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Sheetal Fasteners is a leading supplier, manufacturer and exporter of stainless steel 309/309S nuts, recognized for superior corrosion resistance and durability. Our range is available in various grades and configurations, providing excellent tensile strength and longevity. These nuts are designed to meet the stringent requirements of various industries, providing reliability and performance at high temperatures
Stainless steel 309/309S nuts are made primarily of chromium and nickel for high oxidation and corrosion resistance. They exhibit high tensile strength, good creep resistance, and high-temperature stability, making them ideal for high-temperature applications. Adding chromium ensures resistance to scaling and oxidation, while nickel makes them stronger and stronger. These nuts benefit from maintaining structural integrity under extreme conditions, ensuring reliability and durability in harsh environments such as power plants, petrochemical plants and high temperatures. The application of the
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.
At Sheetal Fasteners, we prioritize quality by offering multiple certifications on our 309/309S Nuts. Our comprehensive documentation includes commercial invoices, packaging information and certificates of departure. We perform comprehensive testing, offering reports on hardness testing, chemical analysis, positive material identification (PMI), pitting resistance tests, and more. In addition, we issue MTC, PMI test certificates and third-party inspection certificates in accordance with EN 10204/3.1b. This rigorous certification ensures that our fruits meet the highest standards and provide exceptional performance and reliability for demanding applications.
Sheetal Fasteners is a leading manufacturer and supplier of high-quality fasteners in Dubai, UAE, with over 8 years of experience serving global industries.
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