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Rinku Fasteners is a well-respected manufacturer and supplier of top-notch Super Duplex Steel Stud Bolts S32750, located in Kolkata, India. Renowned for their precision-engineered fastening solutions, the company focuses on products that excel in demanding and corrosive environments. Their S32750 stud bolts boast remarkable mechanical strength, outstanding corrosion resistance, and impressive durability, making them perfect for critical industrial applications. With cutting-edge manufacturing technology, rigorous quality control, and a commitment to global standards, Rinku Fasteners guarantees consistent product excellence. Their customer-focused approach and dedication to innovation have established them as a reliable name in the fastener industry.
Super Duplex Steel S32750 Stud Bolts are made up of high amounts of chromium, molybdenum, and nitrogen, which give them exceptional corrosion resistance and mechanical strength. The duplex microstructure features both austenitic and ferritic phases, providing high yield strength, excellent resistance to stress-corrosion cracking, and superior pitting resistance. S32750 stud bolts maintain their structural integrity even in high-pressure and high-temperature settings. They also demonstrate excellent fatigue strength, toughness, and durability, making them suitable for environments that are aggressive, such as chemical, marine, and chloride-rich 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 S32750 Stud Bolts find extensive use in industries that demand extreme strength, corrosion resistance, and long-lasting reliability. They are frequently utilized in offshore oil and gas platforms, subsea pipelines, desalination plants, and marine engineering due to their ability to resist chloride-induced corrosion. These stud bolts are also essential in chemical processing, power generation, pulp and paper industries, and heat exchangers where high mechanical performance is crucial. Additionally, they are perfect for applications that require robust and dependable fastening solutions in challenging environments.
At Rinku Fasteners, our Super Duplex Steel Fasteners S32750 are meticulously packaged to ensure safe delivery and optimal condition upon arrival. Each fastener is carefully inspected and then securely packed in robust, protective containers. These are labeled for easy identification and include detailed specifications for your convenience. The packaging is designed to withstand handling and transportation, preserving the quality and integrity of the fasteners throughout the shipping process.
Rinku Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kolkata, India, with over 8 years of experience serving global industries.
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