- PLOT NO 35, Prasanthi Nagar, Kukatpally, Hyderabad, 500 072, INDIA
- Info@sandvikpipe.com
About Us
The argument in favor of using filler text goes something like this: If you use real content in the Consulting Process, anytime you reach a review point you’ll end up reviewing and negotiating the content itself and not the design.
ConsultationContact Info
- Chicago 12, Melborne City, USA
- (111) 111-111-1111
- builder@gmail.com
- Week Days: 09.00 to 18.00 Sunday: Closed
Unmatched Strength & Corrosion Resistance: Duplex Steel S31803 / S32205 Pipes & Tubes by Sandvik
In demanding industrial environments, material performance isn't optional—it’s essential. At Sandvik, we deliver high-strength, corrosion-resistant solutions with our premium-grade Duplex Steel S31803 / S32205 Pipes & Tubes. Known for their exceptional durability and dual-phase microstructure, these pipes and tubes offer the best of both worlds—high tensile strength and excellent corrosion resistance—making them ideal for critical operations across various sectors.
So, what exactly are Duplex Steel S31803 / S32205 Pipes & Tubes? These are stainless steel pipes developed from a combination of austenitic and ferritic stainless steels. Grade S31803 is the earlier standard, while S32205 is an improved version with higher corrosion resistance. They contain chromium (21–23%), nickel (4.5–6.5%), molybdenum (2.5–3.5%), and nitrogen, which provide excellent mechanical and anti-corrosive properties. These grades are commonly used in chloride-rich environments due to their resistance to stress corrosion cracking.
Choosing Sandvik’s Duplex Steel S31803 / S32205 Pipes & Tubes Manufacturers guarantees unbeatable strength, even in extreme pressure and temperature conditions. Key advantages include superior yield strength (double that of austenitic stainless steels), outstanding resistance to pitting and crevice corrosion, excellent fatigue strength, and good weldability. These benefits contribute to longer service life, lower maintenance, and reduced downtime—critical for high-efficiency operations.
Applications are diverse and span across various industries. The oil & gas sector uses them in offshore platforms and subsea piping due to their seawater resistance. In chemical processing, they handle corrosive materials without degrading. In desalination plants, the pipes thrive under high saline conditions. Power plants, paper & pulp industries, structural engineering, and water treatment facilities also depend on these tubes for their strength and reliability. As reliable Duplex Steel S31803 / S32205 Pipes & Tubes Suppliers, Sandvik ensures timely delivery for all industrial needs.
When it comes to types, Sandvik offers a wide range to meet specific applications: Seamless Pipes & Tubes: Made without welds, these offer uniform strength and are used in high-pressure environments. Welded Pipes & Tubes: More economical and suited for low-pressure applications and long-distance pipelines. ERW (Electric Resistance Welded) Pipes: Ideal for structural and engineering uses due to their precision and smooth finish. Fabricated Pipes: Customized shapes and dimensions for specialized industrial setups. Heat Exchanger Tubes: Designed for thermal performance in chemical and petrochemical plants.
Sandvik stands as one of the most reliable Duplex Steel S31803 / S32205 Pipes & Tubes Stockists by maintaining extensive inventory and offering custom cutting, bending, and coating services to suit client specifications. With strong logistical support, we ensure seamless supply across domestic and international markets.
As leading Duplex Steel S31803 / S32205 Pipes & Tubes Exporters, Sandvik has built trust with global clients through quality assurance, compliance with international standards (ASTM A789 / A790), and customer-focused solutions. Whether you're managing corrosion issues or need superior strength components, our duplex steel products stand up to the challenge.
Specification of Duplex Steel S31803 / S32205 Pipes & Tubes
| Specifications : | ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789 |
|---|---|
| Grade : | UNS S31803, S32205 |
| Size : | ½”NB – 24”NB |
| Thickness Range : | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Outer Diameter: | 6.0-630mm |
| Type : | Seamless / ERW / Welded / Fabricated Pipes |
| Form : | Round, Square, Rectangular, Oval, Hydraulic Etc |
| Length : | Single Random, Double Random & Required Length |
| End : | Plain End, Beveled End, Treaded |
| End Protection : | Plastic Caps |
| Delivery Condition : | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Inspection, Test Reports : | Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports |
| Packing : | Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests |
| Specials : | Sizes and Specifications other than above can be manufactured on request |
Equivalent Grades of Duplex Steel S31803 / S32205 Pipes & Tubes
| STANDARD | UNS | WNR. |
|---|---|---|
| Duplex Steel 2205 | S31803 / S32205 | 1.4462 |
Chemical Composition of Duplex Steel S31803 / S32205 Pipes & Tubes
| Grade | Common Name | C% | Mn% | Si% | P% | S% | Cr% | Ni% | Mo% | N% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2205 | S31803 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| S32205 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 |
Mechanical Properties of Duplex Steel S31803 / S32205 Pipes & Tubes
| Tensile Strength, ksi | 90 min |
|---|---|
| 0.2% Yield Strength, ksi | 65 min |
| Elongation, % | 25 min |
| Hardness [HRC] | 293 max |