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Whole St17-13W Details

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St17-13W Application:St17-13W Steel for steam turbine blades

Category Type Grade Microstructure Designations
Grades Stainless Steels - Special Steels St17-13W Austenite - ,

Chemical composition(wt.%) of St17-13W grade:

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 of grade St17-13W

Yield Strength,Rp 0.2(MPa)

Condition Min Max Similar Note
WW 245

Tensile Strength,Rm(MPa)

Condition Min Max Similar Note
WW 500 700

Impact,Kv/Ku(J)

Condition Min Max Similar Note
WW 70

Elongation,A(%)

Condition Min Max Similar Note
WW 30

Reduction of area,(%)

Condition Min Max Similar Note
WW 50

Hardness

Condition Type Min Max Similar Note

St17-13W Steel for steam turbine blades

St17-13W - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
St17-13W Whole Whole
St17-13W Steel for steam turbine blades

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