The most widely used of the Nauticalloy grades, Nauticalloy 4462 is a Duplex Stainless Steel with restricted chemical composition to ensure that we can offer both added strength and corrosion resistance.
Nauticalloy 4462 has a chemically controlled composition that ensures enhanced strength and corrosion resistance properties are achieved.
All Nauticalloy produced can be supplied complete with 3rd party Inspection, testing and certification.
All Nauticalloy produced can be supplied with dimensional reports confirming diameter tolerance and straightness.
All Nauticalloy produced has a straightness tolerance up to 80mm dia of 0.005”- 0.010” TIR and 85mm and above we aim for 0.010” TIR. (TIR=Total Indicator Reading)
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NAUTICALLOY 4462 |
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Chemical Composition* |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Mo |
N |
|
% Values (Minimum) |
- |
- |
- |
- |
- |
21.00 |
4.50 |
2.50 |
0.10 |
|
% Values (Maximum) |
0.030 |
1.00 |
2.00 |
0.030 |
0.015 |
23.00 |
6.50 |
3.50 |
0.22 |
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Mechanical Properties |
Proof Strength Rp 0.2 |
Tensile Strength |
Elongation A4% |
Hardness Brinell |
Red of Area % |
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Metric Units (Mpa-N/mm2) |
>450 |
620-860 |
25 |
<290 |
25 |
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Imperial Units (ksi) |
>65 |
90-125 |
25 |
<290 |
25 |
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Related Specifications |
Duplex F51 |
UNS S31803 |
SAF 2205 |
1.4462 |
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Download the Nauticalloy 4462 data sheets in a PDF format here.
+44 (0) 1902 409409
