Al Vishwas Nickel Alloys is a dependable manufacturer and supplier of Incoloy 800/800H/800HT Nuts located in Dubai, UAE. They focus on delivering premium fastening solutions engineered for high-temperature and corrosive industrial environments. Well-known for their precise workmanship and dedication to international quality standards, the company manufactures nuts that deliver exceptional strength, stability, and enduring reliability. The Incoloy 800 series nuts are ideal for applications requiring superior resistance to oxidation, carburization, and thermal fatigue. Al Vishwas Nickel Alloys serves a range of industries, including petrochemicals, power generation, heat-treating equipment, and chemical processing, guaranteeing that clients get durable, high-performance fastening components customized to satisfy their demanding operational requirements.
Incoloy 800/800H/800HT Nuts consist mainly of nickel (30–35%), chromium (19–23%), and iron, along with precisely regulated proportions of titanium, aluminum, and carbon. The 800H and 800HT grades feature increased carbon content and fine-tuned Al+Ti levels, delivering better creep resistance, stress-rupture strength, and thermal stability under high temperatures. These nuts perform exceptionally at withstanding oxidation, carburization, chloride-induced stress corrosion cracking, and sulfidation. In terms of mechanical properties, they offer high tensile strength, good ductility, a stable microstructure, and dependable performance up to 1100°C, which makes them well suited for continuous operation in demanding, high-temperature settings.
| Standard | : | ASTM B425, ASME SB425, F2281 |
| Dimension | : | ASTM,DIN, BS,GB, IS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Nut Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
| Type | : | Hex Nut, Heavy Hex Nut, Lock Nut, Nylock Nut, Weld Nut, Dome Nut, Flange Nut, Square Nut, Eye Nut etc. |
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr | Al | Ti |
| 800 | 0.10 max | 1.50 max | 1.00 max | 0.015 max | 0.75 max | 39.50 min | 30.00 – 35.00 | 19.00 – 23.00 | 0.15 – 0.60 | 0.15 – 0.60 |
| 800H | 0.05 – 0.10 | 1.50 max | 1.00 max | 0.015 max | 0.75 max | 39.50 min | 30.00 – 35.00 | 19.00 – 23.00 | 0.15 – 0.60 | 0.15 – 0.60 |
| 800HT | 0.06 – 0.10 | 1.50 max | 1.00 max | 0.015 max | 0.75 max | 39.50 min | 30.00 – 35.00 | 19.00 – 23.00 | 0.15 – 0.60ᴬ | 0.15 – 0.60ᴬ |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 800 / 800H / 800HT | 7.94 g/cm3 | 1385 °C (2525 °F) | Psi – 75,000 , MPa – 520 | Psi – 30,000 , MPa – 205 | 30 % |
At Al Vishwas Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Incoloy 800/800H/800HT Nuts in Dubai, UAE, delivering advanced solutions for all your piping requirements. Our modern production facilities are strategically situated in the UAE, enabling us to keep an extensive stock of more than 16,000 tons of high-quality materials readily on hand. We are committed to supplying exceptional products and services, guaranteeing dependability and excellence for our worldwide customers.
Reach out to us for a fast quote tailored to your requirement.
Incoloy 800/800H/800HT Nuts are widely applied across industries where parts must endure intense heat, corrosive settings, and mechanical stress. They serve a vital function in heat exchangers, boilers, petrochemical facilities, chemical processing systems, and power generation equipment. These nuts firmly fasten components within furnace parts, superheaters, thermal oxidizers, cracking units, steam reformers, and refinery machinery. Their outstanding resistance to oxidation and other severe conditions makes them a preferred option for demanding applications.
