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Introduction (100 words): Hazlewood Fasteners, a well-respected manufacturer and supplier located in Canberra, Australia, specializes in top-quality Incoloy 800/800H/800HT Washers. These washers are crafted for outstanding strength, precision, and durability, making them perfect for high-temperature and corrosive settings. Made from a blend of nickel, iron, and chromium alloys, they offer remarkable resistance to oxidation, carburization, and scaling. Each washer is produced in line with international quality standards, guaranteeing reliable performance and a long lifespan. Hazlewood Fasteners’ Incoloy 800, 800H, and 800HT Washers are commonly utilized in industries like chemical processing, power generation, petrochemical, and marine, ensuring dependable load distribution and protection under extreme conditions.
Composition & Mechanical Properties (90 words): Incoloy 800/800H/800HT Washers primarily consist of nickel (30–35%), chromium (19–23%), and iron (the remainder), with carefully controlled levels of carbon, aluminum, and titanium to boost mechanical strength and thermal stability. The 800H and 800HT versions have higher carbon content and optimized titanium/aluminum ratios, which enhance their creep and rupture strength. These washers deliver a tensile strength ranging from 550 to 750 MPa and a yield strength between 200 and 350 MPa, maintaining excellent oxidation resistance up to 1100°C. They also showcase exceptional corrosion resistance, dimensional stability, and resistance to stress-corrosion cracking in both oxidizing and carburizing environments.
| Grades |
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| ASTM | ASTM F2281, ASTM F468M, ASTM F468 UNS N08825, ASTM F467 |
| Incoloy Washers Sizes |
Manufacturing M2, M3, M3.5, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M42, M45, M48 to M160 and Custom Metric Incoloy Fasteners |
| Alloy 825 Bolts Size Metric |
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| Incoloy Hex Bolts Size Inch |
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| Standard | Manufacturer of Incoloy Washers as per IS, ANSI, ASTM, DIN, ISO, JIS, GB, ASME, BS, UNI, CSN, EU, IFI, PN, and all International Standards
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Grade |
Tensile Strength (MPa) min |
Yield Strength 0.2% Proof (MPa) min |
Elongation (% in 50mm) min |
Hardness |
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Rockwell B (HR B) max |
Brinell (HB) max |
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Incoloy Fasteners |
Psi – 75,000 , MPa – 520 |
Psi – 30,000 , MPa –205 |
30 |
– |
– |
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Grade |
C |
Mn |
Si |
Fe |
S |
Cr |
Al-Ti |
Ni |
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Incoloy Fasteners |
min. |
– |
– |
– |
39.5 |
– |
19.0 |
0.15 |
30.0 |
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.
Incoloy 800/800H/800HT Washers are commonly found in heat exchangers, boilers, pressure vessels, petrochemical plants, and furnace equipment, where their heat and oxidation resistance is crucial. These washers shine in applications like thermal processing, power generation, chemical refining, and exhaust systems, ensuring dependable load distribution and fastening stability. In both marine and nuclear sectors, they excel in harsh, corrosive, and high-stress environments. Their remarkable ability to maintain strength and resist deformation at high temperatures makes them perfect for high-pressure pipelines, heaters, and process equipment, offering lasting protection and structural integrity in demanding industrial settings.
At Hazlewood Fasteners, we ensure that our Incoloy 800/800H/800HT washers are packaged with the utmost care to preserve their quality. Each washer undergoes a thorough inspection and is individually wrapped in protective material to prevent damage. They are then packed in robust, clearly labeled boxes that specify product details and quantities. Our packaging is designed to safeguard against environmental factors and physical impacts, ensuring that your high-performance washers arrive in perfect condition.
Hazlewood Fasteners is a leading manufacturer and supplier of high-quality fasteners in Canberra, Australia, with over 8 years of experience serving global industries.
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