St17-13W Stainless Steels

St17-13W - Specification & Application

St17-13W Steel for steam turbine blades

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

Elements Min.(≥) Max.(≤) Similar Remarks
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 grade:

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 - Detail

St17-13W Steel for steam turbine blades

Equivalent Grade

Equivalent Products

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