Welcome to Okoye Nickel Alloys, your trusted partner in Kinshasa for industrial solutions designed to withstand the most demanding environments. We specialize in providing high-performance materials, including the exceptionally resilient Hastelloy C22 bolts. Sourced from leading mills and crafted to the highest standards, our inventory is geared towards supporting the robust industrial sectors across Congo, ensuring reliability where it matters most. We understand that the integrity of a single component can define an entire operation, which is why we are committed to supplying fasteners that offer unparalleled corrosion resistance and long-term durability.
The strength of Hastelloy C22 bolts comes from their unique composition, primarily a precise balance of nickel, chromium, and molybdenum, with a significant addition of tungsten. This sophisticated blend grants them remarkable mechanical properties, including high tensile strength and excellent resistance to both stress and heat. They maintain their structural integrity across a vast temperature range, from sub-zero conditions up to intense heat, without becoming brittle or losing their toughness. This makes them far superior to standard stainless steel options, offering a reliable solution for critical applications.
Material | Specification | Standards | Size | Length |
Hastelloy Alloy C22 | IS BS ASTM | ASTM B574 | 3 mm | M02 to M33 |
Condition | Approx. tensile strength | Approx. operating temperature | ||
N/mm² | ksi | °C | °F | |
Annealed | 800 – 1100 | 116 – 159 | -200 to +400 | -330 to +750 |
Spring Temper | 1400 – 1700 | 203 – 247 | -200 to +400 | -330 to +750 |
Element | Content (%) |
|---|---|
Ni | 56% |
Co | 2.5% max |
W | 3% |
Fe | 3% |
Cr | 22% |
Mo | 13% |
At Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy C22 Bolts in Kinshasa, Congo, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Congo, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
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These exceptional bolts are indispensable in industries where failure is not an option. You will find them securing critical components in chemical processing plants, fighting off aggressive acids, and within the harsh environments of pollution control and flue gas desulfurization systems. They are equally vital in pharmaceutical manufacturing and oil and gas equipment, providing a dependable seal in pumps, reactors, and valves. Essentially, wherever severe corrosion from pitting, crevices, or chlorides is a constant threat, Hastelloy C22 bolts provide the essential, long-lasting security that keeps operations running safely and efficiently.
