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Lina Fasteners, located in Tunis, Tunisia, stands out as a top manufacturer and supplier of high-quality Stainless Steel 440C Bolts. These bolts are celebrated for their remarkable strength, durability, and resistance to wear and corrosion. The company focuses on crafting precision-engineered fasteners that adhere to global standards for various industrial applications. Designed to endure tough environments, Lina Fasteners’ Stainless Steel 440C Bolts deliver reliable performance even in high-stress and high-temperature situations. With a commitment to innovation and stringent quality control, Lina Fasteners consistently provides long-lasting solutions for a wide range of industries, both locally and globally.
Stainless Steel 440C Bolts are crafted from a high-carbon martensitic stainless steel, featuring around 16–18% chromium and 0.95–1.20% carbon. This unique blend gives 440C its impressive hardness, tensile strength, and excellent wear resistance after heat treatment. The material also shows a strong resistance to corrosion in mildly corrosive settings and maintains good dimensional stability. When properly heat-treated, 440C Bolts can achieve hardness levels of up to 58 HRC, ensuring outstanding mechanical performance and durability in applications that demand robust, high-strength fasteners under extreme conditions.
| Element | Content(%) |
|---|---|
| Iron, Fe | 79.15 |
| Chromium, Cr | 17 |
| Carbon, C | 1.1 |
| Manganese, Mn | 1 |
| Silicon, Si | 1 |
| Molybdenum, Mo | 0.75 |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 760-1970 MPa | 110000-286000 psi |
| Yield strength (@ strain 0.200%) | 450-1900 MPa | 65300-276000 psi |
| Bulk modulus | 166 GPa | 24100 ksi |
| Shear modulus | 83.9 GPa | 12200 ksi |
| Elastic modulus | 200 GPa | 29008 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break | 2-14 % | 2-14 % |
| Hardness, Rockwell B (converted from Brinell hardness) | 97 | 97 |
Material | Specification | Standards | Length | Size |
440C Stainless Steel Bolts
| IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | 3 mm to 200 mm | M 02 to M 160 |
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.
Stainless Steel 440C Bolts find extensive use in industries where high strength, corrosion resistance, and wear durability are essential. They’re commonly utilized in aerospace, automotive, and heavy machinery sectors, where components face high pressure, heat, and abrasion. Additionally, these bolts are perfect for valves, pumps, and industrial tools, particularly in chemical processing and power generation industries. Their exceptional hardness and corrosion resistance make them ideal for high-performance environments, including medical devices and oil and gas equipment.
At Lina Fasteners, we adhere to strict quality standards for our Stainless Steel 440C Bolts, ensuring quality at every step. Our commitment is evident in comprehensive documentation including marketing documents, packaging, fuming certificates, heat treatment plans, comprehensive quality control systems We offer a range of test certificates, including MTCs to EN 10204/3.1b, including PMI test certificates and 100% radiography test report. In addition, third-party certificates further prove that we adhere to strict standards. Each stainless steel 440C bolt is carefully packaged in accordance with international guidelines, ensuring safe handling and portability to ensure exceptional product quality and customer satisfaction.
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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