S31803 (1.4462) and S32205 Duplex Steel
Duplex UNS S31803 / UNS S32205 | 1.4462
Our company stocks a wide range of large area duplex stainless steel plates which are certified to material grades UNS S31803, UNS S32205, and 1.4462. These steels are also compatible with the branded 2205 designation.
Our products Brand is TISCO BAOSTEEL .etc, it's all the famous stainless steel manufactor in China. In addition the material is enhanced with further tests such as E562 microstructure analysis, and corrosion testing to G48 or A293 Method C. In order to further ensure good corrosion resistance, all stock is purchased with a guaranteed minimum PREN of 35.
All material is produced and certified in accordance with NORSOK MDS D45 with plates up to and including 35 mm thick certified to Revision 4. Mill test certificates are produced with third party inspection to EN 10204 3.2.
S31803 / S32205 Properties
Chemical Analysis (% max or range)
| C | Mn | P | S | Si | Cr | Ni | Mo | N |
| 0.03 | 2.00 | 0.03 | 0.02 | 1.00 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
Mechanical
| Tensile | Yield | Elongation | Hardness |
| MPa min | MPa min | % min | Brinell max |
| 620 | 450 | 25 | 293 |
S31803 / S32205 Duplex Stainless Steel
| Thickness (mm) | Plate Sizes (mm) | ||
| 5 | 12000 x 2000 | ||
| 6 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 8 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 10 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 12 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 15 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 20 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 25 | 12000 x 2000 | 12000 x 2500 | 12000 x 3000 |
| 30 | 6000 x 2000 | 5000 x 2500 | |
| 35 | 6000 x 2000 | 5000 x 2500 | |
| 40 | 6000 x 2000 | 5000 x 2500 | |
| 45 | 6000 x 2000 | 5000 x 2500 | |
| 50 | 6000 x 2000 | 5000 x 2500 | |
