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At Mazin Fasteners, we are the leading manufacturer and supplier of Stainless Steel 321/321H fasteners in Muscat, OMAN. Our fasteners are designed for high temperature applications, providing excellent corrosion resistance and durability. Ideal for use in aerospace, automotive, petrochemical and other industries, our stainless steel 321/321H fasteners meet stringent quality standards to ensure reliable performance in difficult environments. Trust us for a perfectly crafted relationship that delivers consistent and long-lasting results.
Mazin Fasteners, located in Muscat, Oman, stands out as a top-notch manufacturer and supplier of high-quality industrial fasteners. They cater to various industries, including oil and gas, petrochemical, marine, and construction. Renowned for their precision-engineered products that adhere to international standards, the company offers durable and dependable solutions for critical applications. Among their impressive lineup are the Stainless Steel 321 / 321H Fasteners, celebrated for their exceptional corrosion resistance, robust strength, and stability even in high-temperature and harsh environments. Mazin Fasteners guarantees that these fasteners provide long-lasting performance, secure fastening, and reliability in demanding industrial settings.
| Standard | ASTM A193,A194 / ASME SA193,SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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.
The Stainless Steel 321 / 321H Fasteners are crafted with a blend of chromium and nickel, and they’re stabilized with titanium to prevent carbide precipitation during welding, which boosts their resistance to intergranular corrosion. The 321H variant features controlled carbon content, enhancing its performance at elevated temperatures. These fasteners boast strong mechanical properties, including high tensile and yield strength, toughness, and dimensional stability under thermal stress. Their unique combination of chemical resistance and mechanical durability makes them perfect for industrial applications that require reliable and long-lasting fasteners.
You’ll often find these fasteners in chemical and petrochemical plants, boilers, heat exchangers, pressure vessels, and high-temperature flanged connections. They’re ideal for securing bolts, nuts, pumps, valves, and structural assemblies that face oxidizing or corrosive conditions. Stainless Steel 321 / 321H Fasteners ensure secure load distribution, a long service life, and minimal maintenance, making them indispensable for industrial, marine, and high-temperature applications where strength and corrosion resistance are paramount.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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