Deoxidized High-Phosphorus Copper (UNS C12200)

Image of deoxidized high-phosphorus copper C12200 bars

Copper C12200, also known as Deoxidized High-Phosphorus Copper, is a high-purity copper alloy. It is one of the most common copper alloys used in various industrial and commercial applications due to its excellent thermal and electrical conductivity, corrosion resistance, and ease of fabrication.

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Chemical Composition
ElementMinMax
Copper99.90%99.98%
Phosphorus0.015%0.04%

The following table provides a list of copper C12200 properties in both SI and US customary/Imperial units.

Click on the button to switch between Metric and Imperial units.

Table of Copper C12200 Properties
Physical Properties
Metric
Density8940 kg/m3
Mechanical PropertiesMetric
Tensile Strength (Ultimate)220 - 380 MPa
Tensile Strength (Yield)69 - 345 MPa
Shear Strength150 - 240 MPa
Young’s Modulus (E)115 GPa
Shear Modulus (G)44 GPa
Elongation at Break45%
Poisson’s Ratio (ν)0.31
Thermal PropertiesMetric
Melting Point1083 °C
Thermal Conductivity340 W/m·K
Specific Heat Capacity (Cp)385 J/kg·K
Coefficient of Thermal Expansion (αL)1.7×10-5 1/°C
Electrical PropertiesMetric
Electrical Conductivity4.93×107 S/m
Electrical Resistivity2.00×10-8 Ω·m

The values in this table are approximate and can vary depending on various factors such as the specific manufacturing process and heat treatment applied to the alloy.

Advantages & Disadvantages of Copper C12200

AdvantagesDisadvantages
Excellent conductivityHigh cost
Good corrosion resistanceSusceptibility to oxidation
High ductilityLow strength compared to other alloys
Antimicrobial propertiesLimited availability

Applications of Copper C12200

Copper C12200 finds a wide range of applications due to its excellent conductivity, corrosion resistance, and malleability. Key applications include:

  • Plumbing systems: Extensively used in plumbing systems for water supply lines, fittings, valves, and fixtures. Its corrosion resistance and antimicrobial properties make it an ideal choice for delivering clean water.
  • Electrical wiring and components: Widely employed in electrical applications due to its exceptional electrical conductivity. Used for wiring in residential, commercial, and industrial buildings, as well as in electrical equipment and appliances. Also utilized for connectors, busbars, transformers, and various electronic components.
  • Heat exchangers: Utilized in the construction of heat exchangers due to its high thermal conductivity. Commonly found in HVAC systems, refrigeration units, power plants, and industrial machinery to facilitate efficient heat transfer.
  • Architectural applications: Its aesthetic appeal and durability make it suitable for architectural applications. Used in roofing systems, gutters, downspouts, and decorative elements in both residential and commercial buildings. Over time, it develops a natural patina that adds to its visual appeal.
  • Industrial equipment: Employed in various industrial machinery and equipment. Used for pumps, compressors, valves, and heat transfer systems in industries such as oil and gas, chemical processing, and manufacturing.
  • Marine applications: Its corrosion resistance makes it well-suited for marine environments. Used in shipbuilding, offshore structures, and marine equipment such as heat exchangers, condensers, and piping systems.
  • Medical equipment: Utilized in medical equipment and devices due to its antimicrobial properties. Used in components such as connectors, tubing, and surgical instruments.
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