Heat Treatment Duplex Stainless Steel Pipe is Dual Phase Stainless Steel with Austenitic & Ferritic phase in equilibrium. Duplex Steel exhibits properties of both Austenitic & Ferritic composition offering great mechanical strength & corrosion resistance. Duplex Alloy 2205 is primary grade of Duplex Stainless Steel use.d throughout industry. UNS S31803 / S32205 / DIN EN 1.4462 are common Equivalent of Duplex Stainless Steel. Duplex Stainless Steel is very versatile material to be available in all raw material form. FerroBend is Elite Manufacturer & Supplier of Duplex Stainless Steel Products – Pipes, Tubes, Pipe Fittings, Tube Fittings, Forgings, Flanges, Valves, Strainers, Expansion Joints, etc.
Alloy 2205 Heat Treatment Duplex Stainless Steel Pipe is the most typical Duplex Steel Grades. UNS S31803, UNS S32205, UNS S32304 are common Duplex grade UNS Designation.
Duplex 2205 / Duplex S31803 / Duplex 32205 / Duplex F51 / Duplex F60 / Duplex 1.4462
Heat Treatment Duplex Stainless Steel Pipe Equivalent
Trade Name | UNS Designation | EN DIN Number | EN Name | DIN Name | SWEDISH | AFNOR | BRITISH | JIS |
2205 | UNS S32205 & UNS S31803 | 1.4461 | X2CrNiMoN 22-5-3 | X2CrNiMoN 22 5 3 | SS 2377 | Z2.CND22.05.03 | BS318S13 | SUS 329J3L |
2304 | UNS S32304 | 1.4361 | X2CrNiN 23 4 | -- | SS 2327 | Z 2 CN 23.04AZ | -- | -- |
Heat Treatment Duplex Stainless Steel Pipe Chemical Composition
Element | Min, % | Max, % |
Carbon | 0.00 | 0.03 |
Manganese | 0.00 | 2.00 |
Phosphorus | 0.00 | 0.03 |
Sulphur | 0.00 | 0.02 |
Silicon | 0.00 | 1.00 |
Copper | 0.00 | 0.00 |
Nickel | 4.50 | 6.50 |
Chromium | 21.0 | 23.0 |
Molybdenum | 2.50 | 3.50 |
Nitrogen | 0.08 | 0.20 |
Duplex Stainless Steel Mechanical Properties
Parameter | Value |
Yield 0.2 % ( Mpa/Nmm 2 ), Min | 450 |
Tensile ( Mpa/Nmm2), Min | 620 |
*Elongation (% in 50MM ), Min | 25 |
Reduction Area(%), Min | 45 |
Hardness ( BHN ), Max | - |
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