Al Vishwas Nickel Alloys is a well-regarded manufacturer and supplier of high-performance Hastelloy Washers based in Dubai, UAE. They serve a range of industries that demand exceptional corrosion resistance and durability. Driven by a dedication to engineering excellence, the company creates precision-crafted washers capable of withstanding harsh, corrosive, and high-temperature conditions. By pairing advanced manufacturing methods with strict quality control, Al Vishwas Nickel Alloys guarantees that every Hastelloy washer complies with international standards. Their extensive product selection, fast delivery, and customer-oriented service establish them as a preferred partner for clients in chemical processing, marine engineering, petrochemical plants, and other essential sectors requiring reliable fastening solutions.
Hastelloy Washers are primarily manufactured from nickel-molybdenum-chromium alloys, which deliver outstanding protection against pitting, stress-corrosion cracking, and oxidizing conditions. Grades such as Hastelloy C22 and C276 generally feature a high nickel content offset by chromium and molybdenum, guaranteeing superb strength and stability even under high temperatures. These washers offer high tensile strength, notable yield characteristics, and exceptional toughness in both acidic and chloride-heavy environments. Their mechanical soundness stays dependable throughout thermal cycling, making them ideal for challenging industrial uses where dependability, corrosion resistance, and structural performance are essential.
| Standard | : | ASTM / ASME |
| Dimension | : | ASTM, DIN, BS, GB, IS and all International Standards |
| Length | : | M02 to M33 |
| Washer Size | : | 3 mm to 200 mm |
| Materials / Grades | : | Hastelloy |
| Type | : | Plain Washer, Spring Washer, Tooth Washer, Tapper Washer, Tab Washer, Star Washer etc. |
| Material | C | Mn | Si | S | Co | Ni | Cr | Fe | Mo | P |
| Hastelloy | 0.010 max | 1.00 max | 0.08 max | 0.03 max | 2.50 max | 50.99 min* | 14.50 – 16.50 | 4.00 – 7.00 | 15.00 – 17.00 | 0.04 max |
| Material | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Hastelloy | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
At Al Vishwas Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Washers in Dubai, UAE, delivering advanced solutions for every one of your piping requirements. Our modern production facilities are strategically situated in the UAE, enabling us to keep an extensive inventory of more than 16,000 tons of top-quality materials on hand and ready in stock. We are committed to supplying outstanding products and services, guaranteeing dependability and excellence for our clients around the world.
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Hastelloy Washers are widely applied in industries requiring outstanding corrosion resistance and durability under severe conditions. Within chemical processing, they support equipment exposed to strong acids, solvents, and elevated temperatures. Across the petrochemical and oil & gas sectors, they provide dependable fastening in pipelines, reactors, and high-pressure systems. Marine engineering likewise gains from these washers, which serve in components subjected to demanding environments.
