Hastelloy B2 Alloy Plate & Sheet, please note that the above table provides a range of standard thicknesses, widths, and lengths for Hastelloy.
- Dimensions:
- Thickness : 0.5 mm to 150 mm
- Width : 1000 mm to 2500 mm
- Length : 2000 mm to 6000 mm
- *Customized size needs to be confirmed with us
- Delivery State: Cold Drawn, Hot Rolled, Forged, Grinding, Centerless Grinding
- Finish: Bright, Polishing, Mirror, Hairline, Pickled, Peeled, Black
- Certification: ISO, SGS, BV and so on.
Composition of Hastelloy B2 Plate
| Component | Min Value | Max Value | Specification and Model |
|---|---|---|---|
| Silicon (Si) | – | 0.08 | Standard Specification |
| Nickel (Ni) | – | Balance (approximately 58%) | Hastelloy B-2, UNS N10665 |
| Chromium (Cr) | 1.6 | 2.0 | – |
| Iron (Fe) | – | 2.0 | – |
| Carbon (C) | – | 0.01 | – |
| Manganese (Mn) | – | 1.0 | – |
| Copper (Cu) | – | 0.5 | – |
| Molybdenum (Mo) | 26.0 | 30.0 | – |
| Cobalt (Co) | – | 1.0 | – |
| Phosphorus (P) | – | 0.02 | – |
| Sulfur (S) | – | 0.01 | – |
We have a large amount of high-quality alloy inventory ready for shipment, please request a quote immediately.
Physical Property of Hastelloy B2 Plate
| Physical Property | Value |
|---|---|
| Density | 9.22 g/cm³ (or approximately 9.2 g/cm³) |
| Melting Temperature Range | 1330~1380 ℃ |
| Thermal Conductivity | 10.1 W/(m·K) |
| Coefficient of Thermal Expansion (CTE) | Approximately 8.6×10-6/℃ (depending on the source and temperature range) |
| Electrical Resistivity | 137 μΩ·cm |
| Tensile Strength | Minimum 690 MPa |
| Yield Strength | Minimum 305 MPa |
| Elongation | 40% |
The physical properties of Hastelloy B2 plate make it an ideal material for applications in harsh environments, such as those in the chemical, petrochemical, marine, and nuclear industries. Its high melting point, corrosion resistance, and dimensional stability make it suitable for a wide range of applications where high performance and reliability are required. Huaxiao Metal Manufacturer provides the various the alloy products and the best solution for customers.
Mechanical Property of Hastelloy B2 Plate
| Mechanical Property | Value |
|---|---|
| Tensile Strength, Ultimate (UTS) | Minimum 690 MPa |
| Yield Strength (0.2% Offset) | Minimum 310 MPa |
| Elongation at Break | Approximately 40% |
| Reduction of Area | Approximately 50% |
| Hardness (Rockwell B) | Approximately 88 |
| Impact Strength (Charpy V-Notch) | Various values depending on temperature (e.g., 150 J at room temperature) |
We have a large amount of high-quality alloy inventory ready for shipment, please request a quote immediately.
Advantages of Hastelloy B2 Plate
Excellent Corrosion Resistance
Hastelloy B2 plate exhibits superior corrosion resistance in a wide range of environments, particularly in reducing media. It is highly resistant to attack by various chemicals, including hydrochloric acid, sulfuric acid, hydrofluoric acid, and nitric acid, across a broad concentration and temperature range. This makes it suitable for use in chemical processing equipment, pollution control systems, and other applications where exposure to腐蚀性 media is likely.
High Strength and Ductility
Hastelloy B2 plate combines high strength with excellent ductility. It has a tensile strength of at least 690 MPa and a yield strength of at least 310 MPa, while also offering an elongation at break of approximately 40%. This combination of strength and ductility allows it to withstand high loads and stresses without failing, making it ideal for applications that require both mechanical integrity and corrosion resistance.
Good Weldability
Despite its high molybdenum content, which can potentially lead to welding challenges such as hot cracking, Hastelloy B2 plate can be welded using appropriate welding techniques and precautions. Preheat treatment, post-weld annealing, and the use of low sulfur welding consumables can help minimize the risk of welding defects. The alloy’s good weldability expands its versatility and makes it suitable for fabricating complex structures and components.
High Temperature Stability
Hastelloy B2 plate maintains its mechanical properties and corrosion resistance at elevated temperatures. It can operate continuously in environments up to about 700°C (depending on specific application conditions). This high-temperature stability makes it suitable for use in high-temperature processes and equipment, such as combustion furnaces and exhaust treatment systems.
Resistance to Stress Corrosion Cracking
Hastelloy B2 plate has good resistance to stress corrosion cracking, which is a critical property for materials used in corrosive environments subject to tensile stresses. This resistance helps ensure the long-term integrity and reliability of components made from Hastelloy B2 plate, especially in applications where the risk of stress corrosion cracking is high.
Versatility in Applications
Due to its combination of corrosion resistance, high strength, ductility, and weldability, Hastelloy B2 plate is versatile and can be used in various industries and applications. It is commonly found in chemical reactors, heat exchangers, storage tanks, piping systems, pump valves, and aerospace engine components, among others.
