely dynamic duty


trade, sales, commerce, marketing, distribution, oil tempered steel wire, tempered chrome silicon steel wire, oil tempered spring wire, tempered chrome silicon spring wire, high duty dynamic springs, clutch springs, EN 10270-2 VD SiCr SC, EN 10270-2 VDSiCr, DIN 17223/2 VD, DIN 50602, M method, continuously tested


In compliance with:
EN 10270-2 VD SiCr SC
DIN 17223/2 VD SiCr SC

Utilization:
For extremely dynamic stress – clutch springs or similar utilization, where good relaxation properties and heat resistance at high working temperature are requested

Diameters:
3.00 - 18.50 mm

Chemical composition:
CSiMnPSCuCr
0.50 - 0.601.20 - 1.600.50 - 0.90≤0.025≤0.020≤0.060.50 - 0.80

Raw Material:
Wire rod from qualified international steelworks

Non destructive defect control:
In line tested wire on the whole length for surface defects of minimum depth of 35, 40, 50 or 60 µm

Remark:
On request the wire can be shaved

Non metallic inclusions:
In compliance with DIN 50602, Max T method, the following max. numbers of non-metallic inclusions are guaranteed:

Inclusion size (microns)5 - 1010 - 15≥15
Number of inclusions≤50≤70

Mechanical and technological properties:
Nominal diameter
(a < Ø ≤ b)
[mm]
Allowed deviations
(±)
[mm]
Tensile strength
[N/mm²]
Minimum reduction
[Z %]
Minimum number of twists
Lo = 50 × d
Min. 100%
Right - Left
3.00 - 3.200.0301910 - 2010454
3.20 - 3.500.0301910 - 2010454
3.50 - 4.000.0301860 - 1960454
4.00 - 4.200.0351860 - 1960454
4.20 - 4.500.0351860 - 1960454
4.50 - 4.700.0351810 - 1910453
4.70 - 5.000.0351810 - 1910453
5.00 - 5.600.0351810 - 1910403
5.60 - 6.000.0401760 - 1860403
6.00 - 6.500.0401760 - 186040to be agreed upon
6.50 - 7.000.0401710 - 181040to be agreed upon
7.00 - 8.000.0451710 - 181040to be agreed upon
8.00 - 9.000.0451670 - 177038to be agreed upon
9.00 - 10.000.0501670 - 177038to be agreed upon
10.00 - 12.000.0501620 - 177035to be agreed upon
12.00 - 14.000.0601580 - 173030to be agreed upon
14.00 - 15.000.0701570 - 1720to be agreed uponto be agreed upon
15.00 - 18.500.0701550 - 1700to be agreed uponto be agreed upon


 

 
AlloyEN 10270-2Stress
unalloyedFD Chigh duty dynamic
unalloyedTD Cdynamic
unalloyedVD Choch dynamic
SiCr-alloyedFD SiCrhigh duty dynamic
SiCr-alloyedTD SiCrdynamic
SiCr-alloyedVD SiCrhighly dynamic
SiCr-alloyedVD SiCr SChighly dynamic
SiCrV-alloyedFD SiCrVhigh duty dynamic
SiCrV-alloyedTD SiCrVdynamic
SiCrV-alloyedVD SiCrVhighly dynamic
SiCrV-alloyedVD SiCrV SChighly dynamic

 

  For spring wire according to EN 10270-1, DIN 17223/1, please click here