Available forms
- Seamless and welded pipe
- Fittings and flanges
- Plate, sheet and coil
- Round bar and forgings
- Stud bolts, bolts and nuts
SP-11 / D2205
Duplex 2205 supply across every product form.
Duplex 2205 combines strength with resistance to chloride stress-corrosion cracking for marine, process, pulp-and-paper and water-treatment applications. We coordinate solution annealing, ferrite control, corrosion testing and documentation to the purchase specification.
Request a technical quotationMaterials & grades
- UNS S31803
- UNS S32205
- EN 1.4462
- Lean duplex grades on request
- Matching weld and fabricated products
Standards
- ASTM A790 / A928
- ASTM A815 / A182
- ASTM A240
- ASTM A276 / A479
- EN 10088 / EN 10216-5 / EN 10217-7
Quality assurance
Documented from maker to delivery.
Testing and inspection are coordinated against the purchase specification, approved procedures and inspection plan.
- PMI and heat-number traceability
- Solution-annealing records
- Ferrite measurement
- ASTM A923 testing when specified
- Mechanical and corrosion testing
- EN 10204 3.1 / 3.2 certification
Applications
Built around service conditions.
UNS S31803 and S32205 pipes, fittings, flanges, plate, bars, forgings and fasteners.
Marine piping
Pulp and paper
Chemical processing
Water and desalination
Tanks, vessels and heat exchangers
Technical enquiries
Send the specification.
Include size, grade, standard, quantity, testing, coating or inspection requirements and delivery location.