Wstęp

C63000 is a nickel-aluminum bronze alloy known for its exceptional mechanical properties, corrosion resistance, and versatility in application. These features make it a preferred choice in marine, industrial, and aerospace sectors. Understanding the equivalent grades of C63000 is essential for engineers and material specialists to ensure compatibility and optimal performance across various projects. This article provides a comprehensive overview of C63000, including its specifications, common equivalent materials, and practical applications.

1. Importance of Equivalent Grades

The concept of equivalent grades is vital in material science. Equivalent grades refer to alternate materials that can perform similarly under specific conditions. This is particularly important when sourcing materials across different standards or dealing with supply chain issues. In the case of C63000, knowing its equivalents allows for flexibility in project design and sourcing.

2. Chemical Composition of C63000

The chemical composition of C63000 plays a crucial role in defining its physical and mechanical properties. Below is the standard composition as specified by AMS 4640:

ElementZakres procentowy
MiedźRem. (Remainder)
Cyna0.20%
Cynk0.30%
Żelazo2.00 – 4.00%
Nikiel4.00 – 5.50%
Aluminium9.00 – 11.00%
Mangan1.50%
Krzem0.25%

Significance of Composition

  • Miedź is the primary element, dictating most properties.
  • The addition of aluminium enhances corrosion resistance and strength.
  • Nikiel contributes to mechanical strength and improves overall durability.

3. Equivalent Specifications

C63000 is recognized in multiple standards, making it easier to find substitutes that maintain similar properties. The following table details the equivalent specifications of C63000:

CDAASTMSAEAMSFederalnyWojskowy
C63000B150, B150mJ461, J4634640QQ-C-465B AMD1

Implications of Equivalent Grades

  • Engaging with these equivalent materials can help address supply issues.
  • Standards such as ASTM and SAE ensure that materials meet specific performance benchmarks, thereby streamlining procurement processes.

4. Mechanical Properties

The mechanical properties of C63000 highlight its strength and durability, making it suitable for demanding applications. The following tables summarize the mechanical properties based on size:

4.1 Mechanical Properties for Various Sizes

Up to 1 inch (Rounds / Hexagons / Octagons)

NieruchomośćMinimumJednostka
Wytrzymałość na rozciąganie110ksi (760 MPa)
Siła plonowania68ksi (470 MPa)
Elongation in 4D10%
Twardość201-248HB

Over 1 inch to 2 inches

NieruchomośćMinimumJednostka
Wytrzymałość na rozciąganie110ksi (760 MPa)
Siła plonowania60ksi (415 MPa)
Elongation in 4D10%
Twardość201-248HB

Over 2 inches to 3 inches

NieruchomośćMinimumJednostka
Wytrzymałość na rozciąganie105ksi (725 MPa)
Siła plonowania55ksi (380 MPa)
Elongation in 4D10%
Twardość187-241HB

Over 3 inches to 5 inches

NieruchomośćMinimumJednostka
Wytrzymałość na rozciąganie100ksi (690 MPa)
Siła plonowania50ksi (345 MPa)
Elongation in 4D10%
Twardość187-241HB

4.2 General Observations

These mechanical properties make C63000 suitable for a wide range of applications, from marine hardware to critical aerospace components.

5. Physical Properties

C63000 possesses several physical attributes critical to its performance in different environments. The following table summarizes key physical properties:

NieruchomośćWartość
Temperatura topnienia – Liquidus1930 °F (1054 °C)
Temperatura topnienia – Solidus1895 °F (1035 °C)
Gęstość0.274 lb/in³ (7.58 g/cm³)
Przewodnictwo elektryczne7% IACS
Przewodność cieplna22.6 Btu/sq ft/ft hr/°F
Specyficzna pojemność cieplna0.09 Btu/lb/°F

Importance of Physical Properties

These properties are vital when considering applications that may involve high temperatures, electrical conductivity, or significant weight constraints.

6. Fabrication and Machinability

C63000 allows for various methods of fabrication. The suitability of different techniques varies:

TechnikaStosowność
Spawanie łukowe w osłonie gazowejDobrze
Spawanie łukiem metalowym powlekanymDobrze
Spot WeldingDobrze
Praca na zimnoSłaby
Formowanie na gorącoDobrze

Fabrication Considerations

Understanding the capabilities and limitations of these fabrication methods helps manufacturers optimize production processes and reduce costs.

7. Applications

C63000 is utilized in a wide array of applications across different industries due to its properties:

7.1 Marine Applications

  • Shipbuilding
  • Pumps and propellers
  • Sprzęt morski

7.2 Industrial Applications

  • Przekładnie
  • Namiar
  • Fluid power applications

7.3 Aerospace Applications

  • Structural components
  • Łączniki
  • Turbine components

Wniosek

C63000 nickel-aluminum bronze alloy is a versatile material with excellent mechanical and physical properties, making it suitable for various applications across multiple industries. By understanding its specifications and equivalent grades, engineers and material specialists can ensure proper material selection to meet specific project needs.

Summary of Key Points

  • C63000 has a unique chemical composition vital for its performance.
  • Knowledge of equivalent grades allows for flexibility in material sourcing.
  • Mechanical and physical properties make it suitable for marine, industrial, and aerospace applications.

This comprehensive overview serves as a foundation for further exploration into C63000 and its applications, supporting the engineering community in making informed decisions.