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GH4302 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4302

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GB GH4302

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This page is mainly introduced the GH4302 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4302,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4302

Steel Garde:GH4302
Type:Superalloys
Country:China
Standard:GB
Application:Nickel-base superalloy

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Cr	12.0	16.0
Mo	1.5	2.5
Ni	38.0	42.0
W	3.5	4.5
Al	1.8	2.3
Ti	2.3	2.8
B		0.01
Mn		0.6
Ce		0.02
Zr		0.05

Mechanical Properties

Tensile strength	475～856	σb/MPa
Yield Strength	329	σ 0.2 ≥/MPa
Elongation	24	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	196～374	-
HRC	30	-

Physical Properties

Thermal expansion	32-91	e-6/K
Thermal conductivity	08-60	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3039-9900	째C
Density	3079-7133	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
GH4302 Superalloys	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk