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ISO 8458-3-2002
Steel wire for mechanical springs. Part 3:Oil-hardened and tempered wire second edition
Material Designation Chemical Composition (%)
FDC
Min
Max
TDC
Min
Max
VDC
Min
Max
FDCrV-A
Min
Max
TDCrV-A
Min
Max
VDCrV-A
Min
Max
FDCrV-B
Min
Max
TDCrV-B
Min
Max
VDCrV-B
Min
Max
FDSiCr
Min
Max
TDSiCr
Min
Max
VDSiCr
Min
Max
For Reference Only