Manufacturing Process of Hastelloy B2 Plate
Hastelloy B2 plate is a type of nickel-based corrosion-resistant alloy plate specifically designed for applications requiring high resistance to corrosion, particularly in welding areas. It is an improved version of its predecessor, Hastelloy B, addressing issues such as knife-line corrosion and intergranular corrosion in the heat-affected zone during welding.Huaxiao Metal Supplier is professional and experienced in producing alloy products in China.
1. Raw Material Preparation
- Alloy Composition: Hastelloy B2 is primarily composed of nickel (Ni), molybdenum (Mo), and smaller amounts of iron (Fe), carbon (C), silicon (Si), and other trace elements. The exact composition is carefully controlled to ensure optimal corrosion resistance, strength, and ductility.
- Melting and Casting: The raw materials are melted in a vacuum or inert atmosphere furnace to minimize contamination. The molten alloy is then cast into ingots, which are the starting point for plate production.
2. Hot Rolling
- Heating: The ingots are heated to a temperature above the recrystallization temperature of the alloy. This ensures that the material can be easily deformed during rolling.
- Rolling: The heated ingots are passed through a series of rolling mills, which gradually reduce their thickness to the desired plate dimensions. Multiple passes through the rolling mills are typically required to achieve the final thickness.
- Cooling: After rolling, the plates are cooled in a controlled manner to prevent the formation of undesirable microstructures.
3. Heat Treatment
- Solution Annealing: This step is crucial for achieving the desired microstructure and properties of Hastelloy B2 plate. The plates are heated to a temperature within the solution annealing range (typically around 1000-1200°C) and held at that temperature for a specific time. This allows the alloy elements to dissolve into the nickel matrix, forming a homogeneous solid solution.
- Quenching: After solution annealing, the plates are rapidly cooled (quenched) to room temperature. This step retains the homogeneous solid solution structure and enhances the corrosion resistance of the alloy.
4. Surface Finishing
- Scaling and Cleaning: The plates are cleaned to remove any oxides or scale formed during heating and rolling. This may involve shot blasting, pickling, or other surface treatment methods.
- Inspection and Testing: The plates are inspected for defects such as cracks, porosity, and inclusions. They may also undergo mechanical testing (e.g., tensile testing, impact testing) and corrosion testing to ensure they meet the specified standards and requirements.
5. Cutting and Shaping
- Cutting to Size: The plates are cut to the desired dimensions using plasma cutting, laser cutting, or other suitable methods.
- Forming and Fabrication: Depending on the end application, the plates may undergo further forming operations such as bending, rolling, or welding to create complex structures and components.
6. Final Inspection and Packaging
- Final Inspection: The plates are inspected once more to ensure they meet all quality standards and specifications.
- Packaging: The plates are carefully packaged to prevent damage during transportation and storage. They are typically shipped in wooden crates or pallets and may require special handling instructions.
What is Hastelloy B2 Plate?
Hastelloy B2 Plate is a type of nickel-based superalloy plate that possesses exceptional high-temperature mechanical properties and outstanding resistance to high-temperature oxidation. It is primarily composed of nickel, chromium, iron, and molybdenum, with additional trace elements such as cobalt, aluminum, tungsten, and others. This unique composition provides Hastelloy B2 Plate with a combination of superior corrosion resistance, high-temperature strength, and good fabricability. Huaxiao Metal Supplier is professional and experienced in alloy producing factory, our company provides the personalized services and welcome to inquiry about the lastest price.
Applications of Hastelloy B2 Plate
Hastelloy B2 plate offers a unique combination of properties that make it an excellent choice for numerous demanding applications. Its corrosion resistance, high strength, ductility, weldability, high-temperature stability, and resistance to stress corrosion cracking contribute to its versatility and reliability in various industries. Welcome to inquiry.
- Chemical Industry: For manufacturing reactor vessels, linings, piping, tanks, valves, pumps, and other components exposed to strong acids.
- Petrochemical Industry: For welded components where the alloy’s excellent weldability and corrosion resistance are advantageous.
- Other High-Temperature and Corrosive Environments: In industrial furnace components and other applications where resistance to medium concentrations of non-oxidizing acids is required.
In Conclusion
Hastelloy B2 plate is also used in various other applications such as acetic acid/acetic anhydride production, acid leaching, cellophane manufacturing, chlorination systems, complex mixed acid processing, roller manufacturing for electroplating zinc tanks, expansion bellows manufacturing, flue gas scrubbers, hydrogen fluoride furnace cleaners, incinerator cleaners, nuclear fuel reprocessing, pesticide production, phosphoric acid production, pickling systems, plate heat exchangers, selective filtration systems, sulfur dioxide cooling towers, sulfonation systems, and more. Huaxiao Metal Manufacturer provides the hastelloy plate, and other shapes, such as tubes, wires, strip, coil, bar etc.
Our products are guaranteed in quality, and our professional team can provide technical support and consulting services. If you need more information or have any questions, please free to contact our customer service team.
