G-X260NiCr4-2

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#G-X260NiCr4-2

Description

G-X260NiCr4-2 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: G-X260NiCr4-2

Category	Type	Steel Grade
Steel Grades	Mould Steel	G-X260NiCr4-2
		GX2CrNiMnMoNNb21-15-4-3
		1.4569
		GX3CrNiMoCuN24-6-5
		1.4573
		GX10CrNiCuNb18-12
		1.4583
		GX7CrNiMoCuNb18-8
		1.4585
		G-X300NiMo3Mg
		0.9610

Chemical composition(mass fraction)(wt.%) of the G-X260NiCr4-2

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
2.6-2.9	0.2-0.8	0.3-0.7			1.4-2.4	3.3-5.0
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.5
N	Co	Pb	B	Other

Mechanical Properties of steel grade G-X260NiCr4-2

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)
316 (≥)	691 (≥)	43	11	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	443

Physical Properties of steel grade G-X260NiCr4-2

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
14	-	-			0.13	-
546	487	-	23.3	324		-
963	-	13	13.2			321	341

Heat Treatment of steel grade G-X260NiCr4-2

Heat treated : 1937°C - 1929°C

Technological Curves of steel grade G-X260NiCr4-2

No Curve

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Jiangyou Longhai Special Steel Co.,Ltd.

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