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S47450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S47450

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GB S47450

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This page is mainly introduced the S47450 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S47450,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S47450

Steel Garde:S47450
Type:Stainless Steels
Country:China
Standard:GB
Standard Number:

ITEM Standard Number Descriptions

1 GB/T 8732 (2004) Steels of blade for steam turbine
Application:Steels of blade for steam turbine

ITEM	Standard Number	Descriptions
1	GB/T 8732 (2004)	Steels of blade for steam turbine

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
2Cr11NiMoNbVN	GB	China
S47670	GB	China

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.1500	0.2000
Mn	0.5000	0.8000
P		0.0200
S		0.0150
Si		0.5000
Ni	0.3000	0.6000
Cr	10.0000	12.0000
Mo	0.6000	0.9000
Cu		0.1000
V	0.2000	0.3000
Al		0.0300
N	0.0400	0.0900
Nb	0.2000	0.6000

Mechanical Properties

Tensile strength	562～285	σb/MPa
Yield Strength	137	σ 0.2 ≥/MPa
Elongation	96	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	560～012	-
HRC	30	-

Physical Properties

Thermal expansion	21-50	e-6/K
Thermal conductivity	00-65	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6533-7355	째C
Density	9171-8718	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)
S47450 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