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Hazlewood Fasteners, a leading manufacturer and supplier based in Canberra, Australia, specializes in high-quality Stainless Steel 309/309S Fasteners designed for superior performance in high-temperature and corrosive environments. Engineered with precision and durability, these fasteners are ideal for industrial applications that demand exceptional heat and oxidation resistance. Manufactured under strict quality standards, Hazlewood’s Stainless Steel 309/309S Fasteners ensure reliability, longevity, and strength in demanding conditions. With a wide product range serving industries such as petrochemical, power generation, construction, and marine, Hazlewood Fasteners delivers fastening solutions that combine innovation, performance, and trust for diverse engineering requirements.
Stainless Steel 309/309S Fasteners are composed of chromium (22–24%), nickel (12–15%), and low carbon content, offering excellent oxidation and corrosion resistance. The lower carbon in 309S minimizes carbide precipitation during welding. These fasteners exhibit high tensile strength (around 620 MPa), good yield strength, and excellent creep resistance at elevated temperatures. Their superior mechanical stability and hardness make them suitable for thermal cycling and high-stress environments. Additionally, they maintain toughness and structural integrity in both oxidizing and reducing atmospheres, ensuring dependable performance in high-temperature industrial operations.
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 are widely used in industries requiring resistance to heat and corrosion. Common applications include furnace components, heat exchangers, boilers, kilns, and exhaust systems. They are extensively employed in chemical processing, petrochemical, power generation, and thermal plants for securing components exposed to extreme temperatures. In construction and marine industries, these fasteners provide durability against harsh environmental conditions. They are also used in automotive and aerospace systems for high-performance assemblies. With their superior mechanical strength and oxidation resistance, 309/309S fasteners ensure long-lasting, reliable connections in both structural and mechanical high-temperature applications.
At Hazlewood Fasteners, our commitment to quality is unwavering, as evidenced by the rigorous testing procedures applied to all Stainless Steel 309/309S fasteners before shipment. These advanced tests include hardness, chemical analysis by Spectro analysis, positive material identification (PMI), levelling, micro-macro, pitting resistance, fire and intergranular corrosion (IGC) testing. Furthermore, we offer third-party inspection certifications to ensure our fasteners are of the highest quality and reliable for demanding applications.
Hazlewood Fasteners is a leading manufacturer and supplier of high-quality fasteners in Canberra, Australia, with over 8 years of experience serving global industries.
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