Duplex stainless steel refers to a steel composed of 50% Ferritic and 50% Austenitic phase structure. S31803 and S32205 Duplex steel plates offer excellent corrosion resistance in the adverse environments. Duplex S31803 Plates and Duplex S32205 Plates are supplied in the annealed condition offering higher strength in impact loadings.
HT PIPE is a manufacturer, exporter, and supplier of steel sheets, plates, and coils which are used mainly in commercial, industrial, and engineering applications. Manufacturer of ASTM A240 2205 Duplex Sheets, Duplex Steel S31803 Plates, high quality 2205 Duplex Steel Plates, Duplex steel Plate Material stockist in China.
S31803 and S32205 Duplex steel plates Chemical Composition:
| Grade |
C≤ |
Mn≤ |
P≤ |
S≤ |
Si≤ |
Ni |
Cr |
Mo |
N |
| S31803(2205) |
0.03 |
2.00 |
0.03 |
0.02 |
1.00 |
4.5–6.5 |
21.0–23.0 |
2.5–3.5 |
0.08–0.20 |
| S32205(2205) |
0.03 |
2.00 |
0.03 |
0.02 |
1.00 |
4.5–6.5 |
22.0–23.0 |
3.0–3.5 |
0.14–0.20 |
S31803 and S32205 Duplex steel plates Mechanical Properties:
| Mechanical properties |
Tensile, min, ksi[MPa] |
Yield, min, ksi[MPa] |
Elongation, %(min) |
Hardness, HB（max） |
| S31803 |
90 [620] |
65 [450] |
25 |
290 |
| S32205 |
95 [655] |
65 [450] |
25 |
290 |
| Grades |
Density (g/cm 3) |
Density (lb/in 3) |
Melting Point (°C) |
Melting Point (°F) |
| S31803 / S32205 |
7.805 |
0.285 |
1420 – 1465 |
2588 – 2669 |
Duplex Steel S31803 / S32205 Sheets, Plates & Coils Equivalent Grades:
| STANDARD |
WERKSTOFF NR. |
UNS |
| Duplex S31803 / S32205 |
1.4462 |
S31803 / S32205 |
 Duplex steel Plate supplier |
 S31803 steel Plate |
 S31803 steel Coil |
 2205 steel Plate supplier |
 S32205 steel Coil |
 S32205 steel Sheet |
Surface: 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sandblast, Brush, etching.
VALUE ADDED SERVICES:
Cutting
Bending
Forging
Rolling
Heat Treatment
Fabrication
Applications industries:
Transport, storage and chemical processing
Processing equipment
High chloride and marine environments
Oil and gas exploration
Paper machines, liquor tanks, pulp and paper digesters
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