34Cr4E C14 - ISO 4954-1993 - H2ABC

中文版

Grade	34Cr4E
Old Grade
Corresponding Standard	ISO 4954-1993 Steels for cold heading and cold extruding second edition
Classification	Carbon 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

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
hot-rolled bars,wire rod	AC or AC+P	≤600			≥60
Drawn products	cold drawn & spheroidized annealed	≤580			≥62
Drawn products	cold drawn & spheroidized annealed & lightly cold reduced	≤610			≥62
hot-rolled bars,wire rod	Quenching and Tempering	900~1100	≥700	≥12		KU: ≥25 KV: ≥35
hot-rolled bars,wire rod；16＜d≤40	Quenching and Tempering	800~950	≥590	≥14		KU: ≥30 KV: ≥40
hot-rolled bars,wire rod；40＜d≤100	Quenching and Tempering	700~850	≥46	≥15		KU: ≥30 KV: ≥40

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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