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Lina Fasteners, a well-respected manufacturer and supplier located in Tunis, Tunisia, specializes in high-quality **Monel Bolts** that are perfect for tough industrial and marine settings. Known for their precision engineering, cutting-edge manufacturing techniques, and rigorous quality control, the company produces bolts that offer outstanding strength, durability, and resistance to corrosion. Monel Bolts are particularly suited for environments exposed to seawater, acids, alkalis, and high temperatures, ensuring reliable performance even in the harshest conditions. Catering to sectors like marine, chemical processing, petrochemical, aerospace, and offshore engineering, Lina Fasteners guarantees that each product meets international standards, delivering long-lasting, robust, and trustworthy fastening solutions for critical applications.
Monel Bolts are made up of about 65–70% nickel and 25–30% copper, along with trace amounts of iron, manganese, and other elements. This nickel-copper alloy is known for its remarkable resistance to corrosion, especially in seawater and in acidic or alkaline environments. In terms of mechanical properties, Monel Bolts boast high tensile and yield strength, excellent toughness, and fatigue resistance, ensuring they maintain their structural integrity under significant stress and temperature changes. They are non-magnetic and ductile, which helps them resist deformation, stress corrosion cracking, and wear. Their unique blend of strength, corrosion resistance, and durability makes them ideal for demanding industrial and marine applications.
| Element | Content (%) |
|---|---|
| Nickel, Ni | 63.00 min |
| Silicon, Si | 0.5 max |
| Carbon, C | 0.3 max |
| Sulphur, S | 0.024 |
| Copper, Cu | 28-34 |
| Iron, Fe | 2.5 max |
| Manganese, Mn | 2 max |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength(annealed) | 517-620 MPa | 75-90 ksi |
| Yield strength | 172-345 MPa | 25-50 ksi |
| Modulus of elasticity | 179 GPa | 26000 ksi |
| Poisson’s ratio | 0.32 | 0.32 |
| Standard | ASTM A193,A194 / ASME SA193,SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
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.
Monel Bolts find extensive use in industries that need strong, corrosion-resistant, and durable fastening solutions. In marine and offshore settings, they are commonly used in shipbuilding, seawater piping, propeller shafts, pumps, and underwater machinery. Chemical and petrochemical facilities rely on Monel Bolts for reactors, heat exchangers, valves, and pipelines that are exposed to aggressive acids, alkalis, and chlorine.
At Lina Fasteners, we ensure that our Monel bolts are fastened with the utmost care to maintain their quality and integrity. Each bolt is individually inspected and packed with durable waterproof material to prevent damage during transport. Our packaging is designed to protect the environment and ensure that your Monel bolts arrive in pristine condition. We offer bespoke packaging solutions to meet specific requirements, ensuring a safe and easy-to-manage delivery for our valued customers.
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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