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Amin Fasteners has built a solid reputation as a reliable manufacturer and supplier of top-notch Stainless Steel 309/309S Bolts in Safat, Kuwait. They’re known for providing durable and precisely engineered fastening solutions. With a strong focus on quality, the company produces bolts that can handle high temperatures, resist oxidation, and thrive in corrosive environments. Their state-of-the-art production facilities and rigorous quality controls ensure that their products meet global standards, catering to a variety of industrial needs. Amin Fasteners prioritizes reliability, timely delivery, and customer satisfaction, making them a go-to choice for clients in construction, petrochemical, marine, and mechanical sectors who need robust, high-performance fastening components.
Stainless Steel 309/309S Bolts are mainly made up of chromium (22–24%), nickel (12–15%), and a low carbon content in 309S, which boosts weldability. The alloy also includes trace amounts of manganese, silicon, and phosphorus. These bolts are known for their impressive high-temperature strength, outstanding oxidation resistance up to 1000°C, and solid tensile and yield strength. The low carbon variant, 309S, helps reduce carbide precipitation during welding. With their blend of mechanical durability, thermal stability, and corrosion resistance, Stainless Steel 309/309S Bolts are perfect for challenging industrial environments.
Element | Content (%) |
Iron, Fe | 60 |
Chromium, Cr | 23 |
Nickel, Ni | 14 |
Manganese, Mn | 2 |
Silicon, Si | 1 |
Carbon, C | 0.20 |
Phosphorous, P | 0.045 |
Sulfur, S | 0.030 |
Properties | Metric | Imperial |
Tensile strength | 620 MPa | 89900 psi |
Yield strength (@ strain 0.200%) | 310 MPa | 45000 psi |
Izod impact | 120 – 165 J | 88.5 – 122 ft-lb |
Shear modulus (typical for steel) | 77 GPa | 11200 ksi |
Elastic modulus | 200 GPa | 29008 ksi |
Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break (in 50 mm) | 45% | 45% |
Hardness, Brinell | 147 | 147 |
Hardness, Rockwell B | 85 | 85 |
Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
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 309/309S Bolts find their place in various industries that demand high-temperature resistance and stability, such as furnaces, kilns, heat exchangers, and boiler equipment. They’re widely used in petrochemical plants, power generation facilities, thermal processing industries, and refineries. Thanks to their excellent oxidation and corrosion resistance, these bolts are ideal for exhaust systems, combustion chambers, and chemical processing equipment. Additionally, they are utilized in structural applications, ensuring that they meet the rigorous demands of the industries they serve.
Amin Fasteners offers a full range of documentation, including our stainless steel 309/309S bolts, trademarks, packaging information, and quality certificates. We offer comprehensive test reports such as MTC per EN 10204/3.1b, PMI Testing, 100% radiography, and third-party inspections. These documents ensure transparency and the quality and compliance of our bolts, resulting in complete customer satisfaction.
Amin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Safat, Kuwait, with over 8 years of experience serving global industries.
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