High-strength Duplex Steel and Super Duplex Steel Fasteners delivering superior corrosion resistance, excellent mechanical strength, and long service life for harsh and offshore environments.
Kalp Alloys manufactures and supplies premium-quality Duplex Steel and Super Duplex Steel Fasteners engineered for extreme pressure, temperature, and corrosive service conditions. These materials combine the benefits of austenitic and ferritic stainless steels, offering nearly twice the yield strength of conventional stainless steel along with outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking.
Super Duplex fasteners provide enhanced performance in chloride-rich and seawater environments, making them ideal for offshore and marine applications. Manufactured to stringent international standards and available with multiple surface finishes, these fasteners ensure reliable clamping, dimensional accuracy, and long-term durability in critical assemblies.
| Parameter | Details |
|---|---|
| Fastener Types | Bolts, Nuts, Stud Bolts, Screws, Washers |
| Size Range | M6 to M100 / ¼” to 4” |
| Grades | Duplex: UNS S31803, UNS S32205 Super Duplex: UNS S32750, UNS S32760 |
| Surface Finish | Plain, Zinc Plated, Hot Dip Galvanized, PTFE Coated |
| Standards | ASTM, ASME, DIN, ISO |
| Applications | Oil & gas, offshore platforms, marine, petrochemical, power plants & heavy engineering |
Kalp Alloys stands as a trusted supplier of high-quality ferrous and non-ferrous metal products designed for diverse industrial applications. With a strong focus on precision, performance, and customer satisfaction, we offer a wide range of materials, strict quality control, and reliable delivery. Our experienced team ensures every requirement is met with the right solution, supported by customised specifications and timely service. Whether your project demands Stainless steel, Carbon steel, Alloy Steel, Duplex and Super Duplex, Nickel Alloys, Titanium, Copper, Aluminium and other advanced alloy materials, Kalp Alloys provides dependable products and expert support to help you achieve consistent, long-lasting results across all applications.
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