Hastelloy C276 Washer
Hastelloy C276 washer are produced from Hastelloy C-276 which is a nickel-molybdenum-chromium alloy that has superior corrosion, oxidation, and pitting resistance. They are superior in stress-corrosion cracking and high-temperature exhausting making them suitable for application in various industries.
Chemical compositions of Hastelloy C276 Washer
Hastelloy C276 washers are made from commercially pure titanium with the following typical chemical composition:
|
Element
|
Content (%)
|
|---|---|
|
Ni
|
55 %
|
|
W
|
3 - 4.5 %
|
|
Fe
|
4 - 7 %
|
|
Cr
|
14.5 - 16.5 %
|
|
Mo
|
15 - 17 %
|
This information is useful in evaluating the Hastelloy C276 washer's performance under different operating conditions.
Mechanical properties of Hastelloy C276 Washer
Hastelloy C276 washer possesses several key mechanical properties:
|
Condition
|
Approx. tensile strength
|
Approx. operating temperature
|
||
|
N/mm²
|
ksi
|
°C
|
°F
|
|
|
Annealed
|
850 - 1050
|
123 - 152
|
-200 to +400
|
-330 to +750
|
|
Spring Temper
|
1300 - 1600
|
189 - 232
|
-200 to +400
|
-330 to +750
|
These properties ensure that Hastelloy C276 washers offer an all-round performance, making them suitable for various industrial applications.
Features of Hastelloy C276 Washer
Hastelloy C276 washers offer several notable features due to their unique composition and properties, which include:
- Exceptional Corrosion Resistance: Hastelloy C276 washer provide Excellent resistance to various corrosive agents such as acids and chlorides.
- Oxidation Resistance: Hastelloy C276 washer are used for maintaining structural integrity and performance where components operate in a high-temperature oxidizing atmosphere.
- Pitting and Crevice Corrosion Resistance: Hastelloy C276 washer have excellent resistance to pitting and crevice corrosion in severe environments.
- Stress-Corrosion Cracking Resistance: Hastelloy C276 washer are resistant to stress-corrosion cracking and hold up well in even the most challenging surroundings.
- High-Temperature Strength: Hastelloy C276 washer Maintain mechanical properties at high temperatures up to approximately 1900F or 1040C.
- Excellent Fabricability: Hastelloy C276 washer can be easily molded into various shapes and sizes to suit different uses in the building and construction industry.
- Good Weldability: The Hastelloy C276 washer can be welded by conventional methods of welding without much degradation of properties.
These features contribute to the versatility and reliability of the Hastelloy C276 washer in various demanding applications.
Applications of Hastelloy C276 Washer
Hastelloy C276 washer are utilized in a range of industries due to their unique properties. These bars are commonly used in industrial settings.
- Chemical Processing: Hastelloy C276 washer are used in reactors, pumps, and pipelines that deal with corrosive chemicals and acids.
- Petrochemical Industry: The hastelloy C276 washer are applied to refining equipment, distillation columns, and catalytic converters where there are aggressive materials.
- Marine Applications: These washer are utilized on parts of assemblies that are likely to come into contact with seawater and other marine harsh environments.
- Oil and Gas Industry: Hastelloy C276 washer are used in drilling equipment, production facilities, and pipelines that are exposed to abrasive environments.
- Pharmaceutical Industry: Hastelloy C276 washers are applied in equipment and systems that need to be resistant to corrosive agents and sterilisation procedures.
- Power Generation: C276 washer are used in heat exchangers, boilers, and gas turbines where there are high temperatures and damaging gases are present.
- Desalination Plants: The C276 washers are also used in seawater desalination systems that demand immunity to chloride-influenced corrosion.
Thus, Hastelloy C276 washer can withstand extreme conditions, making them a preferred choice for critical applications.