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Ramu Fasteners is a reputable manufacturer and supplier of Stainless Steel 440C Bolts based in Hyderabad, providing high-strength and precision-engineered fastening solutions. Thanks to their advanced manufacturing techniques and rigorous quality control, the company guarantees that each bolt meets international standards for performance and reliability. Known for their remarkable hardness, wear resistance, and corrosion protection, Stainless Steel 440C Bolts are perfect for demanding industrial applications. They come in a variety of sizes, thread forms, and finishes, making them ideal for mechanical assemblies, tooling, automotive, and high-load applications where durability and longevity are essential.
Stainless Steel 440C is a high-carbon martensitic stainless steel that contains around 16–18% chromium, with very low levels of sulfur and phosphorus. This unique composition gives it outstanding hardness, wear resistance, and high tensile strength after heat treatment. 440C Bolts are known for their excellent resistance to moderate corrosion, high mechanical stress, and fatigue. The martensitic structure provides superior dimensional stability, toughness, and the ability to maintain mechanical performance even under heavy loads, making them perfect for high-wear and precision fastening applications.
| 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 |
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Stainless steel 440C bolts are essential in applications requiring exceptional strength, durability and corrosion resistance. It is widely used in the manufacture of high-performance bearings and cutting tools where durability and resistance are required. These bolts find usefulness in space for applications that require reliable performance under extreme conditions. Their corrosion resistance, ability to hold dimensional stability makes stainless steel 440C bolts suitable for a variety of industrial machines and tools They ensure safe fastening and long life in harsh environments where reliability and performance are paramount.
Stainless Steel 440C Bolts find extensive use in industries that demand high strength, hardness, and wear resistance. They are commonly found in automotive, aerospace, machinery, and tooling sectors. These bolts are utilized in mechanical assemblies, gears, valve systems, pump components, and high-load fastening applications. Their exceptional wear resistance and capacity to endure high stress make them ideal for precision machinery and industrial equipment. Additionally, 440C Bolts are suitable for applications where moderate corrosion resistance is required.
Ramu Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hyderabad, India, with over 8 years of experience serving global industries.
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