UNS C95400 Nickel-Aluminium Bronze Chemical Properties, Grades, Chart and Pdf

UNS C95400 or nickel-aluminium bronze, which belongs to the copper alloy category, is widely recognized for its excellent corrosion resistance, mechanical properties as well as strength characteristics. Consisting of nickel, aluminum, iron, and copper it presents excellent corrosion resistance properties, which makes it an excellent material for seawater use. It is widely used for the manufacturing of marine hardware, valves, and pump components. The corrosion resistance of UNS C95400 makes it last longer and wither a lot. Grades in this alloy depend on precise composition and heat processing to deliver a range of choices that offer special properties that meet individual requirements. The complete chemical properties chart as well as an extensive PDF resources are available, which will ensure relevant information about the compound construction, mechanical characteristics and application recommendations, will be provided to aid engineers and manufacturers in the selection of the most suitable grade for their projects.

UNS C95400 Nickel-Aluminium Bronze Chemical Composition And Grade Table

UNS C95400, commonly denoted as Nickel-Aluminium Bronze, is one of the highly resilient alloys which is known for its corrosion protection capacity. Its chemical composition which can vary among compositions of 10-11% aluminum, 4% iron, 4% nickel, 2.5% manganese consists of elements like silicon and tin in small amounts. This alloy is praised for its resilience which is attributed to its saltwater corrosion resistance. Consequently, it is the best choice for marine applications like propellers, valves and pumps. C95400 demonstrates the best mechanical properties such as high tensile strength and wear resistance guaranteeing for a long-term service life and high reliability of the industrial equipment.

UNS C95400 Nickel-Aluminium Bronze Composition Table
Elements Cu Fe Al
Min (%) - - -
Max (%) 85 4 11

The Advantages and Disadvantages of UNS C95400 Copper Material Properties, C95400 Properties


  • High Strength: UNS C95400 Copper boasts the best mechanical properties such as high strength and hardness, hence it is suitable for heavy-duty applications.

  • Corrosion Resistance: It shows good resistance to corrosion, especially in the marine environment, because of its aluminum content, which makes it appropriate for use in seawater and other harsh conditions.

  • Wear Resistance: The alloy has good wear resistance, which makes it perfect for parts that are subjected to abrasion and friction like bearings, bushings, and gears.

  • Machinability: UNS C95400 Copper is famous for its good machinability, which facilitates the fabrication and production of intricate components.

  • Thermal Conductivity: It has high thermal conductivity, thus, it is suitable for applications that require efficient heat transfer like heat exchangers and cooling systems.


  • Cost: Copper alloys, such as UNS C95400, can be more costly than other materials, which in turn affects the cost of the final product or component.

  • Potential for Galvanic Corrosion: When in contact with dissimilar metals in some environments like saltwater, UNS C95400 Copper may be subject to galvanic corrosion, which will cause the rapid deterioration if no measures for prevention are taken.

  • Limited Availability: The process of getting UNS C95400 Copper may be hard, especially for specialized applications or in certain quantities, depending on the region and specific requirements.

  • Weight: Copper alloys are usually denser than some other materials, which leads to more weight for the components that are made from UNS C95400 Copper.

  • Surface Discoloration: Similar to other copper alloys, UNS C95400 Copper may develop surface discoloration over time because of oxidation or environmental factors, needing periodic maintenance or surface treatment to maintain aesthetics.

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Frequently Asked Questions

What is the chemical composition of UNS C95400 Nickel Aluminum Bronze?

The chemical composition usually has copper (Cu) as the main constituent, followed by aluminum (Al), iron (Fe), nickel (Ni), manganese (Mn), and silicon (Si) in different quantities. For instance, a usual composition could be about 85-90% copper, 9-11% aluminum, and minimum amounts of other elements.

What are the grades and standards that go with UNS C95400 Nickel Aluminum Bronze?

UNS C95400 Nickel Aluminum Bronze is in accordance with various international standards like ASTM B505, ASTM B271, and AMS 4871. The standards state the chemical composition, mechanical properties, and other requirements of the material.

What are the common uses of UNS C95400 Nickel Aluminum Bronze?

Nickel Aluminum Bronze is the most popular metal for marine applications because of its outstanding resistance to corrosion, especially in seawater environments. It is applied in different industries like aerospace, automotive, oil and gas, and manufacturing for components that need high strength, wear resistance, and durability.

What are the places where I can get charts and PDFs that have detailed information about UNS C95400 Nickel Aluminum Bronze?

Detailed charts, technical datasheets, and PDF documents containing information about UNS C95400 Nickel Aluminum Bronze can usually be found on manufacturer websites, material databases, or industry publications. These resources usually offer complete data on mechanical properties, chemical composition, heat treatment guidelines, and other things that are needed for engineering and design purposes.