Customization: | Available |
---|---|
Application: | Aviation, Electronics, Industrial, Medical, Chemical |
Standard: | JIS, GB, DIN, BS, ASTM, AISI |
Still deciding? Get samples of US$ 25/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Hastelloy C276 is a nickel-molybdenum-chromium alloy renowned for its exceptional corrosion resistance in a wide range of aggressive environments. Here's a detailed description of Hastelloy C276 plates:
Composition: Hastelloy C276 consists primarily of nickel (Ni), with significant additions of chromium (Cr), molybdenum (Mo), and smaller amounts of tungsten (W), iron (Fe), and cobalt (Co). The chemical composition provides excellent resistance to corrosive media, including oxidizing and reducing environments.
Corrosion Resistance: Hastelloy C276 plates offer outstanding corrosion resistance in various corrosive environments, such as:
Mechanical Properties: Hastelloy C276 plates exhibit excellent mechanical properties, including:
Fabricability: Hastelloy C276 plates are readily fabricated using conventional welding, machining, and forming techniques. They can be welded using techniques such as gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), shielded metal arc welding (SMAW), and submerged arc welding (SAW).
Applications: Hastelloy C276 plates find widespread applications in industries requiring corrosion resistance and high-performance materials, including:
Overall, Hastelloy C276 plates are known for their exceptional corrosion resistance, mechanical properties, and versatility, making them suitable for demanding applications across various industries.
Hastelloy C-276 | % | Ni | Cr | Fe | Mo | W | Co | C | Mn | Si | S | P | V | Ti |
Min | Bal | 14.5 | 4 | 2.5 | 0.1 | - | - | - | - | - | - | 0.1 | - | |
Max | 7 | 16.5 | 4.5 | 15 | 3 | 1 | 0.8 | 1 | 0.001 | 0.015 |
Hastelloy C276 plates find application in a wide range of industries and environments where corrosion resistance and high performance are crucial. Here are some specific applications:
Chemical Processing:
Petrochemical Processing:
Pharmaceutical and Biotechnology Industries:
Power Generation:
Pollution Control:
Aerospace and Defense:
Overall, Hastelloy C276 plates are used in diverse industries and applications where corrosion resistance, high temperature performance, and reliability are essential requirements.
The production process for Hastelloy C276 plates typically involves several steps:
Melting and Alloying: The process begins with melting high-purity raw materials, including nickel, molybdenum, and chromium, along with other alloying elements such as tungsten and cobalt. These materials are melted in an electric arc furnace or a vacuum induction furnace under controlled conditions to ensure the desired chemical composition and cleanliness of the alloy.
Casting or Forming: Once the molten alloy is properly mixed and refined, it is cast into ingots or directly formed into slabs through continuous casting processes. This step helps to create the initial shape and size required for further processing.
Hot Rolling: The cast ingots or slabs are then hot rolled into thinner plates using rolling mills. This process involves passing the heated metal through a series of rollers to reduce its thickness and improve its mechanical properties. The temperature and rolling parameters are carefully controlled to achieve the desired plate thickness and uniformity.
Annealing: After hot rolling, the Hastelloy C276 plates undergo annealing, a heat treatment process that helps to relieve internal stresses, improve grain structure, and enhance the material's mechanical properties. Annealing is typically carried out in controlled atmospheres or vacuum furnaces to prevent oxidation and maintain the alloy's corrosion resistance.
Cold Rolling (Optional): In some cases, cold rolling may be employed to further reduce the thickness of the plates and improve their surface finish. Cold rolling involves passing the annealed plates through a series of rollers at room temperature to achieve the desired dimensional accuracy and surface smoothness.
Surface Treatment: Depending on the application requirements, the Hastelloy C276 plates may undergo surface treatments such as pickling, passivation, or polishing to remove any surface contaminants, oxide layers, or scale and improve their corrosion resistance and aesthetic appearance.
Quality Control and Testing: Throughout the production process, rigorous quality control measures are implemented to ensure that the Hastelloy C276 plates meet the specified chemical composition, dimensional tolerances, and mechanical properties. Non-destructive testing techniques such as ultrasonic testing, eddy current testing, and visual inspection are commonly used to detect any defects or imperfections in the plates.
Final Inspection and Packaging: Once the plates have passed all quality checks and testing requirements, they are inspected for final dimensional accuracy, surface finish, and overall quality before being properly packaged and prepared for shipment to customers.
Overall, the production process for Hastelloy C276 plates involves a combination of melting, casting or forming, hot rolling, annealing, cold rolling (if necessary), surface treatment, quality control, and final inspection to ensure that the finished plates meet the stringent requirements of various industrial applications.