Electrolytic Tough Pitch Copper Alloy UNS C11040

Topics Covered

Introduction
Chemical Composition
Other Designations
Fabrication
Applications
 

Introduction

Copper and its alloys are particularly known for their good electric and thermal conductivity and corrosion resistance. They are used in a number of applications, by varying their properties which are based on the amount of impurities that are alloyed.

Copper alloy C11040 is referred to as electrolytic tough pitch copper. It is available in rod and wire forms. This alloy is registered with the US EPA as an anti-microbial.

This datasheet will elaborate on the chemical composition and properties of copper UNS C11040 alloy.

Chemical Composition

The chemical composition of copper alloy UNS C11040 is given in the following table.

Element Content (%)
Copper, Cu 99.9
Antimony, Sb 0.0004
Arsenic, As 0.0005
Tellurium, Te 0.0002

Other Designations

Some of the other designations that are used to denote copper UNS C11040 are as below:-

  • ASTM B49

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 C11040 alloy has good forging ability.

Hot working - Copper UNS C11040 alloy has excellent hot working abilities.

Cold working - Copper UNS C11040 alloy has excellent cold working properties.

Applications

Copper UNS C11040 is used in the following applications:-

  • Bus bars, bus conductors, lead-wires, hollow conductors
  • Vacuum tubes, vacuum seals
  • Transistor components
  • Coaxial cables, klystrons
  • Microwave tubes and rectifiers.

 

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