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Punit Fasteners is a reliable manufacturer and supplier based in Delhi, India. We are known for producing high-performance fasteners, including Super Duplex Steel Washers S32750. Our washers are made with precision engineering and top-quality materials to endure harsh mechanical and corrosive conditions. With a strong presence in local and international markets, we ensure that every product meets global standards and satisfies customer needs. These washers are ideal for high-pressure and marine applications, demonstrating our focus on quality, durability, and innovation. With years of industry experience, Punit Fasteners provides dependable fastening solutions tailored to challenging industrial demands.
Super Duplex Steel S32750 washers consist of about 25% chromium, 7% nickel, 4% molybdenum, along with small amounts of nitrogen and manganese, giving them high strength and corrosion resistance. They have a tensile strength of around 800 MPa and a yield strength over 550 MPa, providing outstanding performance in tough situations. Their high PREN (Pitting Resistance Equivalent Number) makes them suitable for environments rich in chlorides. With good ductility, hardness, and resistance to stress corrosion, S32750 washers are perfect for mechanical and chemical processing systems.
| 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 are commonly found in offshore oil rigs, desalination plants, chemical processing units, and marine applications, where resistance to chloride stress corrosion cracking is crucial. These washers play an essential role in flanged joints, pipe assemblies, and rotating equipment, ensuring effective load distribution and sealing. They are also popular in power plants and heat exchangers due to their mechanical stability under high temperatures and pressures. Their strong corrosion resistance and excellent fatigue strength make them the preferred choice for high-performance engineering in aggressive and corrosive settings.
At Punit 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.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
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