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Malik Fasteners is a reputable manufacturer and supplier located in Manama, Bahrain, specializing in top-notch Stainless Steel 309 / 309S Fasteners tailored for various industrial applications. With a strong commitment to precision engineering, durability, and customer satisfaction, the company provides products that adhere to global standards and can endure tough operating conditions. Their fasteners are celebrated for their exceptional heat resistance, corrosion protection, and long-lasting performance, making them perfect for high-temperature and corrosive settings. Backed by cutting-edge manufacturing techniques and rigorous quality control, Malik Fasteners guarantees reliable, efficient, and cost-effective fastening solutions for clients in construction, petrochemical, marine, and engineering sectors.
Stainless Steel 309 / 309S Fasteners are mainly made up of high chromium (22–24%) and nickel (12–15%) content, with low carbon levels in grade 309S to enhance weldability. The alloy also includes manganese, silicon, and trace elements that boost its stability at high temperatures. These fasteners provide remarkable mechanical strength, oxidation resistance, and outstanding thermal performance. They retain good tensile and yield strength even when exposed to elevated temperatures, along with impressive creep resistance. Their well-balanced composition ensures durability, corrosion resistance, and dependable performance in heat-intensive industrial settings.
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 extensive use in industries that demand high-temperature resistance and robust corrosion protection. They are perfect for furnace components, heat exchangers, kilns, boilers, and thermal processing equipment. In petrochemical and refinery operations, these fasteners excel in oxidizing environments. They are also utilized in power generation, aerospace, and other sectors where reliability and performance are crucial. Their ability to withstand extreme conditions makes them a go-to choice for engineers and manufacturers looking for dependable fastening solutions in challenging environments.
At Malik 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.
Malik Fasteners is a leading manufacturer and supplier of high-quality fasteners in Manama, Bahrain, with over 8 years of experience serving global industries.
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