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Lina Fasteners, located in Tunis, Tunisia, stands out as a top manufacturer and supplier of Super Duplex Steel Washers S32750. These washers are expertly crafted to deliver exceptional strength, corrosion resistance, and durability, making them perfect for tough industrial settings. Renowned for their high-performance features, they can handle extreme conditions, including exposure to chlorides, high pressure, and intense temperatures. Constructed from high-alloyed Super Duplex Steel S32750, these washers boast impressive mechanical properties and are resistant to stress corrosion cracking. Lina Fasteners guarantees that each washer is precisely engineered to meet international standards, ensuring long-lasting reliability for critical applications across various industries.
Super Duplex Steel Washers S32750 are crafted from a specialized alloy that includes around 25% chromium, 7% nickel, 4% molybdenum, and trace amounts of nitrogen. This unique blend provides the washers with remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in environments rich in chlorides. The S32750 alloy is known for its high tensile strength, excellent fatigue resistance, and toughness, making these washers perfect for high-pressure, high-temperature, and chemically aggressive applications. Their duplex microstructure, which combines both austenitic and ferritic phases, ensures superior mechanical properties, guaranteeing long-term reliability and performance even in harsh industrial conditions.
| 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 Washers S32750 find their place in various industries that demand high-strength, corrosion-resistant components in challenging environments. They are commonly used in offshore oil and gas platforms, subsea equipment, chemical processing plants, and marine engineering, where exposure to corrosive chemicals and seawater poses a significant risk. Additionally, these washers are utilized in power generation facilities, desalination plants, and heat exchangers, thanks to their impressive resistance to harsh conditions.
At Lina Fasteners, our Super Duplex Steel S32750 washers are carefully packaged to ensure they reach you in pristine condition. Each washer is inspected for quality and individually wrapped in protective material to guard against damage. They are then packed in robust, clearly labeled boxes that specify product details and quantities. Our packaging is designed to protect against environmental factors and physical impacts, ensuring that your high-performance washers arrive safely and ready for use.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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