41NiCrMo7E C42 - JIS G 7401-2000

Grade	41NiCrMo7E
Old Grade
Corresponding Standard	JIS G 7401-2000 Steels for cold heading and cold extruding
Classification	Alloy Steel

41NiCrMo7E Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo
Minimum Value	0.37	-	0.55	-	-	0.65	1.6	0.15
Maximum Value	0.44	0.4	0.85	0.035	0.035	0.95	2	0.3

41NiCrMo7E Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
Cold heading steel	AC or AC+P	≤680	≥55
Cold heading steel	C+AC	≤660	≥57
Cold heading steel	C+AC+LC	≤690	≥57

U-untreated with hot-rolled surface；P-untreated with peeled surface；C-cold drawn；AC-annealed to achive spheroidization of the carbides；AC+P-annealed to achive spheroidization of the carbides and peeled；C+AC-cold drawn and annealed to achive spheroidization of the carbides；C+AC+LC-cold drawn and annealed to achive spheroidization of the carbides, and lightly cold reduced (e.g. with a reduction of 5%)

41NiCrMo7E Corresponding Standards(Same grade name, different standards)

1	JIS G 7401-2000
	41NiCrMo7E (C42)
2	ISO 4954-1993
	41NiCrMo7E (C42)

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