Grade VDC
Corresponding Standard ISO 8458-3-2002
Steel Wire for Mechanical Springs. Part 3:Oil-Hardened and Tempered Wire Second Edition
Classification Carbon Steel
Properties Elasticity Fatigue Resistance Quench Hardness
VDC Chemical Element Composition Content (%)
Component C Si Mn P S Cu
Minimum Value 0.6 0.15 0.5 - - -
Maximum Value 0.75 0.3 1 0.02 0.025 0.12
VDC Corresponding Standards(Same grade name, different standards)

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