4130

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#4130

Description

4130 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 4130

Category	Type	Steel Grade
Steel Grades	Carbon Steel	4130
		56Mn4
		B42
		70Mn4
		B43
		43CrMo4
		1030
		1040
		1050
		1541
		1552

Chemical composition(mass fraction)(wt.%) of the 4130

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.28-0.33	0.15-0.35	0.4-0.6	0.025	0.015	0.8-1.1
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.25	0.05	0.3		+
N	O2	Pb	B	Other
	0.002

Mechanical Properties of steel grade 4130

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)
662 (≥)	628 (≥)	33	41	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	131

Physical Properties of steel grade 4130

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
11	-	-			0.11	-
856	245	-	33.3	142		-
473	-	23	21.2			333	321

Heat Treatment of steel grade 4130

Heat treated : 1795°C - 1698°C

Technological Curves of steel grade 4130

No Curve

Cross Reference Table (Equivalent Grade) of 4130

Grade	Standard	Country	Application
ICI 4130	AISI	USA
413030			The Czech republic Structural steel
4130			Australia Structural steel
4130H			Australia Structural steel
4130			Australia Structural steel
U41302		China	China structural steel and alloy steel
K4130		China	conventional cast superalloy
4130		USA	Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures
4130		USA	Carbon and Low Alloy Steel for General Application, and Cobalt Alloy for High Strength at Elevated Temperatures

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Rfq.: sales@longhaisteel.com

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