Super Duplex Steel Plain Washers
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Fastener Materials
Super Duplex Steel Plain Washers
Maximum strength and corrosion resistance for critical service
Super Duplex Steel Fasteners offer even higher strength and pitting resistance than standard duplex grades, making them suitable for the most demanding offshore, subsea and high-chloride process applications.
Royal Steel India manufactures Super Duplex 2507 bolts, studs and nuts for critical bolting applications where failure is not an option.
Key Features
- Very high mechanical strength
- Outstanding resistance to pitting and crevice corrosion
- Excellent performance in high-chloride environments
- Suitable for subsea and offshore bolting
- Reliable in high-pressure, high-temperature service
Available Grades
- Super Duplex 2507
- UNS S32750
- UNS S32760
Standards Followed
- ASTM
- DIN
- ISO
- ANSI
- ASME
- BS
- IS
- JIS
Applications
Industries and sectors that rely on our Super Duplex Steel Plain Washers.
- Oil & Gas Industry
- Petrochemical Plants
- Chemical Processing
- Power Generation
- Construction
- Marine Industry
- Automotive
- Railway
- Heavy Engineering
Why Choose Royal Steel India?
Royal Steel India manufactures and supplies Super Duplex Steel Plain Washers that are precision-engineered, rigorously tested, and backed by mill test certificates for full traceability. Every batch is manufactured to meet international quality standards and the specific requirements of your project.
Whether you need standard sizes or custom specifications, we offer competitive pricing, reliable stock availability, and timely delivery for domestic and export orders.
Frequently Asked Questions
Where are Super Duplex Steel Fasteners used?
They are used in subsea equipment, offshore platforms, desalination plants and other high-chloride, high-pressure critical bolting applications.
Which grade of Super Duplex is available?
We supply Super Duplex 2507 (UNS S32750 / S32760) fasteners.
Why choose Super Duplex over standard Duplex fasteners?
Super Duplex offers higher strength and superior pitting resistance index (PREN), making it suitable for even more aggressive chloride environments than standard duplex.
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