About Alloy
C64200, known as aluminum silicon bronze, is a copper-based alloy renowned for its exceptional strength, corrosion resistance, and thermal conductivity. Composed primarily of copper with significant additions of silicon and aluminum, C64200 offers a unique combination of mechanical properties that make it suitable for various industrial applications. This alloy is valued for its high tensile strength, good wear resistance, and ability to withstand corrosion in diverse environments, including marine and industrial settings. Commonly used in marine hardware, valve components, and electrical applications, C64200 aluminum silicon bronze is favored for its reliability, durability, and performance under challenging conditions.
Product Form
BS 2872
BS 2874
AMS 4631
AMS 4634
ASTM B124
ASTM B150
ASTM B249
ASME SB150
SAE J463
SAE J461
BS EN12163
BS EN12164
BS EN12165
BS EN12167
BS EN12420
CuAl7Si2
Chemical Composition
| Weight % | Cu | Al | As | Fe | Pb | Mn | Ni | Si | Sn | Zn |
| AMS 4631 | Rem | 6.3 - 7.6 | 0.09 | 0.3 | 0.05 | 0.10 | 0.25 | 1.5 - 2.2 | 0.20 | 0.50 |
Property
| Material | Size | Tensile Strength ksi | Yield Strength ksi | Elongation 4D % |
| AMS 4631 | <0.5" | 90 | 45 | 9 |
| AMS 4631 | 0.5" - 1.00" | 85 | 45 | 12 |
| AMS 4631 | 1.00" - 2.00" | 80 | 42 | 12 |
| AMS 4631 | 2.00" - 3.00" | 75 | 35 | 15 |
Application
C64200 aluminum silicon bronze is widely utilized across various industries for its excellent mechanical properties and corrosion resistance. Key applications include:
● Marine Hardware: Due to its exceptional resistance to corrosion in seawater and brine environments, C64200 is extensively used for marine hardware such as propeller shafts, marine fittings, and pump components.
● Valve Components: The alloy is employed in valve components, including gate valves, ball valves, and pump components, where its high strength, corrosion resistance, and wear resistance ensure reliable operation and longevity.
● Electrical Applications: C64200 is used in electrical connectors, terminals, and switchgear components due to its good electrical conductivity and resistance to corrosion, ensuring reliable electrical performance.
● Industrial Machinery: The alloy finds application in heavy-duty industrial equipment such as gears, bearings, and bushings where its high strength and wear resistance contribute to reliable performance under demanding conditions.
● Heat Exchangers: C64200's excellent thermal conductivity makes it suitable for use in heat exchanger tubes and components, where efficient heat transfer is essential.
● Aerospace Components: C64200 aluminum silicon bronze is utilized in aerospace applications for bearings, bushings, and structural components requiring high strength, corrosion resistance, and fatigue resistance.
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