Duplex 2205 Round Bar
| Specification Duplex 2205 Round Bar Details | |
|---|---|
| Product Name | Duplex 2205 Round Bar |
| Material Grade | Duplex 2205 / UNS S31803 / UNS S32205 |
| UNS Designation | UNS S31803 / UNS S32205 |
| Werkstoff Number | W.Nr. 1.4462 |
| EN Designation | X2CrNiMoN22-5-3 |
| Material Type | Duplex Stainless Steel |
| Chemical Composition | Chromium 21–23%, Nickel 4.5–6.5%, Molybdenum 2.5–3.5%, Nitrogen 0.08–0.20%, Carbon 0.030% max, Manganese 2.0% max, Silicon 1.0% max, Phosphorus 0.030% max, Sulfur 0.020% max |
| Manufacturing Type | Hot Rolled / Cold Drawn / Forged / Ground |
| Round Bar Standard | ASTM A276 / ASME SA276 |
| Bar Standard | ASTM A479 / ASME SA479 |
| Forging Standard | ASTM A182 / ASME SA182, where applicable |
| European Standard | EN 10088-3 |
| Diameter | As per Standard / Customer Requirement |
| Diameter Range | Approximately 3 mm to 500 mm, depending on manufacturing capability |
| Length | Standard 1–6 m / Fixed or Customized Length |
| Tolerance | h7, h8, h9, h10, h11 or as required |
| Surface Finish | Black / Bright / Peeled / Ground / Polished / Machined |
| Heat Treatment | Solution Annealed / Water Quenched |
| Condition | Solution Annealed / Cold Drawn / Hot Rolled / Forged / Ground |
| MTC | EN 10204 3.1 / 3.2 |
| Testing | Chemical, Mechanical, Dimensional, Visual, Hardness, Intergranular Corrosion and NDT as specified |
| Tensile Strength | Minimum approximately 620 MPa for S31803 / 655 MPa for S32205 |
| Yield Strength | Minimum approximately 450 MPa for S31803 / 450 MPa for S32205 |
| Elongation | Minimum approximately 25% |
| Density | Approximately 7.80 g/cm³ |
| Melting Range | Approximately 1350–1400°C |
| Corrosion Resistance | Excellent resistance to pitting, crevice corrosion, general corrosion and chloride stress-corrosion cracking |
| Chloride Resistance | Excellent resistance to chloride-bearing environments and seawater |
| PREN Value | Typically ≥ 34 |
| Phase Balance | Approximately balanced ferrite-austenite microstructure |
| Welding | Good weldability using suitable duplex-compatible welding procedures |
| Filler Metal | ER2209 / E2209 or compatible duplex filler |
| Welding Electrode | E2209 |
| Available Form | Round Bar / Rod / Precision Ground Bar |
| Customization | Diameter, Length, Tolerance, Finish, Heat Treatment, Testing and Documentation |
| Origin | European / American / Japanese / Korean and other approved origins |
| Export Supply | Worldwide Export Supply |
| Exporter Support | Technical specification, inspection, certification, export packing and international shipment coordination |
| Applications | Oil & Gas, Offshore, Marine, Petrochemical, Chemical Processing, Desalination, Pulp & Paper, Power Generation, Heat Exchangers, Pressure Vessels and Process Industries |
Duplex 2205 Round Bar – Standard Dimensions
| Diameter (mm) | Diameter (in.) | Weight (kg/m) | Weight (lb/ft) |
|---|---|---|---|
| 5 | 0.197 | 0.153 | 0.103 |
| 6 | 0.236 | 0.220 | 0.148 |
