Address:
,China
Main Products:
steel plate,shipbuilding steel,die steel,mould steel,stainless steel
Anti-corrosion:
PREN=%Cr+3.3%(Mo+0.5W)+16%N
The pitting corrosion resistances usually take PREN as an assessment standard for reference.
Classification |
Grade |
Cr |
Mo |
N |
PREN |
Austenite |
304L |
18.50 |
- |
0.03 |
18.98 |
316L |
17.10 |
2.5 |
0.03 |
25.83 |
|
317L |
18.20 |
3.10 |
0.03 |
28.91 |
|
904L |
20.0 |
4.3 |
0.06 |
35.15 |
|
254SMO |
19.7 |
6.05 |
0.20 |
42.87 |
|
Duplex |
TDS2101 |
21.50 |
0.30 |
0.22 |
26.01 |
S32304 |
23.50 |
0.30 |
0.12 |
26.41 |
|
TDS2003 |
21.50 |
1.75 |
0.16 |
32.08 |
|
S31803 |
22.50 |
3.20 |
0.17 |
35.78 |
|
SUS329J4L |
25.00 |
3.10 |
0.24 |
39.07 |
|
S32750 |
25.50 |
4.10 |
0.28 |
43.51 |
|
S32906 |
29.2 |
2.10 |
0.27 |
44.23 |
|
S32760 |
25.2 |
3.50 |
0.26 |
44.55 |