Duplex Pipes in Qatar
Duplex Pipes In Qatar, Duplex Pipes
Amigo Impex is one of Qatar’s leading manufacturers and suppliers of Duplex pipes, serving the industries that demand high-quality pipes. Our Duplex pipes are manufactured from first-grade Duplex stainless steel, which has excellent mechanical characteristics and very high corrosion resistance. These characteristics make our Duplex pipes ideal for applications in Qatar’s oil and gas industry, chemical processing, marine, and construction industries.
They are intended to provide very good resistance to pitting and crevice corrosion, especially in chloride containing solutions. This makes them particularly suitable for use in extreme environments such as offshore oil rigs and desalination plants. Also, our Duplex pipes possess superior mechanical properties to conventional pipes; hence, thinner walls can be employed to cut cost and ease of installation.
For this reason, we ensure that all the pipes manufactured and sold under the Duplex brand undergo testing to the highest standards. Some of our quality checks include material content, dimensions and mechanical properties tests. These stringent quality control measures ensure that our duplex pipes are of the highest quality and can endure the hardest conditions.
Because of the flexibility of the duplex pipes, they can be applied in different areas of Qatar. They are used extensively in applications where the piping systems are subjected to high pressure, and high corrosion requirements and were used in chemical processing or marine applications. Furthermore, they can be used in the oil and gas industry due to their high performance under pressure and high temperatures.
As one of Qatar’s leading suppliers of duplex pipes, our mission is to provide the best quality pipes that will meet the customers’ needs. Our duplex pipes category is one of the biggest ones, and it contains pipes of various sizes and specifications for particular projects. We are your one-stop-shop for all your Duplex pipe needs, and we will ensure that your projects turn out well and are long-lasting.
Duplex Pipes Specification in Qatar
| Specifications | ASTM A276, ASTM A479, AMS 5513, AMS 5511, AMS 5647 |
| Dimension Standard | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Bar Diameter | 3 ~ 800mm |
| Hex Bar size | 2-100mm A/F |
| Flat bar size | Thickness: 2 -100mm. Width: 10 to 500mm. |
| Square bar size | 4 to 100mm |
| Rectangular Bars | Size: 33 x 30mm to 295 x 1066mm. Thickness: 3.0 to 12.0mm. |
| Hollow Bars | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Billet Size | 1/2 to 495mm Diameter |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients requirements |
| Bar Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Rolled Bars Condition | Hardened & tempered, annealed |
| Cold Rolled Bar Technique | Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Form | Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
Types of Duplex Pipes in Qatar
Duplex Seamless Pipe in Qatar
Duplex Welded Pipe in Qatar
Duplex ERW Pipe in Kuwait
Duplex Pipes Equivalent Gardes in Qatar
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex Steel | 1.4462 | S32205 |
| Duplex Steel | 1.4462 | S31803 |
Duplex Pipes Chemical Composition in Qatar
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
Mechanical Properties of Duplex Pipes in Qatar
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
| S31803 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
Duplex Pipes Industrial Application in Qatar
- Oil and Gas Industry
- Construction and Architecture
- Chemical and Petrochemical Industry
- Food and Beverage Industry
- Pharmaceutical Industry
- Automotive Industry
- Power Generation
- Water Treatment and Desalination
