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GH1131 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH1131

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GB GH1131

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This page is mainly introduced the GH1131 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH1131,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH1131

Steel Garde:GH1131
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 14995 (2010)	Hot-rolled superalloy sheets
3	GB/T 14996 (2010)	Cold-Rolled heat-resisting superalloy sheets

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

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Cr	19.0	22.0
Mo	2.80	3.50
Ni	25.0	30.0
W	4.80	6.00
Nb	0.70	1.30
Si		0.80
Mn		1.20
P		0.020
S		0.020
B		0.005
N	0.15	0.30

Mechanical Properties

Tensile strength	448～305	σb/MPa
Yield Strength	650	σ 0.2 ≥/MPa
Elongation	12	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	692～909	-
HRC	30	-

Physical Properties

Thermal expansion	09-17	e-6/K
Thermal conductivity	82-44	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4711-7287	째C
Density	6517-7412	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)
GH1131 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