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GH4169 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4169

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GB GH4169

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This page is mainly introduced the GH4169 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4169,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4169

Steel Garde:GH4169
Type:Superalloys
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 14994 (2008)	Cold brawn heat-resisting superalloy bars

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

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Cr	17.0	21.0
Mo	2.80	3.30
Ni	50.0	55.0
Al	0.20	0.60
Nb	4.75	5.50
Fe		Remainder
Si		0.35
Mn		0.35
P		0.015
S		0.015
B		0.006

Mechanical Properties

Tensile strength	700～032	σb/MPa
Yield Strength	897	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	648～362	-
HRC	30	-

Physical Properties

Thermal expansion	36-22	e-6/K
Thermal conductivity	39-21	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5110-3367	째C
Density	0891-7793	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)
GH4169 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