34CrMo4

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#34CrMo4

Description

34CrMo4 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 34CrMo4

Category	Type	Steel Grade
Steel Grades	Carbon Steel	34CrMo4
		40Mn4
		1.1157
		37MnSi5
		1.5122
		45Cr2
		1.7005
		38Cr4
		1.7043
		42Cr4
		1.7045

Chemical composition(mass fraction)(wt.%) of the 34CrMo4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.30-0.37	0.40	0.60-0.90	0.035	0.035	0.90-1.20
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.20
N	Co	Pb	B	Other

Mechanical Properties of steel grade 34CrMo4

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
644 (≥)	324 (≥)	13	34	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	431

Physical Properties of steel grade 34CrMo4

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
22	-	-			0.32	-
864	463	-	21.3	111		-
691	-	11	44.2			442	424

Heat Treatment of steel grade 34CrMo4

Heat treated : 1496°C - 1824°C

Technological Curves of steel grade 34CrMo4

No Curve

Cross Reference Table (Equivalent Grade) of 34CrMo4

Grade	Standard	Country	Application
GS-34CrMo4	DIN	Germany
GS-34CrMo4 4	DIN	Germany
34CrMo4			Spain structural alloy steel
EN 34CrMo4KD	EN		Euronorm Structural steel

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