Duplex & Super Duplex Steel Pipes & Tubes Supplier, Stockist & Exporter
SteelNix supplies Duplex & Super Duplex Steel Pipes & Tubes for offshore, marine, chemical, oil & gas, desalination, heat exchanger and high-corrosion industrial applications. Explore UNS S31803, UNS S32205, UNS S31260, UNS S32750 and UNS S32760 grades in one complete product hub.
Quick Product Range
Duplex & Super Duplex Steel Pipes & Tubes
SteelNix offers a merged Duplex & Super Duplex Steel Pipes & Tubes range for buyers who need strong corrosion resistance, high strength and reliable performance in chloride-rich and demanding industrial environments. This single product page helps buyers compare all major pipe and tube grades in one place.
One Complete Duplex Product Range
Our Duplex & Super Duplex Steel Pipes & Tubes range includes seamless pipes, welded pipes, seamless tubes, welded tubes, heat exchanger tubes and project-specific supply forms. These grades are widely used where pitting resistance, stress corrosion cracking resistance and strength are important.
Suitable for Industrial & Project Supply
SteelNix supports stockists, EPC contractors, fabricators, maintenance teams and industrial buyers with grade selection, material availability, MTC support and export-ready supply for Duplex & Super Duplex Steel Pipes & Tubes.
Specification, Chemical Composition & Mechanical Properties
The details below give buyers a practical overview of Duplex & Super Duplex Steel Pipes & Tubes. Final specifications, chemical limits and mechanical values may vary by grade, standard, heat treatment condition, wall thickness and order requirement.
Product Specifications
SteelNix can supply Duplex & Super Duplex Steel Pipes & Tubes in standard and project-based sizes. Share your grade, size, wall thickness, quantity and delivery location for accurate pricing.
| Product Detail | Specification |
|---|---|
| Product Name | Duplex & Super Duplex Steel Pipes & Tubes |
| Product Forms | Seamless Pipes, Welded Pipes, Seamless Tubes, Welded Tubes, Heat Exchanger Tubes and Project-Specific Supply Forms |
| Common Standards | ASTM, ASME, EN, DIN and equivalent project standards as per customer requirement |
| Available Grades | UNS S31803, UNS S32205, UNS S31260, Super Duplex UNS S32750 and Super Duplex UNS S32760 |
| Manufacturing Options | Seamless, welded, cold finished, hot finished and project-specific supply forms |
| Common Applications | Offshore platforms, marine systems, chemical processing, desalination plants, oil & gas, heat exchangers and high-corrosion environments |
| Documents | Material Test Certificate, inspection reports, test certificates and dispatch documents as per order terms |
Chemical Composition
| Grade | Type | Chromium | Nickel | Molybdenum | Key Feature |
|---|---|---|---|---|---|
| UNS S31803 | Duplex Steel | High chromium range | Controlled nickel range | Molybdenum added | Balanced corrosion resistance and strength |
| UNS S32205 | Duplex Steel | High chromium range | Controlled nickel range | Improved molybdenum range | Popular duplex grade for chloride environments |
| UNS S31260 | Duplex Steel | Duplex chromium range | Duplex nickel range | Molybdenum enhanced | Strong performance in corrosive media |
| UNS S32750 | Super Duplex Steel | Very high chromium range | Controlled nickel range | High molybdenum range | Excellent pitting and crevice corrosion resistance |
| UNS S32760 | Super Duplex Steel | Very high chromium range | Controlled nickel range | High molybdenum range | Severe corrosion and offshore service performance |
Mechanical Properties
| Grade | Strength Level | Yield Performance | Elongation | Service Area |
|---|---|---|---|---|
| UNS S31803 | High strength duplex grade | As per applicable standard | As per standard requirement | Chemical, process and marine piping |
| UNS S32205 | Improved duplex strength | As per applicable standard | As per standard requirement | Oil & gas, offshore and chloride environments |
| UNS S31260 | Duplex strength grade | As per applicable standard | As per standard requirement | Corrosive media and industrial process systems |
| UNS S32750 | Very high strength super duplex grade | High yield performance | As per standard requirement | Offshore, seawater and desalination systems |
| UNS S32760 | Very high strength super duplex grade | High yield performance | As per standard requirement | Severe corrosion, marine and oil & gas service |
Duplex & Super Duplex Steel Pipes & Tubes Grades
Explore the complete Duplex & Super Duplex Steel Pipes & Tubes range supplied by SteelNix for offshore, marine, desalination, chemical, heat exchanger and high-corrosion industrial applications.
