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Lina Fasteners, located in Tunis, Tunisia, has built a solid reputation as a manufacturer and supplier of Stainless Steel 440C Stud Bolts. These bolts are celebrated for their remarkable strength, resistance to corrosion, and impressive durability. With a focus on precision-engineered fastening solutions, Lina Fasteners delivers high-quality stud bolts that adhere to strict industry standards. Designed to excel in high-stress, high-temperature, and corrosive environments, these bolts are crafted using advanced manufacturing techniques and rigorous quality control, ensuring they provide exceptional performance and long-lasting reliability across various sectors, including automotive, aerospace, and petrochemical industries.
Stainless Steel 440C Stud Bolts are crafted from martensitic stainless steel, which contains 16–18% chromium and 0.95–1.20% carbon. This high-carbon blend gives the material remarkable hardness and tensile strength after heat treatment, allowing it to reach a hardness of up to 58 HRC. Additionally, the alloy offers good corrosion resistance in mildly corrosive settings and outstanding wear resistance. The martensitic structure boosts strength, durability, and dimensional stability, making 440C Stud Bolts perfect for applications that demand high mechanical performance under extreme conditions, such as high temperatures and pressure.
| 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 |
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Stainless Steel 440C Stud Bolts find their place in a variety of demanding applications where strength, durability, and corrosion resistance are crucial. They are frequently used in the aerospace, automotive, and petrochemical sectors, especially in equipment that endures extreme temperatures and mechanical stress. These stud bolts are also commonly utilized in pumps, valves, compressors, and heat exchangers, as well as in chemical processing and power generation facilities. Their wear and corrosion resistance, paired with their exceptional hardness, make them a reliable choice for tough environments.
The stainless steel 440C stud bolts of Lina Fasteners undergo careful quality testing to ensure outstanding performance. These include rigorous hardness testing, chemical analysis using spectroanalysis, PMI quality assurance testing, comprehensive tensile strength analysis Also, micro-macrostructural analysis, pitting resistance testing, high temperature a rigorous testing ensures these bolts can last in extreme conditions, corrosion -Meet stringent industry standards for resistance, reliability and Each stainless steel 440C stud bolt is carefully packed according to the nations between standards ensure safe transport and storage, confirming our commitment to delivering high quality and performance with everything.
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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