USA UNS H47180
SAE
Steel Number
4718H
Corresponding Standard SAE J 1268-2010
Hardenability Bands for Carbon and Alloy H Steels
Classification Alloy Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo
Minimum Value 0.15 0.15 0.6 - - 0.3 0.85 - 0.3
Maximum Value 0.21 0.35 0.95 0.03 0.04 0.6 1.25 0.35 0.4

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