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Hamad Fasteners, located in Riyadh, Saudi Arabia, stands out as a top-notch manufacturer and supplier of high-quality industrial fasteners that meet global standards for strength and durability. The company is dedicated to providing dependable fastening solutions for industries with demanding needs all around the world. Among their extensive product lineup are the Stainless Steel 442 Fasteners, which are celebrated for their impressive heat resistance, exceptional strength, and long-lasting durability in high-temperature settings. Hamad Fasteners takes pride in its precision engineering and rigorous quality control, ensuring these fasteners are perfect for critical operations in sectors like petrochemical, power generation, and industrial processing.
These Stainless Steel 442 Fasteners are primarily made of iron, featuring a high chromium content (17–23%) along with trace amounts of molybdenum and other elements, which grant them outstanding resistance to oxidation and scaling at elevated temperatures. They boast a high tensile strength of about 620–750 MPa, a yield strength of around 310 MPa, and commendable hardness, all contributing to their durability. With excellent resistance to thermal fatigue and corrosion in oxidizing environments, these fasteners maintain their mechanical stability and performance even under high-stress, high-heat conditions.
| Component | Wt. % |
| C | 0.23 |
| Cr | 12.5 |
| Fe | 83 |
| Mn | 0.5 |
| Mo | 1 |
| Ni | 0.8 |
| P | 0.02 |
| S | 0.015 |
| Si | 0.38 |
| V | 0.23 |
| W | 1 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 290 | 290 | Estimated from Rockwell C value for Brinell test with 3000 kg load/10 mm diameter ball |
| Hardness, Knoop | 315 | 315 | Estimated from Rockwell C value. |
| Hardness, Rockwell C | 30 | 30 | |
| Hardness, Vickers | 304 | 304 | Estimated from Rockwell C value. |
| Tensile Strength, Ultimate | 897 MPa | 130000 psi | |
| Tensile Strength, Yield | 828 MPa | 120000 psi | 0.2% Offset |
| Elongation at Break | 15 % | 15 % | |
| Reduction of Area | 40 % | 40 % |
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 442 fasteners find versatile applications in a variety of industries due to their exceptional resistance to corrosion and corrosion. It is commonly used in automotive exhaust systems, where it resists high temperatures and corrosive gases. Furthermore, these binders are used in industrial equipment in high temperature and chemical environments to ensure reliable performance and durability Their strength, as well as resistance to scaling making it suitable for use in power generation, chemical plants, and other demanding applications including durability, strength and materials
You’ll find Stainless Steel 442 Fasteners commonly used in heat exchangers, boilers, power generation equipment, furnaces, and automotive exhaust systems, thanks to their remarkable heat and oxidation resistance. They’re also well-suited for applications in chemical processing, refinery units, and other high-temperature environments where long-lasting durability is crucial. Their ability to uphold structural integrity and strength in extreme heat makes them a go-to choice for industries that need reliable fastening solutions in tough operating conditions.
Hamad Fasteners is one of the Industrial suppliers and manufacturers of quality fasteners in Riyadh, Saudi Arabia, that has spent more than 12 years serving various industries.
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