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Ensinger PEI

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Chromium Copper, UNS C18200, TF00 Temper, Flat Products & Rod
Categories: Metal; Nonferrous Metal; Copper Alloy

Material Notes: Temper: Precipitation Hardened

Fabrication Properties: Excellent Suitability – Capacity for Being Cold Worked; Good Suitability – Soldering, Brazing, Gas Shielded Arc Welding, Capacity for Being Hot Formed; Fair Suitability – Butt Weld

Common Fabrication Processes: Bending; Cold working; Drawing; Extruding; Forging; Heading; Hot working; Impacting; Rolling; Swaging

Typical uses: Pencil-type & Light Soldering Guns: Tips, Rod Extensions; Arcing and Bridging Parts; Cable; Circuit Breaker Parts; Connectors; Contacts; Electric Motor and Generator Components; Electrical Conductors Requiring Greater Strength than Copper; Electrical Connectors; Electron Tube Grid Side Rods; Parts for Electronic Devices; Semi Conductor Bases; Switch Contacts; Switch Gears; Thermal Conductors Requiring Greater Strength than Copper; Wire, High Temperature; Current Carrying Shafts and Arms; Electrode Holder Jaws; Flash Welding Electrodes; Heat Sinks; Molds; Plastic Mold Components; Resistance Welding Machine Electrodes; Seam Welding Wheels; Spot Welding Tips; Structural Parts; Wear Plates on Heavy Equipment

Applicable Specifications: Bar – MILITARY MIL-C-19311; Forgings – MILITARY MIL-C-19311; Rod – MILITARY MIL-C-19311; Strip – MILITARY MIL-C-19311; Wire – Soft ASTM F9

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Physical PropertiesOriginal ValueComments
Density 0.321 lb/in³
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength 55.0 ksi
@Thickness 102 mm
 56.0 ksi
@Thickness 76.2 mm
 58.0 ksi
@Thickness 50.8 mm
 65.0 ksi
@Thickness 76.2 mm
 70.0 ksi
@Thickness 50.8 mm
 72.0 ksi
@Thickness 25.4 mm
Tensile Strength, Yield 40.0 ksi
@Thickness 76.2 mm
0.5% Ext
 42.0 ksi
@Thickness 50.8 mm
0.5% Ext
 43.0 ksi
@Thickness 102 mm
0.5% Ext
 55.0 ksi
@Thickness 76.2 mm
0.5% Ext
 65.0 ksi
@Thickness 25.4 mm
0.5% Ext
 65.0 ksi
@Thickness 50.8 mm
0.5% Ext
Elongation at Break 18 %
@Thickness 25.4 mm
 18 %
@Thickness 76.2 mm
 18 %
@Thickness 50.8 mm
 25 %
@Thickness 102 mm
 25 %
@Thickness 50.8 mm
 30 %
@Thickness 76.2 mm
Tensile Modulus 17000 ksi
Modulus of Rigidity 7200 ksi
Machinability 40 %
Forgeability 80 %
 
Electrical PropertiesOriginal ValueComments
Electrical Resistivity 0.00000220 ohm-cm80% IACS
 
Thermal PropertiesOriginal ValueComments
CTE, linear 9.80 µin/in-°F
@Temperature 20.0 - 100 °C
Specific Heat Capacity 0.0920 BTU/lb-°F
Thermal Conductivity 187 BTU-in/hr-ft²-°F
Melting Point 1958 - 1967 °F
Solidus 1958 °F
Liquidus 1967 °F
 
Processing PropertiesOriginal ValueComments
Solution Temperature 1832 - 1886 °F
@Time 15.0 sec
Air
Hot-Working Temperature 1500 - 1700 °F
Precipitation Temperature 860 °FAir
 
Component Elements PropertiesOriginal ValueComments
Chromium, Cr 0.60 - 1.2 %
Copper, Cu 98.6 - 99.4 %As Balance
Iron, Fe <= 0.10 %
Lead, Pb <= 0.050 %
Silicon, Si <= 0.10 %

References for this datasheet.

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MC18200x3 / 292844

Proto3000 – 3D Engineering Solutions

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