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
Product shapes we supply: