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Stainless Steel Special Alloys Manufacturer
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Duplex Stainless Steel Bar Rod Forging Parts that using high quality raw materials. We also offer a complete range of Duplex Steel that are available in various size, shapes, specification & thickness as per requirements of our clients. These are widely used in various application industry like Oil and Gas industries, Construction Industries, Offshore Industries, On Shore Industries etc.
Standard Specification For Duplex Stainless Steel Bar Rod Forging Parts
Standard | ASTM / ASME |
Size | 0.5mm-2000mm |
Length | 3 mm To 200 mm |
Grade | UNS NO. S31803, S32205, S32550, S32750 |
Specification | IS, BS, ASTM |
Type | various size, shapes, specification & thickness as per requirements of our clients |
Duplex 2205 Equivalent Grades
Alloy | Common Name | Related Specifications | ||
European | UNS | ASTM/ASME | ||
Alloy 2205 | SAF 2205 ® | 1.4462 | S32205 | F60 |
31803 | 31803 | 1.4462 | S31803 | F51 |
Chemical Composition of Duplex 2205
C | Mn | Si | P | S | Cr | Mo | Ni | N | |
2205(S31803) | 0.03 max | 2.0 max | 1.0 max | 0.03 max | 0.02 max | min: 21.0 max: 23.0 | min: 2.5 max: 3.5 | min: 4.5 max: 6.5 | min: 0.08 max: 0.20 |
2205(S32205) | 0.03 max | 2.0 max | 1.0 max | 0.03 max | 0.02 max | min: 22.0 max: 23.0 | min: 3.0 max: 3.5 | min: 4.5 max: 6.5 | min: 0.14 max: 0.20 |
UNS S32205 Mechanical Properties
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) | Hardness Rockwell C (HR C) |
UNS-S 31803 | 650-880 | 448 | 25 | |
UNS-S 32205 | 621 | 448 | 25 | 21 max |
Duplex Steel Physical Properties
Density lbm/in3 | Electrical Resistivity mW•in | Thermal Conductivity (BTU/hr•ft•°F) | Heat Capacity BTU/lbm•°F | Electrical Resistivity (in x 10-6) | |
at 68°F | 0.278 | 27.6 | 8.7 | 0.112 | 33.5 |
at 212°F | 26.1 | 9.2 | 0.119 | 35.4 | |
at 392°F | 25.4 | 9.8 | 0.127 | 37.4 | |
at 572°F | 24.9 | 10.4 | 0.134 | 39.4 |
