Request For Our Latest Prices On Duplex Steel Nuts in Kolkata, India!
Rinku Fasteners, a reputable manufacturer and supplier located in Kolkata, India, focuses on crafting high-quality Duplex Steel Nuts tailored for tough industrial applications. Renowned for their impressive mechanical strength and exceptional resistance to corrosion, these nuts are meticulously engineered to guarantee secure fastening even in the harshest environments. Rinku Fasteners follows stringent international standards, ensuring that their products deliver long-lasting reliability and durability. Perfect for marine, chemical, petrochemical, and high-pressure systems, Duplex Steel Nuts provide a powerful blend of toughness, stress resistance, and dimensional stability, making the company a go-to choice for industries in need of high-performance fastening solutions.
Duplex Steel Nuts are made from a unique dual-phase alloy that combines austenitic and ferritic stainless steel, enriched with chromium, nickel, molybdenum, and nitrogen. This special blend offers outstanding resistance to pitting, crevice, and stress corrosion cracking. On the mechanical side, they boast high tensile strength, impressive hardness, and excellent toughness even under heavy loads. Their dual-phase structure significantly boosts fatigue resistance, dimensional stability, and wear and deformation resistance. Duplex Steel Nuts are reliable performers in extreme temperatures, chemical exposure, and marine conditions, making them a top choice over standard stainless steel nuts for demanding industrial tasks.
| Duplex Steel Nuts | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| Specifications | ASTM A479 & ASME SA479 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 to 200 MM |
| Duplex Steel Nut and Bolts Size | M3 To M56 3/6″ to 2″ |
| Duplex Steel 2205 Machine Screws Size | M1.6 To M12 |
| Duplex Steel 2205 Washers Size | M3 To M56 3/6″ to 2″ |
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.
Duplex Steel Nuts find their place in various industries that demand high strength and remarkable corrosion resistance. They’re frequently used in oil and gas pipelines, offshore platforms, chemical and petrochemical facilities, and high-pressure vessels. These nuts are perfect for securing structural components, heat exchangers, pumps, and valves, where durability and resilience against harsh conditions are essential. In marine engineering, they play a crucial role in desalination plants and other applications where reliability is key.
Rinku Fasteners use duplex steel frames that are carefully installed to ensure optimal safety and comfort. Each nut is carefully encased in hard clear waste materials to ensure quality and prevent damage during transport. Our packaging includes clear labels with detailed information for easy identification and handling. Designed to withstand shipping conditions, our packaging assures that double-sided steel frames arrive in pristine condition, ready to be shipped will be readily used in complex mechanical applications. Count on Rinku Fasteners for reliable and safe fastening.
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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