Grade A600 M30
USA UNS T11330
AISI
American Iron and Steel Institute
M30
Corresponding Standard ASTM A600-1992(R2010)
Standard Specification for Tool Steel High Speed
Classification Alloy Steel
A600 M30 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo W V Co More
Minimum Value 0.75 0.2 0.15 - - 3.5 7.75 1.3 1 4.5 Ni+Cu≤ 0.75
Maximum Value 0.85 0.45 0.4 0.03 0.03 4.25 9 2.3 1.4 5.5
A600 M30 Mechanical Properties
Heat Treatment or Condition
Hardness
HBW
Bars, forgings, thick plates, thin plates, strip products Cold Drawing HB
≤285
Bars, forgings, thick plates, thin plates, strip products Cold Drawn and Annealed ≤277
Bars, forgings, thick plates, thin plates, strip products Annealing ≤269
Bars, forgings, thick plates, thin plates, strip products Heat Treatment HR
≥64

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