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The Mumbai-based Fasteners Mart is a leading industrial fasteners supplier providing an extensive selection of high-quality products such as Stainless Steel 309/309S Fasteners. The fasteners are constructed using Grade 309/309S stainless steel, which exhibits exceptional resistance to corrosion and oxidation, particularly at high temperatures. Supplied in multiple shapes and sizes, these fasteners find application in various industries that need tough, reliable fastening solutions for harsh environments. These fasteners are ideal for applications requiring outstanding strength and resistance to heat.
Stainless Steel 309/309S Fasteners have around 23-25% chromium and 12-15% nickel, which offers superior resistance to corrosion and oxidation. The 309S has a low carbon content, which makes it suitable for welding purposes. The tensile strength of these fasteners is around 520 MPa and the yield strength is 205 MPa. They exhibit good performance at high temperatures with a maximum service temperature of 1000°C. Their superior resistance to sulfur and other corrosive atmospheres guarantees their suitability to the demanding industrial applications.
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 Fasteners find wide use in high-temperature applications for their remarkable resistance properties. Some of their uses include furnace components, heat exchangers, and boiler components. They find industries like petrochemical, chemical processing, power generation, and food processing suitable for their use. Because of their superior resistance to oxidation, they find usage in places where other materials become corroded or deteriorate, e.g., in combustion chambers, exhaust systems, etc., and other heat-containing environments. These fasteners provide longevity and durability, which ensure the reliability and safety of key infrastructure in harsh environments.
The Fasteners Mart offers timely delivery and safe packaging of Stainless Steel 309/309S Fasteners. The fasteners are packed with utmost care to avoid damage during shipping, and there are customized packaging solutions to suit individual requirements. The company ensures safe and timely shipping, delivering products in the best possible condition to satisfy the high standards of industrial customers.
The Fasteners Mart is a leading manufacturer and supplier of high-quality fasteners in Mumbai, India, with over 8 years of experience serving global industries.
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