Hastelloy is a family of nickel-based alloys known for their exceptional resistance to corrosion, high-temperature stability, and mechanical strength. Among the various forms of Hastelloy products, Hastelloy B3 alloy is widely used in industries that demand reliability in harsh environments. This blog provides a detailed overview of Hastelloy alloy plates, covering their specifications, chemical composition, physical and mechanical properties, benefits, procurement tips, cost-effectiveness, manufacturing, pricing insights, and applications.Huaxiao Metal Supplier has the various hastelloy alloy shapes and the quality is good in China.
Overview of Hastelloy B3 Alloy
Hastelloy B3 alloy is a nickel-molybdenum-based superalloy designed to offer superior resistance to hydrochloric acid and other highly corrosive environments. It is an improved version of Hastelloy B2, with enhanced thermal stability and reduced susceptibility to fabrication issues. This blog provides a detailed analysis of Hastelloy B3 alloy, covering its overview, specifications, chemical composition, physical and mechanical properties, benefits, procurement tips, cost-effectiveness, manufacturing, pricing insights, and applications.
Hastelloy B3 is a nickel-molybdenum alloy with exceptional resistance to hydrochloric acid, sulfuric acid, acetic acid, and other reducing chemicals. It is specifically designed to address the shortcomings of Hastelloy B2, such as susceptibility to cracking during welding and thermal instability. Hastelloy B3 is widely used in chemical processing, pharmaceuticals, and waste treatment industries. As a leading supplier & manufacturer in China, Huaxiao Metal supply cost-effective Hastelloy B-3 Products.
Hastelloy B3 Alloy Specification
Hastelloy B3 is available in various forms, including plates, sheets, pipes, tubes, and fittings. Below are the general specifications:
| Parameter | Details |
|---|---|
| Standards | ASTM B335, ASME SB335, EN 2.4600 |
| Forms | Plates, sheets, pipes, tubes, fittings |
| Thickness (Plates) | 0.5 mm to 150 mm |
| Width (Plates) | Up to 2000 mm |
| Length (Plates) | Up to 6000 mm |
| Surface Finish | Hot-rolled, cold-rolled, polished |
Chemical Composition of Hastelloy B3 Alloy
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The chemical composition of Hastelloy B3 is optimized for corrosion resistance and thermal stability. Below is the detailed composition:
| Element | Composition (%) |
|---|---|
| Nickel (Ni) | 65.0 (min) |
| Molybdenum (Mo) | 28.5 – 31.5 |
| Chromium (Cr) | 1.0 – 3.0 |
| Iron (Fe) | 1.0 – 3.0 |
| Manganese (Mn) | 3.0 (max) |
| Silicon (Si) | 0.10 (max) |
| Carbon (C) | 0.01 (max) |
| Cobalt (Co) | 3.0 (max) |
| Tungsten (W) | 1.5 (max) |
Physical Properties of Hastelloy B3 Alloy
Hastelloy B3 exhibits excellent physical properties, making it suitable for harsh environments.
| Property | Value |
|---|---|
| Density (g/cm³) | 9.22 |
| Melting Point (°C) | 1330 – 1380 |
| Thermal Conductivity (W/m·K) | 9.8 (at 100 °C) |
| Electrical Resistivity (µΩ·m) | 1.37 |
| Coefficient of Thermal Expansion (µm/m·K) | 11.5 (20 – 100 °C) |
Hastelloy B3 alloy boasts a density of 9.24g/cm³ and a melting point range of 1370-1410°C. Its physical properties make it suitable for high-temperature applications while maintaining structural integrity.
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Mechanical Properties of Hastelloy B3 Alloy
Hastelloy B3 offers superior mechanical strength and ductility.
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 760 |
| Yield Strength (MPa) | 350 |
| Elongation (%) | 40 |
| Hardness (Rockwell B) | 95 |
The mechanical properties of Hastelloy B3 alloy are impressive, with a minimum tensile strength of 760 MPa and a yield strength of 350 MPa. It exhibits good ductility, with an elongation of up to 40%, and a Brinell hardness not exceeding 94 HBS. These properties contribute to its resistance to stress corrosion cracking and its ability to withstand extreme conditions. Huaxiao Metal Supplier is professional and the hastelloy products are good quality in processing.
Benefits of Using Hastelloy B3 Alloy
- Exceptional Corrosion Resistance: Hastelloy B3 excels in resisting various acidic solutions, reducing media, chloride ions, and multiple industrial chemicals.
- High Thermal Stability: It maintains strength and ductility at temperatures up to 700°C, outperforming many other alloys.
