Home > Duplex Steel > Duplex Steel 2205 Tubes
Duplex Steel 2205 Tubesstand out as corrosion-resistant tubing custom-manufactured from duplex stainless steel, uniting the sturdy characteristics of both austenitic and ferritic microstructures. Celebrated for their outstanding strength, excellent corrosion resistance, and remarkable durability, these tubes prove essential in challenging environments. Extensively applied across sectors such as chemical processing, oil and gas, marine engineering, and construction, Duplex Steel 2205 Tubes ensure reliable performance in vital applications subjected to harsh conditions.
|
Standard |
: |
ASTM A789 /ASME SA 789 |
|
Type |
: |
Seamless Tubes |
|
Grade |
: |
UNS S31803 & UNS S32205 |
|
Size |
: |
1/2″NB TO 12 “NB IN |
|
Thickness |
: |
0.5-45mm |
|
Outer Diameter |
: |
6.0-630mm |
|
Dimensions |
: |
OD(6.0-630)*WT(0.5-45)mm |
|
Schedule |
: |
SCH20, SCH30, SCH40, STD, SCH80 |
|
Length |
: |
Single Random, Double Random & Cut Length |
|
Grade |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
|
|
2205 |
Min Max |
– 0.030 |
– 2.00 |
– 1.00 |
– 0.030 |
– 0.020 |
21.0 23.0 |
2.5 3.5 |
4.5 6.5 |
0.08 0.20 |
| Mechanical properties | Tensile,min,ksi[MPa] | Yield,min,ksi[MPa] | Elongation,%(min) | Hardness,HB(max) |
| 2205 | 95 [655] | 65 [450] | 25 | 290 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production plants strategically situated in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
Reach out to us for a fast quote tailored to your requirement.
These Duplex Steel 2205 Tubes are supplied by us in accordance with DIN, ISO, JIS or ANSI Standard.
Corrosion resistance:Duplex steel 2205 tubes demonstrate outstanding resistance to corrosion, particularly in aggressive conditions like environments containing chloride ions, which makes them well-suited for sectors such as chemical processing, oil and gas, and marine
Cost Effectiveness: In spite of their high quality, double-sided 2205 steel tubes generally prove more economical than competing corrosion-resistant alloys, achieving a balance between performance and cost
Excellent Weldability: In contrast to certain other high-alloy steels, Duplex Steel 2205 tubes provide superb weldability, streamlining production processes and easing assembly across a wide range of applications
High Yield Strength: Duplex steel 2205 tubes possess a high yield strength, delivering outstanding resistance to compression, corrosion cracking and fatigue, which enhances their durability and dependability
Strength: These tubes offer greater strength than standard austenitic stainless steel, enabling them to endure elevated pressures and temperatures without corroding or failing
Duplex Steel 2205 Tube uses are as varied as the sectors they support, led mainly by the aerospace, railway, construction and automotive sectors along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Oil and Gas Industry:Duplex steel 2205 tubes see extensive application in the oil and gas sector for offshore platforms, subsea pipelines and refineries. Their strong corrosion resistance and strength make them ideal when they need to endure the demanding conditions of oil and gas exploration and production.
Construction: Two steel 2205 tubes are also employed in construction applications that demand high strength and corrosion resistance. They serve in buildings, bridges, and other projects where durability is essential.
Pulp and Paper Industry: Within the pulp and paper industry, where corrosive chemicals appear at various stages, duplex steel 2205 tubes are found in equipment such as digesters, bleachers, towers, evaporators, etc. Their resistance to corrosion and erosion is one of the necessities. It suits the environment.
Desalination Plants: Duplex steel 2205 tubes are applied in desalination plants for their resistance to chloride-induced stress corrosion cracking. They rely on good machinery to handle seawater efficiently in their heat exchangers and other components of the desalination system.
Chemical: These tubes are utilized in chemical industries where corrosive chemicals such as acids, bases, etc. are handled. Corrosion resistance matters here. Duplex steel 2205 tubes can endure many forms of chemical corrosion, making them well-suited for pharmaceutical processors, heat exchangers, tanks and other applications.
Properties:Duplex Steel 2205 is a stainless steel that combines a balanced blend of austenite and ferrite phases. In line with industry standards, ensure the containers you select possess the correct chemical composition.
Certifications and Standards: Confirm that containers comply with applicable industry standards and certifications like ASTM, ASME, and NACE. Adhering to these standards enhances the pipeline’s quality and dependability.
Operating conditions: Review operating conditions like temperature, pressure, and corrosive environment. Duplex Steel 2205 delivers outstanding performance in high-temperature and high-pressure uses and within chloride and hydrogen sulfide settings.
Size and Dimensions: Establish the necessary tube size and dimensions according to your project requirements. Take into account outer size, wall thickness, and height to guarantee compatibility with your setup or equipment.
Application Requirements: Think about the application for which the tube is needed. Duplex Steel 2205 is recognized for its strong corrosion resistance and durability, making it fit for uses as varied as chemical processing, oil and gas, marine and desalination.
Yes,Duplex Steel 2205 tubes can be joined through widely applied welding methods including TIG (GTAW), MIG (GMAW), and SMAW (Stick). Nevertheless, it’s crucial to select suitable filler metals and welding practices to preserve the material’s integrity and prevent problems such as the formation of detrimental phases.
Yes,Duplex Steel 2205 tubes are able to be recycled once they’ve served their purpose. Similar to other stainless steels, they rank among the highly recyclable materials. The recycling process consists of melting the spent tubes and reworking them into fresh products, which lowers the demand for raw materials and lessens environmental harm.
Yes,Duplex Steel 2205 tubes can show magnetic behavior that depends on how they were processed and on their microstructure. When annealed, they usually contain a combination of austenitic and ferritic phases, and it is the ferritic phase that gives rise to magnetic properties. That said, the degree of magnetism can differ and may be relatively weak in comparison to stainless steels that are entirely ferritic.
Duplex Steel 2205 tubes offer strong corrosion resistance across a range of environments, including chloride-heavy and acidic settings, thanks to their balanced blend of austenitic and ferritic phases. That said, they may still undergo corrosion under severe conditions or when exposed to particular chemicals, though at a far slower pace than other materials.
Email: sales@koasteel.nz