Grade 18CrMoS4
Corresponding Standard ISO 683-11-2012
Case-hardening steels
Classification Alloy Steel
18CrMoS4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Cu Mo
Minimum Value 0.15 0.15 0.6 - 0.02 0.9 - 0.15
Maximum Value 0.21 0.4 0.9 0.025 0.04 1.2 0.4 0.25
Approximate Comparison Table
International Organization for Standardization European Standard
ISO EN Numerical Grade
18CrMoS4 18CrMoS4 1.7244

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