Grade 4720H
Corresponding Standard ASTM A534-2014
Carburizing Steels for Anti-Friction Bearings
Classification Alloy Steel
4720H Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo Al O
Minimum Value 0.17 0.15 0.45 - - 0.3 0.85 - 0.15 - -
Maximum Value 0.23 0.35 0.75 0.025 0.015 0.6 1.25 0.3 0.25 0.05 0.002
4720H Corresponding Standards(Same grade name, different standards)

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