| 8 | 0.315 | 0.391 | 0.263 |
| 10 | 0.394 | 0.613 | 0.412 |
| 12 | 0.472 | 0.882 | 0.592 |
| 14 | 0.551 | 1.200 | 0.806 |
| 16 | 0.630 | 1.564 | 1.051 |
| 18 | 0.709 | 1.984 | 1.333 |
| 20 | 0.787 | 2.450 | 1.646 |
| 22 | 0.866 | 2.968 | 1.994 |
| 25 | 0.984 | 3.828 | 2.572 |
| 28 | 1.102 | 4.814 | 3.234 |
| 30 | 1.181 | 5.513 | 3.704 |
| 32 | 1.260 | 6.259 | 4.203 |
| 36 | 1.417 | 7.939 | 5.332 |
| 40 | 1.575 | 9.802 | 6.586 |
| 45 | 1.772 | 12.380 | 8.316 |
| 50 | 1.969 | 15.315 | 10.285 |
| 56 | 2.205 | 19.214 | 12.908 |
| 63 | 2.480 | 24.338 | 16.348 |
| 71 | 2.795 | 31.000 | 20.820 |
| 80 | 3.150 | 39.206 | 26.342 |
| 90 | 3.543 | 49.750 | 33.408 |
| 100 | 3.937 | 61.261 | 41.144 |
| 110 | 4.331 | 74.000 | 49.700 |
| 125 | 4.921 | 95.830 | 64.390 |
| 150 | 5.906 | 137.800 | 92.550 |
| 175 | 6.890 | 187.400 | 125.840 |
| 200 | 7.874 | 245.000 | 164.590 |
Duplex 2205 Round Bar – Inch / US Bar Sizes
| US Bar Size | Diameter (in.) | Diameter (mm) | Approx. Weight (kg/m) |
|---|---|---|---|
| #2 | 0.250 | 6.35 | 0.244 |
| #3 | 0.375 | 9.53 | 0.550 |
| #4 | 0.500 | 12.70 | 0.979 |
| #5 | 0.625 | 15.88 | 1.530 |
| #6 | 0.750 | 19.05 | 2.202 |
| #7 | 0.875 | 22.23 | 2.997 |
| #8 | 1.000 | 25.40 | 3.918 |
| #9 | 1.125 | 28.58 | 4.957 |
| #10 | 1.250 | 31.75 | 6.121 |
| #11 | 1.375 | 34.93 | 7.420 |
| #12 | 1.500 | 38.10 | 8.804 |
| #13 | 1.625 | 41.28 | 10.354 |
| #14 | 1.750 | 44.45 | 12.020 |
| #15 | 1.875 | 47.63 | 13.800 |
| #16 | 2.000 | 50.80 | 15.672 |
| #18 | 2.250 | 57.15 | 19.870 |
| #20 | 2.500 | 63.50 | 24.470 |
Duplex 2205 Round Bar – Size & Tolerance Chart
| Diameter Range | Available Finish | Typical Tolerance | Supply Condition |
|---|---|---|---|
| 3–10 mm | Bright / Cold Drawn / Ground | h8 / h9 / h10 / h11 | Solution Annealed |
| 10–25 mm | Bright / Cold Drawn / Polished | h8 / h9 / h10 / h11 | Solution Annealed |
| 25–50 mm | Cold Drawn / Peeled / Ground | h9 / h10 / h11 | Solution Annealed |
| 50–75 mm | Peeled / Ground / Polished | h10 / h11 | Solution Annealed |
| 75–100 mm | Peeled / Machined / Ground | h11 | Solution Annealed |
| 100–150 mm | Hot Rolled / Peeled / Machined | h11 / Customer Requirement | Solution Annealed |
| 150–250 mm | Hot Rolled / Forged / Machined | Customer Requirement | Solution Annealed |
| 250–350 mm | Forged / Rough Machined | Customer Requirement | Solution Annealed |
| 350–500 mm | Forged / Custom Machined | Customer Requirement | Solution Annealed |
Why Should You Buy Duplex 2205 Round Bars from Metalx Nickel & Alloys?
- Experienced Duplex 2205 Round Bar Supplier & Exporter serving international buyers, distributors, EPC contractors, stockholders and industrial end users.
- 20+ Years of Alloy Industry Experience in supplying corrosion-resistant stainless steel and high-performance alloy products to customers across the UAE, Saudi Arabia, Africa and other global markets.
- Specialized Duplex 2205 Exporter offering Duplex 2205 / UNS S31803 / UNS S32205 / W.Nr. 1.4462 Round Bars for demanding industrial applications.
