ASTM A928 Super Duplex 2507 Weld pipe
1. Grades: Duplex 2205 (UNS S32205 / S31803), Super Duplex 2507 (UNS S32750)
2. Manufacturing Process: Electric Fusion Welded (EFW)
3. Solution annealed and water quenched
4. OD: 114.3 mm – 2500 mm
5. Wall Thickness: Based on Plate Thickness
6. Certification: ISO9001, PED, ISO 17025 lab, TÜV certified manufacturer
7. Available documents: MTC/MTR (3.1/3.2), TPI, WPS/PQR, MPS, UT/RT report
Core Functions and Application:
Designed for pressure and corrosive service, offering high strength and excellent resistance to pitting, crevice corrosion and stress corrosion cracking. Widely used in oil & gas, chemical, offshore and marine piping systems.
Description
ASTM A928 Super Duplex 2507 Weld Pipe – Premium Corrosion-Resistant Piping Solution
When your venture requests prevalent quality and unmatched erosion resistance, ASTM A928 Super Duplex 2507 Weld pipe conveys. YOUFASS specializes in fabricating electric fusion welded (EFW) Super Duplex 2507 pipes, designed to withstand the harshest situations in oil & gas, seaward, and chemical handling businesses. Our pipes highlight arrangement strengthening and water extinguishing treatment, with exterior distances across extending from 114.3 mm to 2500 mm and divider thickness from 3 mm to 50 mm. Supported by ISO9001, PED, and TÜV certifications, we keep up total traceability with full documentation counting MTC 3.1/3.2, WPS/PQR, and comprehensive UT/RT reports.
Why Choose Super Duplex 2507 Welded Pipe?
You require piping that won't come up short beneath weight. Super Duplex 2507 combines the best properties of austenitic and ferritic stainless steels, giving you twice the quality of standard austenitic grades.
Superior Corrosion Protection
Your framework faces steady assault from chlorides, acids, and seawater. This fabric offers uncommon resistance to setting, cleft erosion, and stretch erosion cracking—even in temperatures up to 250°C.
Built for Extreme Service
Whether you're transporting forceful chemicals or managing with high-pressure seaward applications, these ASTM A928 Super Duplex 2507 Weld pipe maintain auxiliary judgment where conventional stainless steel fails.
Cost-Effective Long-Term Solution
Higher introductory venture implies lower support costs. You'll decrease downtime, dispense with visit substitutions, and expand your system's operational life significantly.
Technical Specifications
| Parameter | Specification |
|---|---|
| Grades | Super Duplex 2507 (UNS S32750), Duplex 2205 (UNS S32205/S31803) |
| Outside Diameter | 114.3 mm – 2500 mm |
| Wall Thickness | 3 mm – 50 mm |
| Length | Random length or fixed length (customizable) |
| Manufacturing Process | Electric Fusion Welded (EFW) |
| Heat Treatment | Solution annealed + water quenched |
| Surface Finish | Pickled & annealed |
| End Finish | Plain end or beveled end |
| Testing Standards | RT/UT, Hydrostatic test, Mechanical & Chemical analysis |
| Documentation | MTC/MTR (3.1/3.2), TPI, WPS/PQR, MPS, UT/RT reports |
| Packaging | Wooden box with hexagonal binding + woven bag |
Where You Can Use The ASTM A928 Super Duplex 2507 Weld pipe
Oil & Gas Industry
Transport acrid gas, unrefined oil, and destructive liquids securely through your preparing offices and pipelines.
Offshore & Marine Applications
Seawater frameworks, desalination plants, and seaward stages advantage from the great chloride resistance these channels provide.
Chemical Processing
Handle forceful chemicals, acids, and high-temperature liquids without compromising security or performance.
Pulp & Paper Industry
Your dying forms and chemical recuperation frameworks require channeling that withstands cruel chemical environments.






The YOUFASS Manufacturing Advantage
Production Capacity You Can Rely On
Our 15 generation lines convey 50,000 tons yearly. You get reliable quality and on-time conveyance for ventures of any scale.
Quality Control at Every Step
We source materials from recognized steel plants with total traceability. Each ASTM A928 Super Duplex 2507 Weld pipe undergoes thorough testing—ultrasonic assessment, radiographic examination, and hydrostatic testing guarantee zero surrenders reach your site.
Flexible Order Quantities
Need one pipe for testing or thousands for a major venture? Our MOQ of fair 1 pipe implies you're never constrained to overstock.
Fast Delivery Timeline
We get it venture plans are tight. Our quickest conveyance to Tianjin Port takes fair 7 days, keeping your development timeline on track.






Standards and Certifications:
- ISO 9001 Quality Management
- PED (Pressure Equipment Directive)
- TÜV certification.

Flexible requesting, quick delivery:
Need a test? Arrange fair one pipe. Arranging a major venture? We'll facilitate end-to-end supply. With quickest conveyance in 7 days to Tianjin Harbour, your plan remains on track.








Clients' approval & trust

Frequently Asked Questions
Q:What is Super Duplex 2507 welded pipe?
A:It's a high-performance stainless steel pipe designed specifically for extreme environments. The 2507 grade contains higher chromium, molybdenum, and nitrogen content than standard duplex grades, giving you superior corrosion resistance.
Q:Why should I use the product instead of standard stainless steel?
A:You get excellent resistance to stress corrosion cracking, pitting, and crevice corrosion—problems that destroy ordinary stainless steel in chloride-rich or acidic environments. Plus, you'll benefit from higher strength, allowing thinner walls and weight savings.
Q:What applications are these pipes best suited for?
A:Offshore platforms, marine environments, chemical plants, desalination facilities, and any system handling corrosive fluids under pressure. If your application involves seawater, acids, or chlorides, this is your solution.
Q:What documentation do you provide?
A:We supply complete material traceability including Mill Test Certificates (MTC 3.1/3.2), Third-Party Inspection reports, Welding Procedure Specifications (WPS/PQR), Manufacturing Process Specifications (MPS), and full ultrasonic and radiographic testing reports.
Q:Can you customize dimensions for specific project requirements?
A:Absolutely. We manufacture pipes from 114.3 mm to 2500 mm in diameter with wall thickness from 3 mm to 50 mm. Both random and fixed lengths are available based on your needs.
Partner With a Trusted Manufacturer
YOUFASS isn't fair a pipe supplier—we're your channeling framework arrangement accomplice. As one of China's Top 500 undertakings with over 200 talented representatives, we bring fabricating brilliance and responsive specialized back to each project.
Our ISO 17025 authorize research facility and PED certification illustrate our commitment to European quality guidelines. You'll work with a group that gets it designing necessities and conveys items that meet worldwide specifications.
Contact Us Today
Ready to specify the right piping solution for your project,including ASTM A928 Super Duplex 2507 Weld pipe? Reach out to our technical team at info@youfass.com.
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