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GH4118 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4118

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GBT GH4118

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This page is mainly introduced the GH4118 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4118,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4118

Steel Garde:GH4118
Type:Special Alloy
Country:China
Standard:GBT
Application:Nickel base superalloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	023～440	σb/MPa
Yield Strength	665	σ 0.2 ≥/MPa
Elongation	12	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	497～939	-
HRC	30	-

Physical Properties

Thermal expansion	14-81	e-6/K
Thermal conductivity	43-33	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7154-0543	째C
Density	1786-5617	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)
GH4118 Special Alloy	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