Super Duplex S32750 EN10253-2 Concentric Butt Weld Stainless Steel Reducer

This super duplex S32750 EN10253-2 concentric butt weld stainless steel reducer unites the strength and corrosion resistance of super duplex material with the dimensional conformity of the European EN 10253-2 standard. The concentric design keeps both pipe centre lines on the same axis, which is the preferred configuration for vertical pipelines and for pumping applications where air or vapour accumulation is not a concern. Produced from UNS S32750 super duplex stainless steel and supplied with butt weld ends, this super duplex EN10253-2 stainless steel reducer is engineered for offshore oil and gas, seawater cooling and high-chloride chemical service, delivering both code compliance and long-term reliability in a single component.

Our manufacturing process begins with certified S32750 super duplex billet, which is formed and machined to the EN 10253-2 dimensional envelope before solution annealing and pickling. During production we record the heat number, verify the chemistry by positive material identification, and check the ferrite content to ensure the duplex microstructure is preserved. Final inspection covers wall thickness, end bevels and surface condition, and EN 10204 3.1 or 3.2 certification is issued for every consignment. This traceable workflow makes the super duplex S32750 EN10253-2 stainless steel reducer fully auditable for European and offshore project requirements.

Product Specifications

Key Advantages & Applications

• Super duplex S32750 delivers high strength and excellent chloride corrosion resistance.
• EN10253-2 compliance ensures seamless access to European and offshore projects.
• Concentric butt weld design provides a smooth, low-pressure-drop flow transition.
• Ideal for seawater injection, produced water, desalination and chemical process piping.
• Full material traceability with mill certificates and independent inspection available.
• Solution annealing and pickling preserve the duplex phase balance and surface integrity.

Frequently Asked Questions

Q: Why choose a concentric reducer over an eccentric one?
A: A concentric reducer keeps both centre lines aligned and is preferred for vertical lines and pumped systems where no vapour accumulation occurs.

Q: Does this super duplex reducer meet EN10253-2?
A: Yes, it is manufactured and inspected to EN 10253-2 requirements and can be certified to EN 10204 3.1 or 3.2.

Q: What are the typical applications?
A: Offshore platforms, seawater handling, chemical plants and any high-chloride environment requiring S32750 super duplex material.

Q: Can you supply it with NORSOK qualification?
A: Yes, NORSOK M-650 qualified S32750 material and documentation are available on request.

Q: How do you ensure the EN 10253-2 dimensions are met?
A: Every reducer is gauged for end diameters, wall thickness and bevel angle against the EN 10253-2 tables before release.

Ordering, Packing & Delivery

Please confirm the required material grade, end diameters, wall thickness schedule, applicable standard and quantity when placing your enquiry, and our team will respond with a detailed quotation, production lead time and available inspection options. Each fitting is cleaned and dried, then packed into reinforced plywood cases or pallets with clear shipping marks to prevent damage during transit. We support sea freight, air freight and express courier delivery, and provide packing lists, material certificates and other export documents before dispatch to keep your customs clearance smooth.