Super Duplex Steel UNS S32750 Pipes & Tubes
Premium super duplex grade for seawater, offshore and severe corrosion service.
Ask PriceSuper Duplex Steel UNS S32760 Pipes & Tubes
Designed for aggressive chloride, marine and high-corrosion applications.
Ask PriceUNS S31260 Duplex Steel Pipes & Tubes
Suitable for corrosive media, process systems and demanding industrial use.
Ask PriceUNS S31803 Duplex Steel Pipes & Tubes
Common duplex grade with strong corrosion resistance and mechanical strength.
Ask PriceUNS S32205 Duplex Steel Pipes & Tubes
Popular duplex grade for chloride-rich environments, offshore and process use.
Ask PriceApplications of Duplex & Super Duplex Steel Pipes & Tubes
Duplex & Super Duplex Steel Pipes & Tubes are selected where corrosion resistance, strength, chloride resistance and long service life are important.
Marine & Offshore
Used in seawater systems, offshore platforms, subsea lines and marine equipment.
Chemical Processing
Suitable for corrosive fluids, acids, process piping and chemical equipment.
Desalination Plants
Applied in seawater intake, brine lines, evaporators and high-chloride systems.
Heat Exchangers
Used in exchanger tubes, condensers and thermal systems exposed to corrosion.
Industries We Serve
SteelNix supports project buyers, stockists, EPC companies, fabricators and maintenance teams with Duplex & Super Duplex Steel Pipes & Tubes.
Oil & Gas
Offshore piping, process lines, subsea systems and chloride-exposed equipment.
Marine
Seawater lines, shipbuilding systems and corrosion-resistant piping.
Chemical Plants
Process systems, acid handling, reactors and high-corrosion environments.
Water Treatment
Desalination, brine handling, water systems and filtration plants.
Testing & Documents
SteelNix can arrange documentation and inspection support based on product grade, quantity, project specification and order terms.
MTC
Material Test Certificate can be provided for supplied Duplex & Super Duplex Steel Pipes & Tubes.
PMI Testing
Positive Material Identification can be arranged where required by the buyer.
Corrosion Testing
Additional testing support can be arranged based on project specifications.
Inspection
Visual, dimensional and third-party inspection support can be offered as applicable.
Frequently Asked Questions
Helpful answers for buyers searching for Duplex & Super Duplex Steel Pipes & Tubes from SteelNix.
Which Duplex & Super Duplex Steel Pipes & Tubes grades does SteelNix supply?
SteelNix supplies UNS S31803, UNS S32205, UNS S31260, Super Duplex UNS S32750 and Super Duplex UNS S32760 pipes and tubes.
What are Duplex & Super Duplex Steel Pipes & Tubes used for?
They are used in offshore, marine, desalination, chemical processing, oil & gas, heat exchanger, water treatment and high-corrosion industrial applications.
What is the difference between duplex and super duplex steel?
Duplex steel offers a strong balance of corrosion resistance and strength. Super duplex steel has higher corrosion resistance and strength, making it suitable for more aggressive chloride and seawater environments.
Do you supply UNS S32750 and UNS S32760 materials?
Yes, SteelNix can supply Super Duplex Steel UNS S32750 and UNS S32760 pipes and tubes depending on size, thickness, quantity and material availability.
Which duplex steel grade is commonly used?
UNS S32205 and UNS S31803 are commonly used duplex steel grades for industrial piping, chemical processing, offshore and chloride-rich service. Final selection should follow the project specification.
Can SteelNix provide Material Test Certificates?
Yes, Material Test Certificates and inspection documents can be provided as per order terms, product availability and customer requirements.
How can I get a price for Duplex & Super Duplex Steel Pipes & Tubes?
To receive a quotation, share the product type, grade, size, wall thickness, quantity, standard, delivery location and any inspection or documentation requirement.
Need Duplex & Super Duplex Steel Pipes & Tubes?
Share your required grade, size, wall thickness, quantity, standard and delivery location. SteelNix will help you with material availability, pricing and technical support.