Hastelloy B4 Sheet

Hastelloy B4 sheet is an alloy of nickel and molybdenum specifically developed for reducing conditions. It improves the ability to handle highly corrosive acids and chemical substances, including hydrochloric acid, sulfuric acid, acetic acid and phosphoric acid. Hastelloy B4 is characterised by high resistance to pitting, stress corrosion cracking, knife-line and heat-affected zone attack.

Chemical Composition of Hastelloy B4 Sheet

The composition of the Hastelloy B4 sheet is crucial for understanding its properties and performance in various industrial applications.

Thus, this table provides valuable insights into the chemical composition of these sheets, highlighting their properties and suitability. 

Mechanical Properties of Hastelloy B4 Sheet

The table provides essential information for engineers and manufacturers to assess the integrity and durability of Hastelloy B4 sheets in demanding environments.

Thus, this valuable data on the strength, flexibility, and resilience of the Hastelloy B4 sheet is crucial for ensuring reliability and longevity.

Advantages of Hastelloy B4 sheet

These flexible sheets offer numerous benefits for various industrial applications, which are as follows.

• Exceptional Corrosion Resistance: Hastelloy B4 sheet is highly resistant to various corrosive environments, especially in reducing acids, thus making it very useful in harsh environments.
• High-Temperature Stability: The material has high strength and good corrosion resistance at high temperatures and, therefore, can be used in high-temperature applications.
• Resistance to Pitting and Crevice Corrosion: Hastelloy B4 has better-localized corrosion resistance, including pitting and crevice corrosion, which improves the alloy’s life.
• Stress Corrosion Cracking Resistance: The alloy also significantly improves stress corrosion cracking, making it more reliable in demanding applications.
• Good Fabricability: Hastelloy B4 is relatively easy to work on and can be welded using standard procedures, and thus, it is possible to produce intricate parts and structures.
• Improved Thermal Stability: Compared to previous models, Hastelloy B4 has improved thermal stability, making it less likely to become brittle during welding or thermal cycling.

Hastelloy B4 sheet offers several advantages that make it suitable for industrial and commercial applications.

Applications of Hastelloy B4 Sheet

Due to its excellent features, the Hastelloy B4 sheet is preferred in various industrial applications. Some of the main applications include.

• Chemical Processing: Hastelloy B4 sheet is used in the chemical processing industry in reactors, heat exchangers, and piping to handle aggressive chemicals and acids.
• Pharmaceutical Industry: The pharmaceutical industry uses alloys for equipment and pipes, where corrosion protection guarantees the product's quality and the process's reliability.
• Petrochemical Industry: Hastelloy B4 sheet is ideal for the petrochemical industry for the processing equipment and piping systems required at high temperatures and in corrosive environments.
• Marine Applications: Hastelloy B4 sheet is suitable for marine applications such as seawater systems, heat exchangers and parts that come into contact with saltwater.
• Oil and Gas Industry: Hastelloy B4 is used in the oil and gas industry for downhole and surfaces in tubing and piping systems exposed to sour gas and other corrosive materials.
• Food Processing: The corrosion resistance of the alloy guarantees the cleanliness and product quality of the food products and chemicals in the food processing equipment and pipes.

Hastelloy B4 sheet is an application across various industries due to its valuable features, making it versatile.