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101 Copper Wire

101 Copper Wire is Strong, malleable, very conductive.

Stainless Steel Products manufactures copper 101 alloy in round wire, flat wire, cut to length for the performance you need for the most demanding uses.


Copper 101 alloy is one of the most popular copper alloys, and offers a long list of benefits when made into wire:

  • Tough and malleable.
  • Excellent electrical conductor, 100% IACS
  • High impact strength.
  • Good ductility.
  • Excellent for forming and cold working.
  • High thermal conductivity.
  • Suitable for welding.

Having the right blend

Copper 101 alloy is oxygen-free, up to 99.99% pure copper.:


*This is for information purposes only. Actual numbers may vary.


Material CategoryNon-ferrous
Resistivity at 20°C 1.71E-06ohm-cm
Electrical conductivity100%IACS
Thermal conductivity383-391w/m-°k
Machine index20%
Hardness45Rockwell B for H04
Yield strength345MPa H04 at 25°C
Ultimate strength380MPa H04 at 25°C
Poissons ratio0.31
Modulus of Elasticity115GPa
Specific heat385J/kg°C
Annealing temperature375-650°C

*This is for information purposes only. Actual numbers may vary.

Supplying the wire, you need

Wire made from copper 101 alloy has many uses in many industries. Today, copper 101 alloy wire is widely used in the consumer electronics, aerospace, green energy and industrial automation industries. Wire manufactured from copper 101 alloy can be used for:

  • Engineering
  • Automotive
  • Domestic Appliances
  • Cold formed components
  • Electrical conductors
  • Electrical connectors
  • Roofing
  • Glass to metal seals
  • Particle Accelerators

Delivering the best Copper 101 alloy wire

Since 1995, Stainless Steel Products has developed and delivered high-performing, long-lasting copper 101 alloy wire.

Stainless Steel Products has the experience, expertise and equipment to provide the copper 101 alloy round wire, flat wire, cut to length you require.


  • Operating since 1995
  • Supply and serve industries and manufacturers across the globe


  • Dedicated engineering assistance from a worldwide network of technical professionals
  • Keen attention to detail in all manufacturing phases
  • Superior customer service
  • Expedient, timely delivery


  • Headquartered in the United States of America
  • Utilize rolling mills, drawing, spooling and coiling equipment.
  • In-house round and flat wire cleaning available
  • Expansive inventory of materials in stock for quick shipment


Ferrous or non-ferrous, we work with most alloys available on the market today. Below is a list by major alloy family class:

Other Alloys

Industries We Serve

SSP works with all major industries on various product applications.  Take advantage of our breadth of knowledge on a wide variety of specifications and requirements!

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