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Brian Fasteners, Houston, USA, is a reliable manufacturer and supplier of top-notch Super Duplex Steel Nuts S32750. Committed to excellence and customer satisfaction, the company supplies high-performance fasteners designed to withstand the extreme requirements of different industries. Renowned for exceptional strength, corrosion resistance, and durability, these nuts are produced by employing state-of-the-art technology and conforming to international standards of quality. Brian Fasteners caters to a broad array of industries such as oil & gas, petrochemicals, and marine engineering, providing sound solutions supported by technical knowledge and industry-responsive customer support throughout the United States and worldwide.
Super Duplex Steel S32750 Nuts possess a well-balanced chemical composition normally consisting of 24–26% chromium, 6–8% nickel, 3–5% molybdenum, in addition to nitrogen, manganese, and iron. This two-phase structure increases resistance to pitting, crevice corrosion, and stress corrosion cracking. Mechanically, S32750 provides excellent tensile strength (min 795 MPa), yield strength (min 550 MPa), and excellent toughness even at sub-zero temperature. Its high fatigue strength and hardness properties make it an ideal choice to use under severe environments. The properties of the long-term performance and reliability in severe applications are provided.
| Standard | DIN, ASTM, BS and all International Standards |
| Specifications | ASTM A479 & ASME SA479 |
| UNS S32760 Nut and Bolts Size | M3 To M56 3/6″ to 2″ |
| Length | 3 to 200 MM |
| Super Duplex Steel 2207 Machine Screws Size | M1.6 To M12 |
| Duplex Steel 2205 Washers Size | M3 To M56 3/6″ to 2″ |
| Tensile Strength(MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) | Hardness Rockwell C (HR C) | |
| Super Duplex Steel Bolts | 760 | 550 | 15 | 32 Max |
| Phosphorus | Sulphur | Silicon | Carbon | Manganese | Nickel | Molybdenum | Nitrogen | Copper | Chromium |
|---|---|---|---|---|---|---|---|---|---|
| 0.035 % max | 0.02 % max | 0.80 % max | 0.03% Max | 1.20 % max | 6.00 – 8.00 % | 3.00 – 5.00 % | 0.24 – 0.32 % | 0.50 % max | 24.0 – 26.0 % |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Super Duplex Steel Nuts S32750 are extensively used in severe applications where both strength and corrosion resistance are required. Some of these include offshore oil platforms, subsea equipment, desalination plants, heat exchangers, and pressure vessels. Due to their higher resistance against chloride-induced corrosion, they are suitable for use in marine and chemical processing applications. They are also used in pulp and paper mills, structural assemblies, and bridges that are subjected to harsh atmospheres. Because of their strength and durability, these nuts provide effective fastening in high-pressure systems and harsh environments, making them integral to the safety, lifespan, and efficiency of industrial infrastructure worldwide.
At Brian Fasteners, we ensure that our Super Duplex Steel Nuts S32750 are packaged with the utmost care. Each nut is securely packed in durable, moisture-resistant containers to prevent damage during transport. Our packaging solutions are designed to maintain the integrity of the nuts, whether for bulk shipments or individual orders. We provide customizable packaging options to meet specific needs, ensuring timely and safe delivery of high-quality fasteners to our customers in Houston and beyond.
Brian Fasteners is a leading manufacturer and supplier of high-quality fasteners in Houston , USA, with over 8 years of experience serving global industries.
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