Duplex & Super Duplex Welded & Seamless Pipes — Manufacturer & Supplier
Duplex and super duplex welded and seamless pipes for offshore, desalination, and aggressive chloride environments.
StanDuplex Duplex & Super Duplex Pipes are manufactured from duplex stainless steels (S31803) and super duplex (S32750/S32760) grades per ASME SA 790. With a balanced austenite-ferrite microstructure, they offer roughly twice the yield strength of austenitic grades along with outstanding resistance to chloride pitting and stress corrosion cracking.
Manufactured under the StanDuplex brand by Stancor Alloys Pvt. Ltd..
Specifications
- odRange
- 1/2" to 12" NPS
- wallThickness
- SCH 10S to SCH 160
- length
- Up to 12 meters
- form
- Seamless & Welded
- finish
- Solution Annealed & Pickled
- ends
- Plain End, Beveled End
Duplex & Super Duplex Welded & Seamless Pipes Applications
- Offshore oil & gas piping
- Desalination process piping
- Chemical plant piping
- Marine and subsea systems
- Seawater cooling
- Pulp & paper industry
Applicable Standards & Specifications
- ASME SA 790
- ASTM A790
- EN 10216-5
- NACE MR0175
Available Grades
- SA 790 S31803 (S31803)
- SA 790 S32750 (S32750)
- SA 790 S32760 (S32760)