Hastelloy G3 Alloy: Outstanding Corrosion Resistance To Oxidizing Chemicals And Atmospheres

At Tianjin ZYTC, we proudly offer Hastelloy G3 Alloy,  a high-performance nickel-based alloy known for its excellent resistance to a variety of corrosive environments, particularly in applications that involve high temperatures and aggressive chemicals. It is an advanced version of the Hastelloy G series.

Key Features of Hastelloy G3

• Exceptional Corrosion Resistance: Hastelloy G3 offers superior resistance to a wide range of aggressive chemicals, including hydrochloric acid, sulfuric acid, phosphoric acid, and various other acidic and corrosive compounds. It is particularly effective in environments where chlorine or chloride ions are present, making it suitable for use in chemical processing and petrochemical industries.

• High-Temperature Strength: This alloy can withstand high operating temperatures without significant degradation in its mechanical properties. Its ability to maintain strength and resist corrosion at elevated temperatures makes it ideal for use in heat exchangers, furnace components, and other high-temperature applications.

• Enhanced Weldability: Hastelloy G3 provides excellent weldability, allowing it to be used in welding applications where other alloys might fail. This is particularly important in the fabrication of complex equipment for chemical processing industries.

• Good Fabricability: The alloy can be easily fabricated into different forms, including sheets, plates, and welded structures, without compromising its performance.

• Applications: Due to its superior properties, Hastelloy G3 is commonly used in environments such as chemical reactors, heat exchangers, and acid-handling equipment. It is widely used in industries like chemical processing, petrochemical, oil and gas, and power generation.

Chemical Composition of Hastelloy G3

• Nickel (Ni): Balance

• Chromium (Cr): 21.0%-23.5%

• Molybdenum (Mo): 15.0%-17.0%

• Iron (Fe): 17%-20%

• Cobalt (Co): 5% max

• Silicon (Si): 1% max

• Manganese (Mn): 1% max

• Carbon (C): 0.015% max

• Phosphorus (P): 0.04% max

• Sulfur (S): 0.03% max

• Copper (Cu): 1.5%-2.5%

• Tungsten (W): 1.5% max

• Niobium Tantalum (Nb+Ta): 0.5% max

Mechanical Properties of Hastelloy G3

• Tensile Strength: 100 ksi (690 Mpa)
• Yield Strength: 47 ksi (320 Mpa)
• Elongation: 50% min
• Hardness: Rockwell B 79

Key Applications of Hastelloy G3

• Acid gas and oil production equipment 

• Downhole equipment in severely acidic wells, brine injection wells and acid gas injection (AGI) wel

• Reducing acid treatment equipment

• Flue gas scrubber

• Flue gas desulfurization system, papermaking, phosphoric acid production steam generator and heat exchanger

Why Choose Tianjin ZYTC for Hastelloy G3?

At Tianjin ZYTC, we supply Hastelloy G3 alloy in various forms, including sheets, plates, rods, bars, and pipe fittings. Our products are manufactured to meet the highest industry standards, ensuring excellent performance and long-term reliability. Whether you are in the chemical, aerospace, power generation, or marine industry, Hastelloy G3 from Tianjin ZYTC is the material solution for your most demanding applications.

Contact Us Today for Premium Hastelloy G3

If you are looking for a material that can provide excellent chloride and dissolved oxygen resistance, Hastelloy G3 is the ideal choice. Get in touch with us today to learn more about how Hastelloy G3 can optimize your operations.