45Mn2 A00452 - GB /T 37601-2019

Grade	45Mn2
China ISC	A00452
Corresponding Standard	GB /T 37601-2019 Hot Rolled Steel Sheet and Strip of Alloy Structure Steel
Classification	Alloy Steel
Properties	Strength Hardness Machinability Quench Hardness
Density	7.8 g/cm³

45Mn2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.42	0.17	1.4	-	-	-	-	-	-
Maximum Value	0.49	0.37	1.8	0.03	0.02	0.3	0.3	0.3	0.1

45Mn2 Mechanical Properties

product	Heat Treatment or Condition	Hardness HBW
Steel plate, steel strip	Spheroidizing Annealing	≤217

Approximate Comparison Table Structural Alloy Steel

45Mn2 Corresponding Standards(Same grade name, different standards)

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