Product Specification

Steel Plate Hastelloy C276 (4X8 FT.) Thickness 1.8-2.0 mm UNS N10276 Hastelloy Alloy Sheet

Hastelloy Alloy Plate

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:

1. 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.

2. Corrosion Resistance: Hastelloy C276 plates offer outstanding corrosion resistance in various corrosive environments, such as:

   • Strong acids: Sulfuric acid, hydrochloric acid, phosphoric acid, acid, and organic acids.
   • Halides: Chlorides, fluorides, bromides, and iodides.
   • Seawater and brine solutions.
   • Chlorine dioxide and hypochlorite solutions.
   • Sour gas environments containing hydrogen sulfide (H2S).
   • High-temperature environments.

3. Mechanical Properties: Hastelloy C276 plates exhibit excellent mechanical properties, including:

   • High tensile strength and yield strength.
   • Good ductility and toughness, even at cryogenic temperatures.
   • Low coefficient of thermal expansion.

4. 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).

5. Applications: Hastelloy C276 plates find widespread applications in industries requiring corrosion resistance and high-performance materials, including:

   • Chemical processing: Reactors, vessels, heat exchangers, and piping systems.
   • Petrochemical processing: Petrochemical reactors, distillation columns, and piping.
   • Pharmaceutical and biotechnology: Reaction vessels, pharmaceutical intermediates, and API production.
   • Power generation: Boiler components, heat exchangers, and flue gas desulfurization (FGD) systems.
   • Pollution control: Scrubbers, absorbers, and chemical processing equipment.
   • Aerospace and defense: Aircraft components, missile systems, and marine applications.

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 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:

1. Chemical Processing:

   • Reactors: Hastelloy C276 plates are used in reactor vessels for chemical reactions involving corrosive substances.
   • Piping Systems: They are employed in piping systems for transporting corrosive chemicals.
   • Heat Exchangers: Hastelloy C276 plates are used in heat exchangers where aggressive media need to be cooled or heated.

2. Petrochemical Processing:

   • Petrochemical Reactors: Hastelloy C276 plates are used in reactors for processing petrochemicals.
   • Distillation Columns: They find application in distillation columns where separation processes are carried out under corrosive conditions.
   • Piping: Hastelloy C276 plates are utilized in piping systems for transporting petrochemical products.

3. Pharmaceutical and Biotechnology Industries:

   • Reaction Vessels: Hastelloy C276 plates are used in vessels for chemical reactions and synthesis of pharmaceutical compounds.
   • Pharmaceutical Intermediates: They find application in processing intermediates for pharmaceutical products.
   • API Production: Hastelloy C276 plates are employed in the production of Active Pharmaceutical Ingredients (APIs).

4. Power Generation:

   • Boiler Components: Hastelloy C276 plates are used in boiler components such as tubesheets and tube supports in power generation plants.
   • Heat Exchangers: They find application in heat exchangers for cooling and condensing steam in power plants.
   • Flue Gas Desulfurization (FGD) Systems: Hastelloy C276 plates are employed in FGD systems for removing sulfur dioxide from flue gas.

5. Pollution Control:

   • Scrubbers: Hastelloy C276 plates are used in scrubbers for removing pollutants from industrial exhaust gases.
   • Absorbers: They find application in absorbers for absorbing corrosive gases and vapors.
   • Chemical Processing Equipment: Hastelloy C276 plates are utilized in various chemical processing equipment for pollution control purposes.

6. Aerospace and Defense:

   • Aircraft Components: Hastelloy C276 plates find application in aircraft components subjected to corrosive environments.
   • Missile Systems: They are used in missile systems where corrosion resistance is critical.
   • Marine Applications: Hastelloy C276 plates are employed in marine environments where exposure to saltwater can cause corrosion.

Overall, Hastelloy C276 plates are used in diverse industries and applications where corrosion resistance, high temperature performance, and reliability are essential requirements.