- Good Processability: It can be forged, rolled, cut, bent, drilled, and welded, making it versatile for complex shapes and structures.
- Welding Performance: Suitable for common welding methods, though oxygen-acetylene and submerged arc welding should be avoided to prevent overheating.
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Hastelloy B3 Alloy Tips for Procurement and Cost-Effectiveness
When procuring Hastelloy B3 alloy, consider the following tips for cost-effectiveness:
- Evaluate the specific application requirements to determine the necessary specifications and quantities.
- Source from reputable suppliers to ensure material quality and consistency.
- Consider long-term partnerships with suppliers for volume discounts and consistent supply.
Hastelloy B3 Alloy Procurement
Procurement of Hastelloy B3 alloy involves identifying reliable suppliers, obtaining quotes, and evaluating material certificates to confirm composition and specifications. Communication with suppliers regarding lead times and delivery schedules is crucial for timely project execution.
Grade Selection: Ensure Hastelloy B3 is the right choice for your application (e.g., hydrochloric acid environments).
Supplier Reputation: Source from certified manufacturers with ISO 9001 or ASME certifications.
Testing and Certification: Request mill test reports (MTRs) to verify compliance with ASTM/ASME standards.
Hastelloy B3 Alloy Cost-Effectiveness
While Hastelloy B3 alloy may have a higher initial cost compared to some traditional materials, its longevity and reduced maintenance requirements lead to overall cost savings. The material’s ability to withstand harsh environments minimizes downtime and extends equipment lifespan.
Bulk Purchasing: Negotiate discounts for large orders.
Lifecycle Cost Analysis: Evaluate long-term savings from reduced maintenance and downtime.
Alternative Grades: Consider lower-cost alternatives if they meet performance requirements.
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Hastelloy B3 Alloy Manufacturing and Cost
Huaxiao Metal Supplier has many of hastelloy plate products in China, and the quality is good . Our company has the good services to every customers to the complete solutions. The manufacturing process involves:
The manufacturing process for Hastelloy B3 involves:
Melting and Casting: Raw materials are melted in an electric arc furnace (EAF) or vacuum induction melting (VIM) furnace.
Hot Working: The alloy is hot-rolled into plates, sheets, or billets.
Cold Working: Cold rolling or drawing is used for precise dimensions.
Heat Treatment: Solution annealing is performed to optimize mechanical properties.
Finishing: Cutting, polishing, and non-destructive testing (NDT) are carried out.
Cost Factors:
Raw material prices (nickel, molybdenum, etc.).
Manufacturing complexity.
Market demand and supply.
Hastelloy B3 Alloy Pricing Insights
Pricing for Hastelloy B3 alloy varies based on market conditions, supply and demand dynamics, and specific alloy grades and forms. Regular market monitoring and strategic purchasing can help manage costs effectively. Pricing for Hastelloy B3 varies based on form, thickness, and market conditions. Below is an approximate price range:
| Form | Price Range (USD/kg) |
|---|---|
| Plates/Sheets | 60−80 |
| Pipes/Tubes | 70−90 |
| Fittings | 80−100 |
Applications of Hastelloy B3 Alloy in Various Industries
In the chemical industry, Hastelloy B3 is used in reactors, tanks, and piping due to its resistance to strong acids and reducing media. In petrochemicals, it withstands harsh chemicals, particularly in chloride-containing environments. In energy sectors, its high-temperature corrosion resistance makes it ideal for nuclear and gas turbine applications. It also shines in pollution control, marine engineering, and more.
| Industry | Application |
|---|---|
| Chemical | Reactors, tanks, piping |
| Petrochemical | Refining equipment, reactors, cooling towers |
| Energy | Nuclear power, gas turbines |
| Pollution Control | Flue gas desulfurization units, waste purifiers |
| Marine Engineering | Structural materials for offshore platforms |
In Conclusion
Hastelloy B3 alloy’s unparalleled advantages make it a preferred material in numerous industries. Its exceptional corrosion resistance, thermal stability, and processability, combined with strategic procurement practices, lead to cost-effective and long-lasting solutions. Understanding its chemical composition, physical and mechanical properties, and diverse applications helps in making informed decisions that maximize material performance and project success. 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.
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. Hastelloy B3 alloy is a versatile and reliable material for industries that require exceptional resistance to hydrochloric acid and other reducing chemicals. Its enhanced thermal stability, ease of fabrication, and superior mechanical properties make it a preferred choice for demanding applications. By understanding its specifications, properties, and procurement strategies, industries can optimize their use of Hastelloy B3 for cost-effective and long-lasting performance.