Duplex 2205 Stainless Steel Seamless Pipe
2205 stainless steel seamless pipe is a duplex stainless steel material composed of 22% chromium, 2.5% molybdenum and 4.5% nickel-nitrogen alloy. It is also called UNS S31803 tube. Contact Seather team for inquiry!
Due to its excellent corrosion properties, duplex 2205 pipe is a highly suitable material for service in environments containing chlorides and hydrogen sulphide.
Our duplex 2205 stainless steel seamless pipes are produced strictly to the default ASTM A790 standard. In addition, we do a complete hydrostatic test on nickel alloys pipes.
| Form | Seamless |
| Grade | 2205/UNS S31803 |
| Outer Diameter (mm) | 0.6-1000mm or according to customer’s requirement |
| Wall Thickness (mm) | 0.05-20.0mm or according to customer’s requirement |
| Length | 3 meters and 6 meters or customer’s requirement |
| Standard | ASTM A312 |
| Process Method | Cold Drawn or Cold Rolled |
| Price Item | EXW, FCA, FOB, CFR, CIF, DDU or as negotiation |
| Payment | Our company accepts normally Paypal, T/T, and L/C payments. Call or email us if you need to use any new payment procedures |
| Delivery Time | It depends on your tubes order total quantity and stock of these mother origin materials. Usually from the start of the order to the completion of production is about 3-4 weeks |
| Quality Requirement | Mill test certificate will be offered with shipment, the third party inspection is available |
| Main Markets | Europe, North America, Middle East, Southeast Asia |
| Machanical Test | Tension test, flaring test, flattening test, hardness test, hydraulic test, etc. |
| Metal Test | High or low temperature impact test, metallographic analysis |
| Chemical Analysis | As tubes standard |
Duplex 2205 Stainless Steel Seamless Pipe Supplier & Manufacturer
Seather specializes in the manufacturing of nickel alloy and stainless steel pipes products for a wide range of industries, including aerospace, petrochemical, power generation, marine, chemical processing and many others.
Seather’s products are known for their superior strength, durability, and resistance to corrosion, making them ideal for use in demanding and harsh environments.
Seather provides a complete range of services, from consultations and analysis to design, quality assurance, and global logistics. The company’s experienced team of engineers and technicians work closely with customers to understand their needs and provide customized solutions to meet their unique requirements.
Whether it’s a simple fabrication project or a complex multi-phase project, Seather has the expertise and experience to deliver quality results.
If you want to purchase duplex stainless steel 2205 seamless pipes, why not contact us here for saving your time and money?
Duplex 2205 Stainless Steel Seamless Pipe Chemical Composition
The chemical components of grade 2205 stainless steel pipe is summarized in the following table:
| Grade | UNS No | C | Cr | Ni | P | Si | S | Mo | N | Mn |
|---|---|---|---|---|---|---|---|---|---|---|
| 31803 | S31803 | < 0.03 | 21.0-23.0 | 4.5-6.5 | 1.03 max | 1 max | 0.02 max | 2.5-3.5 | 0.08-0.2 | < 2.0 |
| 2205 | S32205 | < 0.03 | 22.0-23.0 | 4.5-6.5 | 0.03 max | 1 max | 0.02 max | 3.0-3.5 | 0.14-0.20 | < 2.0 |
Duplex 2205 Stainless Steel Seamless Pipe Mechanical Properties
| Grade | EN Grade | Yield Strength Rp0.2(N/mm²) | Tensile Strength Rm(N/mm²) | Hardness | Vickers Hardness(HV) | Elongation A50% |
| 2205/UNS S32205 | 1.4462 | ≥450 | ≥620 | Annealed | ≤300 | ≥25 |
Your Reliable Duplex 2205 Stainless Steel Seamless Pipe Manufacturer In China
Duplex 2205 Stainless Steel Seamless Pipe: The Ultimate Guide
When you choose to buy quality duplex 2205 stainless steel seamless pipe, there have some important points we need to know before we get started.
What are duplex 2205 stainless steel seamless pipes?
2205 stainless steel seamless pipe is a duplex stainless steel material composed of 22% chromium, 2.5% molybdenum and 4.5% nickel-nitrogen alloy. It is also called UNS S31803 tube. Contact Seather team for inquiry!
It has high strength, good impact toughness and good overall and local stress corrosion resistance. Due to its excellent corrosion properties, duplex 2205 pipe is a highly suitable material for service in environments containing chlorides and hydrogen sulphide.
The yield strength of duplex 2205 stainless steel pipe is more than twice that of normal austenitic stainless steel seamless pipes.
What are the applications that duplex 2205 stainless steel seamless pipe can be used?
- Pressure vessels, high pressure storage tanks, high pressure pipelines
- Heat exchangers fittings, chemical processing industry
- Oil and gas pipelines,
- Sewage treatment system
- Pulp and paper industry classifiers, bleaching equipment, storage and processing systems
- High speed blades, impellers
- Cargo box of ship and truck
- Food processing equipment
Features of duplex 2205 stainless steel seamless pipe
This is the pipe with high general, localized and stress corrosion resistance properties in addition to high strength and excellent impact toughness.
Duplex 2205 stainless steel seamless pipe standards comparison table
| STANDARD | Duplex 2205 |
| WERKSTOFF NR. | 1.4462 |
| UNS | S31803, S32205 |
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