UNS C95500 Nickel-Aluminium Bronze Chemical Composition, Grade, Charts and PDF Online

UNS C95500 involved is a highly mechanized alloy recognized for makes it possible effective immunity in aquatic settings particularly for the seawater. Consisting of mainly of copper, nickel, and aluminum, the chemical composition ranges typically from 9-11% of aluminum, 3-5% of nickel, and 0.5-1% of iron with copper always maintains higher amount. This alloy possesses superior qualities that make it perfect for marine applications including pumping, propellers, valves, and fittings. It allows for a superior mechanical strength, a good ductility as well as a thermal conductivity. Engineers manufacturers may refer to them accurately for different table, charts and PDFs with the datasheet to explore its mechanisms and chemistry in detail. Resources that are available for such selection make sure that the engineering projects meet the established grade and industry standards.

UNS C95500 Nickel-Aluminium Bronze Chemical Composition And Grade Table

UNS C95500 is a high strength nickel-aluminum bronze alloy, which has a solid reputation due to its exceptional corrosion resistance in seawater and other complex chemical solutions. Copper, nickel, aluminum and iron are the main constituents of this alloy and the mechanical properties together with the welding and machining are of the utmost quality. This alloy found mainly marine applications as propellers, shafts or valves. It is characterized by high strength, wear resistance, and good thermal conductivity. Its chemical composition regulates the product's characteristics so that they will be strong enough to perform in difficult environments. C95500 is a kind whose strength is praised by many because it also has a long lifespan even if it is exposed to the harshest of the environments.

UNS C95500 Nickel-Aluminium Bronze Composition Table
Elements Al Cu Fe Mn Ni Other
Min (%) 10.0 - 3.0 - 3.0 -
Max (%) 11.5 78.0 5.0 3.50 5.50 0.50

The Advantages and Disadvantages of UNS C95500 Copper Material Properties, C95500 Properties


  • High Strength: UNS C95500 Copper is a good choice for applications where strength is a priority, as it is very strong and can bear a lot of load.

  • Corrosion Resistance: It shows a good resistance to corrosion, especially in marine and aggressive environments, which makes it the ideal choice for marine hardware and components.

  • Machinability: This copper alloy has good machinability, which makes it easy to machine and to fabricate into complex shapes and parts.

  • Wear Resistance: UNS C95500 Copper is having a good wear resistance, which makes it a perfect choice for the applications that involve sliding or abrasive wear, like bearings and bushings.

  • Thermal Conductivity: It has a high thermal conductivity, which means that it is good at transferring heat, and this is useful in heat exchangers and other thermal management applications.


  • Cost: Copper alloys such as UNS C95500 are usually more expensive compared to other materials, thus, the project costs are also affected.

  • Weight: Copper is denser than some alternative materials, so the components made from UNS C95500 are heavier and not suitable for weight-sensitive applications.

  • Oxidation Susceptibility: Copper alloys are susceptible to oxidation over time, which can impair their look and may require surface treatments or coatings for protection.

  • Softness: Although UNS C95500 Copper has good strength, it is still softer than some other alloys, thus, it is not suitable for high-wear applications without proper hardening treatments.

  • Electrical Conductivity: Although high electrical conductivity is a good thing in many cases, it can be a problem in some situations where electrical insulation is needed, thus, additional measures or coatings are needed.

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Frequently Asked Questions

What is the chemical composition of UNS C95500 Nickel-Aluminum Bronze?

UNS C95500 Nickel-Aluminum Bronze usually has copper as the main element, along with aluminum, nickel, iron, manganese and sometimes other trace elements. The composition may be different, but the common percentages are about 78-82% copper, 3-5% aluminum, 4-5% nickel, and few other elements.

What is the grade and the standard of UNS C95500 Nickel-Aluminum Bronze?

The UNS C95500 Nickel-Aluminum Bronze meets the many standards like ASTM B148, ASTM B271, and SAE J461. These standards define the chemical composition, the mechanical properties, and the other requirements of the material.

What are the main characteristics of UNS C95500 Nickel-Aluminum Bronze?

The UNS C95500 Nickel-Aluminum Bronze has the best corrosion resistance, especially in seawater environments, and also has a good strength, toughness, and wear resistance. Besides, it has a great thermal conductivity and is non-magnetic.

What are the usual uses of UNS C95500 Nickel-Aluminum Bronze?

Nickel-Aluminum Bronze is widely used in marine and offshore applications because of its excellent corrosion resistance and mechanical properties. It is also applied in industries like aerospace, automotive, and manufacturing for parts that need high strength, wear resistance, and durability