GH4302

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#GH4302

Description

China GB GH4302 Superalloys Nickel-base superalloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: GH4302

Category	Class	Grade	Standard	Country	Application
Steel Grades	Superalloys	GH4302	GB	China	Nickel-base superalloy

Chemical composition(mass fraction)(wt.%) of the GH4302

C	Cr	Mo	Ni	W	Al	Ti	B	Mn	Ce	Zr
≤0.08	12.0 -16.0	1.5 -2.5	38.0 -42.0	3.5 -4.5	1.8 -2.3	2.3 -2.8	≤0.01	≤0.6	≤0.02	≤0.05

Mechanical Properties of steel grade GH4302

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)
635 (≥)	483 (≥)	21	24	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	342

Physical Properties of steel grade GH4302

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
12	-	-			0.32	-
336	874	-	24.3	411		-
568	-	31	22.2			223	421

Heat Treatment of steel grade GH4302

Heat treated : 1531°C - 1547°C

Technological Curves of steel grade GH4302

No Curve

Cross Reference Table (Equivalent Grade) of GH4302

Grade	Standard	Country	Application
GH4302
GH4302

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