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Mira Fasteners is a reputable manufacturer and supplier located in Kuala Lumpur, Malaysia, known for its top-notch Stainless Steel 309/309S Nuts. With a strong focus on precision engineering and adherence to international quality standards, Mira Fasteners provides corrosion-resistant, high-temperature fasteners that cater to a variety of industries. These nuts are crafted using cutting-edge technology, making them perfect for demanding applications that require outstanding strength and resistance to oxidation. Serving both local and global clients, Mira Fasteners prides itself on timely deliveries, tailored solutions, and exceptional customer service, solidifying its position as a go-to choice for Stainless Steel 309/309S fastening solutions.
Stainless Steel 309/309S Nuts are primarily made up of chromium (22–24%), nickel (12–15%), and a low carbon content in 309S to enhance weldability. These alloys are known for their remarkable resistance to oxidation and corrosion, even at high temperatures. In terms of mechanical properties, they boast a tensile strength of about 550 MPa, a yield strength of 205 MPa, and an elongation of 40%. The nuts also maintain good toughness in cryogenic conditions and can handle high-stress environments. Their metallurgical stability and heat resistance make them ideal for use in furnace components, exhaust systems, and the chemical processing industry.
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 nuts are ideal for applications involving high temperatures and corrosive environments. They are commonly used in industrial applications such as power plants, petrochemical plants, and furnace construction, where high temperature and pressure resistance are important. Their good oxidation resistance makes them suitable for high-temperature applications, including heat exchangers, air filters and industrial furnace EN air – used in the aerospace and automotive industries. Their strength ensures reliable and durable performance in demanding applications.
Thanks to their excellent heat resistance and oxidation stability, Stainless Steel 309/309S Nuts are commonly used in high-temperature and corrosive settings. Typical applications include furnace parts, heat exchangers, and processes in the chemical and petrochemical sectors, as well as power generation and thermal processing plants. These nuts are also well-suited for exhaust systems, kiln liners, and steel plants where extreme temperatures are a regular occurrence. Their durability, weldability, and resistance to thermal cycling make them perfect for industries that require long-lasting performance and structural integrity in challenging operating conditions. The low carbon content in Stainless Steel 309S further enhances its resistance to sensitization.
Mira Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kuala lumpur, Malaysia, with over 8 years of experience serving global industries.
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