Grade 4820 H
USA UNS H48200
Corresponding Standard ASTM A304-2016
Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements
Classification Alloy Steel
4820 H Chemical Element Composition Content (%)
Component C Si Mn Cr Ni Cu Mo
Minimum Value 0.17 0.15 0.4 - 3.2 - 0.2
Maximum Value 0.23 0.35 0.8 0.2 3.8 0.35 0.3
Note: Standard H Steels can be produced with a lead range of 0.15-0.35 %. Such steels are identified by inserting the letter L between the second and third numerals of the grade designation, for example, 40L40 H. Lead is generally reported as a range of 0.15-0.35 %.
4820H Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!