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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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GB 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:Stainless Steels
Country:China
Standard:GB

Standard Number:

ITEM	Standard Number	Descriptions
1	GB/T 14992 (2005)	Classification and designation for superalloys and high temperature intermetallic materials
2	GB/T 14993 (1994)	Hot-rolled heat-resisting superalloy bars for rotating parts

Application:Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Cr	9.50	11.0
Mo	4.50	5.50
Ni		Remainder
W	5.00	6.00
Al	3.70	4.40
Ti	1.40	1.90
Fe		1.5
Si		0.50
Mn		0.50
P		0.010
S		0.010
B		0.015
Ce		0.02
V	0.20	0.50

Mechanical Properties

Tensile strength	751～989	σb/MPa
Yield Strength	857	σ 0.2 ≥/MPa
Elongation	66	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	441～494	-
HRC	30	-

Physical Properties

Thermal expansion	06-67	e-6/K
Thermal conductivity	50-79	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1466-8227	째C
Density	1307-9919	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 Stainless Steels	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