20NiCrMo2-2

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#20NiCrMo2-2

Description

20NiCrMo2-2 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 20NiCrMo2-2

Category	Type	Steel Grade
Steel Grades	Carbon Steel	20NiCrMo2-2
		1.5714
		1.5715
		18NiCr5-4
		1.5810
		17CrNi16-16
		1.5818
		15CrNi6
		1.5819
		18CrNi8
		1.5920

Chemical composition(mass fraction)(wt.%) of the 20NiCrMo2-2

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.17-0.23	0.40	0.65-0.95	0.035	0.035	0.35-0.70	0.40-0.70
Mo	Al	Cu	Nb	Ti	V	Ce
0.15-0.25
N	Co	Pb	B	Other

Mechanical Properties of steel grade 20NiCrMo2-2

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)
438 (≥)	325 (≥)	42	32	42	Solution and Aging, Annealing, Ausaging, Q+T,etc	212

Physical Properties of steel grade 20NiCrMo2-2

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
41	-	-			0.23	-
993	437	-	22.3	143		-
111	-	41	23.2			443	223

Heat Treatment of steel grade 20NiCrMo2-2

Heat treated : 1897°C - 1668°C

Technological Curves of steel grade 20NiCrMo2-2

No Curve

Cross Reference Table (Equivalent Grade) of 20NiCrMo2-2

Grade	Standard	Country	Application
20NiCrMo2-2			Spain structural alloy steel

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