Electrolytic Tough Pitch (ETP) Copper, UNS C11000, OSO50 ...

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Electrolytic Tough Pitch (ETP) Copper, UNS C11000, OSO50 Temper flat products, rod, tube, shapes
Categories: Metal; Nonferrous Metal; Copper Alloy
Material Notes: Good to excellent corrosion resistance. Excellent hot and cold workability; good forgeability. Fabricated by coining, coppersmithing, drawing and upsetting, hot forging and pressing, spinning, swaging, stamping.

Applications: downspouts, gutters, roofing, gaskets, auto radiators, busbars, nails, printing rolls, rivets, and radio parts.

Test specimens: flat products - 1mm and 6mm thicknesses, rod - 25mm OD, tube - 25mm OD x 1.65mm wall thickness, and shapes - 13mm section.
Key Words: ASTM-B-152, QQ-C-576, CDA 110 ETP, C101, ISO Cu-ETP
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Physical PropertiesMetricEnglishComments
Density 8.89 g/cc0.321 lb/in³
7.93 g/cc@Temperature 1083 °C0.286 lb/in³@Temperature 1981 °FLiquid
8.32 g/cc@Temperature 1083 °C0.301 lb/in³@Temperature 1981 °FSolid
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell F 4040
Tensile Strength, Ultimate 220 MPa31900 psi
235 MPa@Temperature -40.0 °C34100 psi@Temperature -40.0 °F
260 MPa@Temperature -75.0 °C37700 psi@Temperature -103 °F
285 MPa@Temperature -120 °C41300 psi@Temperature -184 °F
320 MPa@Temperature 12.0 °C46400 psi@Temperature 53.6 °F
325 MPa@Temperature -12.0 °C47100 psi@Temperature 10.4 °F
400 MPa@Temperature -175 °C58000 psi@Temperature -283 °F
Tensile Strength, Yield 69.0 MPa@Strain 0.5 %10000 psi@Strain 0.5 %
65.0 MPa@Strain 0.1 %, Temperature 0.000 °C9430 psi@Strain 0.1 %, Temperature 32.0 °F
70.0 MPa@Strain 0.1 %, Temperature -50.0 °C10200 psi@Strain 0.1 %, Temperature -58.0 °F
75.0 MPa@Strain 0.1 %, Temperature -100 °C10900 psi@Strain 0.1 %, Temperature -148 °F
80.0 MPa@Strain 0.1 %, Temperature -150 °C11600 psi@Strain 0.1 %, Temperature -238 °F
Elongation at Break 55 %55 %In 50 mm, rod
40 %@Temperature -12.0 °C40 %@Temperature 10.4 °F
45 %@Temperature -120 °C45 %@Temperature -184 °F
47 %@Temperature 12.0 °C47 %@Temperature 53.6 °F
48 %@Temperature -75.0 °C48 %@Temperature -103 °F
48 %@Temperature -40.0 °C48 %@Temperature -40.0 °F
57 %@Temperature -175 °C57 %@Temperature -283 °F
45 %@Thickness 1.00 mm45 %@Thickness 0.0394 inin 50 mm; tube
50 %@Thickness 6.00 mm50 %@Thickness 0.236 inin 50 mm; shapes
Reduction of Area 70 %@Temperature -120 °C70 %@Temperature -184 °F
74 %@Temperature -75.0 °C74 %@Temperature -103 °F
76 %@Temperature 12.0 °C76 %@Temperature 53.6 °F
77 %@Temperature -40.0 °C77 %@Temperature -40.0 °F
77 %@Temperature -175 °C77 %@Temperature -283 °F
78 %@Temperature -12.0 °C78 %@Temperature 10.4 °F
Modulus of Elasticity 115 GPa16700 ksiO60 temper
Poissons Ratio 0.330.33
Machinability 20 %20 %UNS C36000 (free-cutting brass) = 100%
Forgeability 65 %65 %UNS C37700 (forging brass) = 100%
Shear Modulus 44.0 GPa6380 ksiO60 temper
Shear Strength 150 MPa21800 psi
Coefficient of Friction, Dynamic 0.290.29Sliding, with cast iron, no lubrication
0.360.36Sliding, with carbon steel, no lubrication
0.530.53Sliding, with glass, no lubrication
Coefficient of Friction, Static 0.530.53With carbon steel, no lubrication
0.680.68With carbon steel, no lubrication
1.051.05With cast iron, no lubrication
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000170 ohm-cm0.00000170 ohm-cm101% IACS
Thermal PropertiesMetricEnglishComments
Heat of Fusion 205 J/g88.2 BTU/lb
CTE, linear 17.0 µm/m-°C@Temperature 20.0 - 100 °C9.44 µin/in-°F@Temperature 68.0 - 212 °F
17.3 µm/m-°C@Temperature 20.0 - 200 °C9.61 µin/in-°F@Temperature 68.0 - 392 °F
17.7 µm/m-°C@Temperature 20.0 - 300 °C9.83 µin/in-°F@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.385 J/g-°C0.0920 BTU/lb-°F
Thermal Conductivity 300 W/m-K@Temperature -268.8 °C2080 BTU-in/hr-ft²-°F@Temperature -451.8 °F
300 W/m-K@Temperature 700 °C2080 BTU-in/hr-ft²-°F@Temperature 1290 °F
370 W/m-K@Temperature 300 °C2570 BTU-in/hr-ft²-°F@Temperature 572 °F
380 W/m-K@Temperature 100 °C2640 BTU-in/hr-ft²-°F@Temperature 212 °F
388 W/m-K@Temperature 20.0 °C2690 BTU-in/hr-ft²-°F@Temperature 68.0 °F
390 W/m-K@Temperature 0.000 °C2710 BTU-in/hr-ft²-°F@Temperature 32.0 °F
400 W/m-K@Temperature -79.0 °C2780 BTU-in/hr-ft²-°F@Temperature -110 °F
550 W/m-K@Temperature -196 °C3820 BTU-in/hr-ft²-°F@Temperature -321 °F
1300 W/m-K@Temperature -253 °C9020 BTU-in/hr-ft²-°F@Temperature -423 °F
Melting Point 1065 - 1083 °C1949 - 1981 °F
Solidus 1065 °C1949 °FEutectic
Liquidus 1083 °C1981 °F
Softening Point 360 °C680 °F
Annealing Point >= 371 °C>= 700 °F
Processing PropertiesMetricEnglishComments
Annealing Temperature 475 - 750 °C887 - 1380 °F
Hot-Working Temperature 750 - 875 °C1380 - 1610 °F
Component Elements PropertiesMetricEnglishComments
Copper, Cu >= 99.90 %>= 99.90 %includes Ag
Oxygen, O 0.040 %0.040 %
Descriptive Properties
ColorReddish metallic

References for this datasheet.

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