Grade 50B44 H
USA UNS H50441
Corresponding Standard ASTM A304-2016
Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements
Classification Alloy Steel
50B44 H Chemical Element Composition Content (%)
Component C Si Mn Cr Ni Cu Mo B
Minimum Value 0.42 0.15 0.65 0.3 - - - 0.0005
Maximum Value 0.49 0.35 1.1 0.7 0.25 0.35 0.06 -
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 %.
50B44H Corresponding Standards(Same grade name, different standards)

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