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C68700 Aluminum Brass Tube
Material
C68700 Aluminum Brass Tube is a type of brass alloy composed primarily of copper, aluminum, and small amounts of other elements.
Specification
Material Grade: C68700
Composition: Copper (Cu) - 76-79%, Aluminum (Al) - 0.8-1.5%, Iron (Fe) - 0.05%, Lead (Pb) - 0.05%, Zinc (Zn) - 0.05%, Others (each) - 0.30%, Others (total) - 1.0%
Standard: ASTM B111/B111M - Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock
Key Features
Excellent corrosion resistance
High thermal conductivity
Good workability and formability
Resistance to erosion in high-velocity water flow environments
Low risk of dezincification
Chemical Composition
| Element | Composition (%) |
| Copper (Cu) | 76-79 |
| Aluminum (Al) | 0.8-1.5 |
| Iron (Fe) | 0.05 |
| Lead (Pb) | 0.05 |
| Zinc (Zn) | 0.05 |
| Others (each) | 0.30 |
| Others (total) | 1.0 |
Mechanical Properties
| Property | Value |
| Tensile Strength, ksi (MPa) | 50-55 (345-380) |
| Yield Strength, ksi (MPa) | 20-25 (140-175) |
| Elongation in 2 inches, % | 15-20 |
| Hardness, Rockwell B | 65-75 |
Physical Properties
| Property | Value |
| Density, g/cm³ | 8.53 |
| Melting Point, °C | 900-940 |
| Thermal Conductivity, W/mK | 124 |
| Electrical Conductivity, %IACS | 29 |
Process Performance
| Property | Performance |
| Hot Workability | Excellent |
| Cold Workability | Good |
| Weldability | Excellent |
| Machinability | Good |
Steel Grade
C68700
Application
C68700 Aluminum Brass Tube finds applications in various industries including:
Heat exchangers
Condensers
Power plants
Marine environments
Chemical processing equipment
Possible Alternative Grades
C44300 Admiralty Brass
C71500 70/30 Copper-Nickel
C70600 90/10 Copper-Nickel
We can assure you product quality and competitive price for High Quality Aluminum Brass Tube C68700 ASTM B111 / JIS H3300 / BS En12451 for Oil Well Pump Liner, Distiller, Marine, Nuclear Power Heat-Exchanger, Water Desal. Our company has been taken the global market development as the guidance, taken strengthen the reform of production technology as a guarantee and continuously enhanced the comprehensive strength to win competition for the development strategy. We continuously provide better, newer and more comprehensive technical support to new and old customers.
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