Al Vishwas Nickel Alloys distinguishes itself as a trustworthy manufacturer and supplier of premium Incoloy 800/800H/800HT Washers based in Dubai, UAE. The company focuses on delivering high-performance fastening solutions built for demanding industrial environments. These washers are engineered to deliver exceptional strength, oxidation resistance, and stability even under elevated temperatures. Owing to their cutting-edge manufacturing methods and strict quality inspections, Al Vishwas Nickel Alloys ensures that each washer complies with international engineering standards, guaranteeing reliable performance across thermal processing, petrochemical, and power generation industries. Their dedication to accuracy, longevity, and customer satisfaction has established them as a preferred supplier for industries requiring corrosion-resistant and heat-resistant Incoloy fastening components.
Incoloy 800/800H/800HT Washers consist mainly of nickel, iron, and chromium, along with precisely regulated quantities of carbon, aluminum, and titanium included to enhance creep strength and oxidation resistance. The 800H and 800HT grades are especially recognized for their improved high-temperature stability, owing to their greater carbon content and refined alloying. These washers offer remarkable mechanical strength, solid ductility, and exceptional resistance to carburization, scaling, and thermal fatigue. They retain their structural integrity even under high-temperature conditions, which makes them ideal for systems exposed to sustained heat, corrosive gases, and mechanical stress.
| Specifications | : | ASTM B408 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | M02 to M33 |
| Size | : | 3 mm to 200 mm |
| Type | : | Flat Washer, Lock Washer, Sealing Washer, Split Washer, Slot Washer, Machine Washer, Star Washer SPRINGS – Wire Spring & Flat Spring |
| 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 Washers in Dubai, UAE, delivering advanced solutions for every one of your piping requirements. Our modern production facilities are conveniently situated in the UAE, enabling us to hold an extensive stock of more than 16,000 tons of top-grade materials ready and available. We are committed to supplying outstanding products and services, guaranteeing dependability and excellence for our worldwide customers.
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Incoloy 800/800H/800HT Washers are used across numerous industries requiring dependable operation under extreme heat and corrosive conditions. They’re commonly found in heat exchangers, furnace equipment, petrochemical processing units, boilers, superheater assemblies, and thermal power systems. Because they withstand oxidation and carburization, they’re well-suited for high-temperature fastener assemblies, reactor components, and piping systems in refineries and chemical plants. These washers also play a key role in maintaining the durability and dependability of vital industrial applications.
