Midway Corporation

COPPER

Copper, with its golden-red color, is soft, malleable and ductile and an excellent conductor of both electricity and heat. Copper alloys have a minimum of 99.3% copper content. Applications include wire and cable, electronics, electric motors, architecture, cookware and jewelry.

Copper Shapes

Hexagon
Rectangular
Round
Sheet
Square

Copper Grades

  • 101
  • 102
  • 110
  • 120
  • 122
  • 145
  • 150
  • 162
  • 165
  • 172
  • 173
  • 180
  • 182
  • 187
  • 1751
  • 1815
  • 1914
  • 1916
  • 9935

101 Super-Conductive
Copper

  • Also known as Oxygen-Free Copper (OFE & OFHC)
  • 99.99% Pure
  • Superior electrical conductivity
  • Can be welded, soldered and brazed
  • Not heat treatable
  • Meets ASTM: F68

110 Multipurpose
Copper

  • Also known as Electrolytic Tough Pitch Copper (ETP)
  • Offers high electrical conductivity and formability
  • 99.90% Pure
  • Can be soldered and brazed
  • Not heat treatable
  • Meets ASTM: B187

145 Easy-To-Machine
Copper

  • Also known as Tellurium Copper
  • High machinability
  • High electrical conductivity
  • Corrosion resistant
  • Can be soldered and brazed
  • Not heat treatable
  • Meets ASTM: B301

102 Super-Conductive
Copper​

  • Also known as Oxygen-Free Copper (OFE & OFHC)
  • 99.99% Pure
  • Superior electrical conductivity
  • Can be welded, soldered and brazed
  • Not heat treatable
  • Meets ASTM: F68

122 Weldable
Copper

  • Phosphorus added making it easy to weld
  • Corrosion resistant
  • Less electrically conductive than other grades
  • Not heat treatable
  • Meets ASTM: B251

182 High-Strength
Copper

  • Also known as RWMA Class 2 Chromium Copper
  • Stronger, harder and more wear resistant than 110 Copper
  • Cannot be soldered, brazed or welded
  • Can be heat treated
  • Meets ASTM: B301