Oxygen Free Copper Plate (UNS C10920)

Topics Covered

Introduction
Chemical Composition
Physical Properties
Other Designations
Fabrication
Applications
 

Introduction

Oxygen-free coppers are particularly used in applications that require excellent ductility and good conductivity. This alloy is available in the form of bars and other shapes. This alloy exhibits excellent resistance to corrosion; it resists corrosion due to atmosphere, sea water and brackish water. However, exposure to oxidizing environments or oxidizing acids or moist halogens must be avoided.

This datasheet will elaborate on the chemical composition and properties of oxygen free copper UNS C10920 alloy.

Chemical Composition

The chemical composition of oxygen free copper UNS C10920 is given in the following table.

Element Content (%)
Copper, Cu + Silver, Ag 99.9
Other balance

Physical Properties

The following table lists the physical properties of copper UNS C10920.

Properties Metric Imperial
Density 8.9 gm/cm3 0.323 lb/in3

Other Designations

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Some of the other designations that are used to denote copper UNS C10920 are as below:

  • ASTM B187

Fabrication

Some of the methods adopted for fabricating this alloy are coining, bending, coppersmith, upsetting and drawing. Other methods of fabrication are knurling, roll threading, spinning, swaging and stamping.

Forging - Copper UNS C10920 alloy has good forging ability.

Hot working - Copper UNS C10920 alloy has excellent hot working abilities.

Cold working - Copper UNS C10920 alloy has excellent cold working properties.

Applications

Copper UNS C10920 finds applications in:

  • Waveguides, lead-in-wires, co-axial cables
  • Bus bars and bus conductors
  • Anodes for vacuum tubes, vacuum seals, transistor components
  • Glass-to-metal seals, klystrons, rectifiers
  • Microwave tubes

 

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