- Global Sourcing Network with access to reputed stainless steel mills, manufacturers and approved stockholders across Europe, USA, Japan and other major supply markets.
- Wide Specialty Alloy Product Range including Duplex 2205, Super Duplex 2507, 254 SMO, Incoloy, Inconel, Hastelloy, Monel and other specialized alloys.
- Ready Stock Availability for selected Duplex 2205 Round Bar sizes, subject to current stock and availability.
- Custom Duplex 2205 Round Bar Supply according to customer drawings, diameter, length, surface finish, heat treatment and project specifications.
- Cut-to-Length Service available for applicable sizes and customer requirements.
- ASTM / ASME Specification Supply according to applicable requirements, including ASTM A276 / ASME SA276, where applicable.
- MTC with Quotation – Material Test Certificates and relevant technical documentation can be provided with export quotations and orders.
- EN 10204 3.1 / 3.2 Certification available according to the purchase order, project specification and inspection requirements.
- Third-Party Inspection Support can be coordinated through approved inspection agencies for international export orders.
- Chemical, Mechanical & Dimensional Testing can be arranged according to applicable standards and customer specifications.
- PMI & Hardness Testing can be arranged where required by the applicable specification or purchase order.
- Heat Treatment Support – Solution-annealed material can be supplied according to applicable material requirements.
- Surface Finish Support – Bright, polished, pickled, ground, peeled and other specified finishes can be supplied.
- Export-Ready Packing designed to protect Duplex 2205 Round Bars during handling, storage and international transportation.
- Worldwide Duplex 2205 Round Bar Exporter serving buyers across the Middle East, Africa, Asia, Europe and other international markets.
- Competitive Export Pricing for bulk quantities, project orders, distributors, importers, traders and international stockholders.
- Duplex 2205 Round Bar Export Support for EPC contractors, oil and gas companies, petrochemical plants, marine industries, offshore projects, chemical-processing facilities and heat exchanger manufacturers.
- Technical Support from Export Enquiry to Shipment covering grade, diameter, length, surface finish, heat treatment, testing, certification and packing requirements.
- Material Traceability with appropriate identification, certification and quality documentation for export projects.
- Data Sheets & Technical Documentation can be supplied according to customer requirements and project specifications.
- Global Logistics Coordination for Duplex 2205 Round Bar shipments to the UAE, Saudi Arabia, Qatar, Oman, Africa, Singapore, Europe and other destinations.
Key Features of Duplex 2205 Round Bar
- Excellent Corrosion Resistance – Duplex 2205 provides strong resistance to general corrosion in demanding industrial environments.
- Excellent Pitting Resistance – High chromium, molybdenum and nitrogen content provides strong resistance to localized pitting.
- Excellent Crevice Corrosion Resistance – Suitable for chloride-containing environments where crevice corrosion is a concern.
- Excellent Chloride Stress Corrosion Cracking Resistance – Provides significantly improved resistance compared with many conventional austenitic stainless steels.
- High Mechanical Strength – Duplex 2205 offers high yield and tensile strength, allowing efficient material use in suitable designs.
- Duplex Microstructure – The combination of austenitic and ferritic phases provides a useful balance of strength and corrosion resistance.
- Good Resistance to Chloride Environments – Suitable for selected seawater, marine and chloride-rich applications.
- Good Resistance to Erosion-Corrosion – Can be considered for selected applications involving fluid flow and corrosive media.
- Good Sulfide Stress Resistance – Suitable for selected oil and gas environments when applicable requirements are met.
- Good Weldability – Can be welded using qualified procedures appropriate for duplex stainless steel.
- Good Fabrication Properties – Suitable for machining and fabrication using appropriate industrial practices.
- Hot Rolled & Cold Drawn Options – Round bars can be supplied in different manufacturing conditions.
- Forged Options Available – Forged round bars can be supplied for selected dimensions and applications.
- Wide Diameter Availability – Available in different diameters for shafts, fasteners, machined components and industrial parts.
- Multiple Surface Finishes – Bright, polished, pickled, ground, peeled and other specified finishes can be supplied.
