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C50580
Elements | |||||||
---|---|---|---|---|---|---|---|
Cu(1) | Pb | Sn | Zn | Fe | P | Ni | |
(1) Cu + Sum of Named Elements 99.5% min. |
|||||||
Min (%) | 1.0 | 0.05 | 0.01 | 0.05 | |||
Max (%) | Rem | 0.05 | 1.7 | 0.30 | 0.20 | 0.35 | 0.20 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | |||||
Flat Products | 1/2 Hard | H02 |
65 Typ |
60 Typ |
12 Typ |
1/4 Hard | H01 |
58 Typ |
39 Typ |
24 Typ |
|
Extra Hard | H06 |
80 Typ |
77 Typ |
6 Typ |
|
Extra Spring | H10 |
89 Typ |
87 Typ |
2 Typ |
|
Hard | H04 |
74 Typ |
72 Typ |
8 Typ |
|
Nominal Grain Size 0.015 mm | OS015 |
53 Typ |
29 Typ |
50 Typ |
|
Spring | H08 |
85 Typ |
83 Typ |
3 Typ |
Melting Point - Liquidus°F | 1970 |
---|---|
Melting Point - Solidus°F | 1900 |
Densitylb/cu in. at 68°F | 0.321 |
Specific Gravity | 8.89 |
Electrical Conductivity% IACS at 68°F | 41 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 130 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9.9 |
Modulus of Elasticity in Tensionksi | 17000 |
Modulus of Rigidityksi | 6400 |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Excellent |
Oxyacetylene Welding | Fair |
Gas Shielded Arc Welding | Good |
Coated Metal Arc Welding | Fair |
Spot Weld | Good |
Seam Weld | Fair |
Butt Weld | Excellent |
Capacity for Being Cold Worked | Excellent |
Capacity for Being Hot Formed | Good |
Machinability Rating | 20 |
Common Fabrication Processes
Treatment | Minimum* | Maximum* | ||
---|---|---|---|---|
* Temperature is measured in Fahrenheit. | ||||
Annealing | 700 | 1350 |
Typical Uses
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Strip | ASTM | B888/B88M | COPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS |
Corrosion Properties