34Cr4E C14 - JIS G 7401-2000

Grade	34Cr4E
Old Grade
Corresponding Standard	JIS G 7401-2000 Steels for cold heading and cold extruding
Classification	Alloy Steel

34Cr4E Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr
Minimum Value	0.3	-	0.6	-	-	0.9
Maximum Value	0.37	0.4	0.9	0.035	0.035	1.2

34Cr4E Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
Cold heading steel	AC or AC+P	≤600	≥60
Cold heading steel	C+AC	≤580	≥62
Cold heading steel	C+AC+LC	≤610	≥62

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%)

34Cr4E Corresponding Standards(Same grade name, different standards)

1	JIS G 7401-2000
	34Cr4E (C14)
2	ISO 4954-1993
	34Cr4E (C14)

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