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St17-13W chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St17-13W

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This page is mainly introduced the St17-13W chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St17-13W,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

St17-13W Steel for steam turbine blades

Steel Garde:St17-13W
Type:Stainless Steels
Metallographic Structure:Austenite
Application:St17-13W Steel for steam turbine blades

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.07	0.12
Si		1.00
Mn		1.00
P		0.040
S		0.030
Cr	16.00	18.00
Ni	12.00	14.00
W	2.50	4.00
Ti		4 X C ~ 0.80
B	0.001	0.006

Mechanical Properties

Tensile strength	446～323	σb/MPa
Yield Strength	481	σ 0.2 ≥/MPa
Elongation	65	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	585～564	-
HRC	30	-

Physical Properties

Thermal expansion	40-95	e-6/K
Thermal conductivity	01-25	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3280-3501	째C
Density	1235-2824	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)
St17-13W 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