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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	430～025	σb/MPa
Yield Strength	202	σ 0.2 ≥/MPa
Elongation	75	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	674～258	-
HRC	30	-

Physical Properties

Thermal expansion	12-22	e-6/K
Thermal conductivity	80-93	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3846-3349	째C
Density	3033-5247	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