20CrMoS4

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#20CrMoS4

Description

20CrMoS4 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 20CrMoS4

Category	Type	Steel Grade
Steel Grades	Carbon Steel	20CrMoS4
		1.7271
		20CrMoS2
		20CrMo2
		1.7311
		20CrMo3
		1.7320
		20CrMoS3
		1.7319
		20CrMo4
		1.7321

Chemical composition(mass fraction)(wt.%) of the 20CrMoS4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17-0.23	0.40	0.70-1.00	0.035	0.035	0.30-0.60
Mo	Al	Cu	Nb	Ti	V	Ce
0.40-0.50
N	Co	Pb	B	Other

Mechanical Properties of steel grade 20CrMoS4

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)
871 (≥)	147 (≥)	32	43	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	212

Physical Properties of steel grade 20CrMoS4

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
33	-	-			0.34	-
531	855	-	43.3	233		-
691	-	22	22.2			442	343

Heat Treatment of steel grade 20CrMoS4

Heat treated : 1414°C - 1738°C

Technological Curves of steel grade 20CrMoS4

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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