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GH4049 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4049

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GBT GH4049

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This page is mainly introduced the GH4049 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4049,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4049

Steel Garde:GH4049
Type:Special Alloy
Country:China
Standard:GBT
Application:Age hardening type iron base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	824～894	σb/MPa
Yield Strength	897	σ 0.2 ≥/MPa
Elongation	66	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	050～381	-
HRC	30	-

Physical Properties

Thermal expansion	97-46	e-6/K
Thermal conductivity	22-30	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9394-3448	째C
Density	9263-8802	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)
GH4049 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