GH4118

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#GH4118

Description

China GB GH4118 Superalloys Iron-based superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: GH4118

Category	Class	Grade	Standard	Country	Application
Steel Grades	Superalloys	GH4118	GB	China	Iron-based superalloy

Chemical composition(mass fraction)(wt.%) of the GH4118

C	Cr	Mo	Ni	Co	Al	Ti	B	Fe	Zr
≤0.20	14.0 -16.0	3.0 -5.0	≤Remainder	13.5 -15.5	4.5 -5.0	3.5 -4.5	0.01 -0.025	≤0.1	≤0.15

Mechanical Properties of steel grade GH4118

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)
741 (≥)	887 (≥)	21	41	11	Solution and Aging, Annealing, Ausaging, Q+T,etc	111

Physical Properties of steel grade GH4118

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
31	-	-			0.32	-
789	189	-	21.3	211		-
267	-	24	32.2			234	244

Heat Treatment of steel grade GH4118

Heat treated : 1858°C - 1215°C

Technological Curves of steel grade GH4118

No Curve

Cross Reference Table (Equivalent Grade) of GH4118

Grade	Standard	Country	Application
GH4118
GH4118

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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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