G-X260CrMoNi20-2-1

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#G-X260CrMoNi20-2-1

Description

G-X260CrMoNi20-2-1 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: G-X260CrMoNi20-2-1

Category	Type	Steel Grade
Steel Grades	Mould Steel	G-X260CrMoNi20-2-1
		G-X260NiCr4-2
		0.9620
		G-X330NiCr4-2
		0.9625
		G-X300NiCrSi9-5-2
		0.9630
		G-X300CrMo15-3
		0.9635
		G-X300CrMoNi15-2-1
		0.9640

Chemical composition(mass fraction)(wt.%) of the G-X260CrMoNi20-2-1

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
2.3-2.9	0.2-0.8	0.5-1.0			18.0-22.0	0.8-1.2
Mo	Al	Cu	Nb	Ti	V	Ce
1.4-2.2
N	Co	Pb	B	Other

Mechanical Properties of steel grade G-X260CrMoNi20-2-1

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)
336 (≥)	786 (≥)	31	22	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	111

Physical Properties of steel grade G-X260CrMoNi20-2-1

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
13	-	-			0.12	-
891	478	-	34.3	222		-
669	-	12	11.2			224	121

Heat Treatment of steel grade G-X260CrMoNi20-2-1

Heat treated : 1834°C - 1645°C

Technological Curves of steel grade G-X260CrMoNi20-2-1

No Curve

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Jiangyou Longhai Special Steel Co.,Ltd.

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