4820

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#4820

Description

4820 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 4820

Category	Type	Steel Grade
Steel Grades	Carbon Steel	4820
		4150
		5140
		5150
		6150
		440C
		440C Mod.
		3310
		4320
		4620
		4720

Chemical composition(mass fraction)(wt.%) of the 4820

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.18-0.23	0.15-0.35	0.5-0.7	0.015	0.015	≤0.2	3.25-3.75
Mo	Al	Cu	Nb	Ti	V	Ce
0.2-0.3		≤0.35
N	Co	Pb	B	Other

Mechanical Properties of steel grade 4820

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)
528 (≥)	251 (≥)	34	24	13	Solution and Aging, Annealing, Ausaging, Q+T,etc	123

Physical Properties of steel grade 4820

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	-	-			0.24	-
138	432	-	23.3	214		-
967	-	43	12.2			424	223

Heat Treatment of steel grade 4820

Heat treated : 1177°C - 1387°C

Technological Curves of steel grade 4820

No Curve

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

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