- Solution Annealed Condition – Material can be supplied in solution-annealed condition according to applicable specifications.
- Oil & Gas Applications – Suitable for selected oil and gas equipment and components.
- Petrochemical Applications – Used in selected petrochemical processing equipment.
- Marine Applications – Suitable for selected marine and seawater-handling components.
- Offshore Applications – Can be considered for offshore equipment exposed to chloride-containing environments.
- Chemical Processing Applications – Suitable for selected chemical process equipment.
- Heat Exchanger Applications – Used for selected heat exchanger and heat-transfer components.
- Pressure Vessel Applications – Can be considered for pressure-containing equipment where the applicable design code permits.
- Reliable Material Traceability – Material certificates and inspection documentation can be supplied according to order requirements.
- Quality Testing Available – Chemical, mechanical, dimensional, hardness, visual, PMI and other specified inspections can be arranged.
- Export-Ready Material – Round bars can be suitably packed for handling, storage and international transportation.
- Global Duplex 2205 Round Bar Exporter – METALX NICKEL & ALLOYS supplies Duplex 2205 Round Bars to international buyers, distributors, traders, stockholders and industrial end users.
| Specification | Duplex 2205 Round Bar Details |
|---|---|
| Product Name | Duplex 2205 Round Bar |
| Material Grade | Duplex 2205 / UNS S31803 / S32205 |
| UNS Designation | S31803 / S32205 |
| Werkstoff Number | 1.4462 |
| Material Type | Duplex Stainless Steel |
| Microstructure | Austenitic-Ferritic Duplex Structure |
| Manufacturing | Hot Rolled / Cold Drawn / Forged, as required |
| Applicable Standards | ASTM / ASME specifications as applicable |
| Common Standard | ASTM A276 / ASME SA276, where applicable |
| Bar Type | Round Bar |
| Diameter | As per customer requirement and applicable standard |
| Length | Standard, random and customized lengths |
| Surface Finish | Bright, polished, pickled, ground, peeled or as required |
| Heat Treatment | Solution Annealed as applicable |
| End Condition | Plain Cut, Chamfered or as specified |
| Chemical Composition | Chromium, Nickel, Molybdenum, Nitrogen, Iron and other controlled alloying elements |
| Corrosion Resistance | Excellent resistance to general and localized corrosion |
| Pitting Resistance | High resistance to pitting and crevice corrosion |
| Stress Corrosion Resistance | Excellent resistance to chloride stress corrosion cracking |
| Mechanical Strength | High strength compared with conventional austenitic stainless steels |
| Testing | Chemical, Mechanical, Dimensional, Hardness, Visual, PMI and other specified tests |
| Applications | Oil & Gas, Petrochemical, Marine, Offshore, Chemical Processing, Heat Exchangers, Pressure Vessels and Industrial Equipment |
| Customization | Diameter, length, surface finish, heat treatment, testing and documentation as required |
| Packing | Export-worthy packing suitable for safe international transportation |
| Export Supply | Available for international buyers, distributors, EPC contractors and industrial end users |
1. What is Duplex 2205 Round Bar?
Duplex 2205 Round Bar is manufactured from duplex stainless steel with an austenitic-ferritic microstructure, offering a combination of high mechanical strength and excellent corrosion resistance.
2. What is the UNS designation of Duplex 2205?
Duplex 2205 is commonly associated with UNS S31803 and UNS S32205. The exact UNS grade should be confirmed according to the purchase specification.
3. What is the Werkstoff Number of Duplex 2205?
The commonly associated Werkstoff Number is 1.4462.
4. What is the common standard for Duplex 2205 Round Bar?
A commonly applicable specification is ASTM A276 / ASME SA276, subject to the exact product requirements.
5. What is the main advantage of Duplex 2205 over conventional stainless steel?
Duplex 2205 combines higher mechanical strength with strong resistance to pitting, crevice corrosion and chloride stress corrosion cracking.
6. Is Duplex 2205 resistant to chloride stress corrosion cracking?
Yes. Duplex 2205 provides excellent resistance to chloride stress corrosion cracking compared with many conventional austenitic stainless steel grades.