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Elmet Technologies

Oxygen-free silver-bearing Copper, UNS C10400, H04 Temper, Rod
Categories: Metal; Nonferrous Metal; Copper Alloy
Material Notes: Temper: Hard

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

Common Fabrication Processes: Blanking, Coining, Coppersmithing, Drawing, Etching, Forming and Bending, Heading and Upsetting, Hot Forging and Pressing, Piercing and Punching, Roll Threading and Knurling, Shearing, Spinning, Squeezing and Swaging, Stamping

Typical uses: Gaskets; Radiators; Busbars; Commutator Segments; Conductivity Wire; Contacts; Printed Circuit Foil; Radio Parts; Switches; Terminal Connectors; Windings; Applications Requiring Brazing in Hydrogen Atmosphere; Chemical Process Equipment; Clad Metals; Heat Exchangers; Printing Rolls
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Physical PropertiesMetricEnglishComments
Density 8.94 g/cc0.323 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell B  45
@Thickness 25.4 mm		45
@Thickness 1.00 in
 47
@Thickness 50.8 mm		47
@Thickness 2.00 in
 60
@Thickness 6.35 mm		60
@Thickness 0.250 in
Hardness, Rockwell F  85
@Thickness 25.4 mm		85
@Thickness 1.00 in
 87
@Thickness 50.8 mm		87
@Thickness 2.00 in
 94
@Thickness 6.35 mm		94
@Thickness 0.250 in
Tensile Strength  310 MPa
@Thickness 50.8 mm		45000 psi
@Thickness 2.00 in
 331 MPa
@Thickness 25.4 mm		48000 psi
@Thickness 1.00 in
 379 MPa
@Thickness 6.35 mm		55000 psi
@Thickness 0.250 in
Tensile Strength, Yield  276 MPa
@Thickness 50.8 mm		40000 psi
@Thickness 2.00 in		0.5% Ext
 303 MPa
@Thickness 25.4 mm		44000 psi
@Thickness 1.00 in		0.5% Ext
 345 MPa
@Thickness 6.35 mm		50000 psi
@Thickness 0.250 in		0.5% Ext
Elongation at Break 10 %10 %
 16 %16 %
 20 %20 %
Tensile Modulus 117 GPa17000 ksi
Modulus of Rigidity 44.1 GPa6400 ksi
Poissons Ratio 0.330.33Calculated
Machinability 20 %20 %
Forgeability 65 %65 %
Shear Strength  179 MPa
@Thickness 50.8 mm		26000 psi
@Thickness 2.00 in
 186 MPa
@Thickness 25.4 mm		27000 psi
@Thickness 1.00 in
 200 MPa
@Thickness 6.35 mm		29000 psi
@Thickness 0.250 in
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000172 ohm-cm0.00000172 ohm-cm100% IACS
 
Thermal PropertiesMetricEnglishComments
CTE, linear  16.9 µm/m-°C
@Temperature 20.0 - 100 °C		9.40 µin/in-°F
@Temperature 68.0 - 212 °F
 17.3 µm/m-°C
@Temperature 20.0 - 200 °C		9.60 µin/in-°F
@Temperature 68.0 - 392 °F
 17.6 µm/m-°C
@Temperature 20.0 - 300 °C		9.80 µin/in-°F
@Temperature 68.0 - 572 °F
Thermal Conductivity 32.3 W/m-K224 BTU-in/hr-ft²-°F
Melting Point 1083 °C1981 °F
Annealing Point 482 - 760 °C900 - 1400 °F
 
Processing PropertiesMetricEnglishComments
Hot-Working Temperature 760 - 871 °C1400 - 1600 °F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu >= 99.95 %>= 99.95 %
Oxygen, O <= 0.0010 %<= 0.0010 %
Silver, Ag >= 0.027 %>= 0.027 %
 
Descriptive Properties
Cold Work (%)162 in
 351 in
 400.25 in
US EPA Registered AntimicrobialYes

References for this datasheet.

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MC10400x2 / 292663

Ensinger PEI




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