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GH4698 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4698

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GB GH4698

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This page is mainly introduced the GH4698 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4698,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4698

Steel Garde:GH4698
Type:Superalloys
Country:China
Standard:GB
Application:Nickel-base superalloy

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Cr	13.0	16.0
Mo	2.8	3.2
Ni		Remainder
Al	1.3	1.7
Nb	1.8	2.2
Ti	2.35	2.75
B		0.005
Fe		2.0
Ce		0.005

Mechanical Properties

Tensile strength	891～047	σb/MPa
Yield Strength	843	σ 0.2 ≥/MPa
Elongation	35	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	409～729	-
HRC	30	-

Physical Properties

Thermal expansion	53-66	e-6/K
Thermal conductivity	05-81	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9207-7271	째C
Density	5281-1375	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)
GH4698 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