C101 Oxygen Free Copper (OFE)

Mitsubishi Copper

UNS C10100

ASTM B152/F68-99

Additional specifications by request

Application

Electronic Devices

Chemical Composition (Nominal %)

99.99% Cu min

5 ppm Oxygen max

Physical Characteristics

Density

.323 lb/in³

Electrical Resistivity

max ohm-g/in

  • 0.15176
  • soft (annealed)
  • 0.15614
  • cold rolled tempers

Thermal Conductivity

BTU in/ft² ⋅ h ⋅ °F −133

  • 101%
  • soft (annealed)
  • 98.16%
  • cold rolled tempers

Tempers

Rockwell 30T Grain Size (max) Tensile KSI*
Annealed (soft) .050mm
¼ hard 18 - 51 34 - 42
½ hard 43 - 57 37 - 46
¾ hard 47 - 59 41 - 50
hard 54 - 62 43 - 52
extra hard 56 - 64 47 - 56
spring 60 - 66 50 - 58
extra spring 61 & over 52 & over
*KSI = 1000 psi

Sheet/Coil Sizes

Available in coil or straight lengths

Thickness

.002" - .125

Width (thickness of .002" - .008")

4.00" max

Width (thickness of .008" & up)

6.00" max

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