25Cr-20Ni

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#25Cr-20Ni

Description

25Cr-20Ni Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 25Cr-20Ni

Category	Type	Steel Grade
Steel Grades	Carbon Steel	25Cr-20Ni
		19Cr-10Ni+Nb
		ASTM CF-16F
		19Cr-10Ni
		ASTM CF-16Fa
		19Cr-10Ni(Cutting type)
		ASTM CH-10
		25Cr-12Ni
		ASTM CH-20
		25Cr-12Ni
		ASTM CK-20

Chemical composition(mass fraction)(wt.%) of the 25Cr-20Ni

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.2	2.0	2.0	0.04	0.04	23.0-27.0	19.0-22.0
Mo	Al	Cu	Nb	Ti	V	Se

N	Co	Pb	B	Other

Mechanical Properties of steel grade 25Cr-20Ni

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)
723 (≥)	538 (≥)	12	13	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	234

Physical Properties of steel grade 25Cr-20Ni

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
42	-	-			0.32	-
739	945	-	13.3	343		-
391	-	32	11.2			232	333

Heat Treatment of steel grade 25Cr-20Ni

Heat treated : 1883°C - 1638°C

Technological Curves of steel grade 25Cr-20Ni

No Curve

Cross Reference Table (Equivalent Grade) of 25Cr-20Ni

Grade	Standard	Country	Application
25Cr-20Ni	ASTM	USA
25Cr-20Ni	AISI	USA

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