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C40810
Elements | |||||||
---|---|---|---|---|---|---|---|
Cu(1) | Pb | Sn | Zn | Fe | P | Ni | |
(1) Cu + Sum of Named Elements 99.7% min. |
|||||||
Min (%) | 94.5 | 1.8 | 0.08 | 0.028 | 0.11 | ||
Max (%) | 96.5 | 0.05 | 2.2 | Rem | 0.12 | 0.04 | 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 |
51 Typ |
12 Typ |
1/4 Hard | H01 |
59 Typ |
41 Typ |
24 Typ |
|
Extra Hard | H06 |
93 Typ |
89 Typ |
4 Typ |
|
Hard | H04 |
80 Typ |
74 Typ |
7 Typ |
|
Nominal Grain Size 0.015 mm | OS015 |
53 Typ |
30 Typ |
42 Typ |
|
Spring | H08 |
96 Typ |
93 Typ |
3 Typ |
Melting Point - Liquidus°F | 1930 |
---|---|
Melting Point - Solidus°F | 1895 |
Densitylb/cu in. at 68°F | 0.32 |
Specific Gravity | 8.86 |
Electrical Conductivity% IACS at 68°F | 33 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 82 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 10.1 |
Modulus of Elasticity in Tensionksi | 17000 |
Modulus of Rigidityksi | 6000 |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Excellent |
Oxyacetylene Welding | Good |
Gas Shielded Arc Welding | Excellent |
Spot Weld | Not Recommended |
Seam Weld | Not Recommended |
Butt Weld | Good |
Capacity for Being Cold Worked | Excellent |
Capacity for Being Hot Formed | Fair |
Machinability Rating | 20 |
Common Fabrication Processes
Treatment | Minimum* | Maximum* | ||
---|---|---|---|---|
* Temperature is measured in Fahrenheit. | ||||
Annealing | 660 | 1350 |
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Automotive | Terminals, automotive | Conductivity (Electrical) | Electrical Conductivity |
Terminals, automotive | Mechanical Properties | Ductility | |
Terminals, automotive | Mechanical Properties | Strength | |
Electrical | Connectors, electronic | Conductivity (Electrical) | Electrical Conductivity |
Connectors, electronic | Corrosion Resistance | Stress Corrosion Crack Resistant | |
Connectors, electronic | Mechanical Properties | Strength, Moderate | |
Connectors, electronic | Stress Relaxation | Stress Relaxation Resistance | |
Contact springs | Conductivity (Electrical) | Electrical Conductivity | |
Contact springs | Corrosion Resistance | Corrosion Resistance | |
Contact springs | Mechanical Properties | Moderate to High Strength | |
Contact springs | Solderability | Solderability | |
Lead Frames | Conductivity (Electrical) | Electrical Conductivity |
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Bar | ASTM | B591 | COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR | ||
Strip | ASTM | B888/B88M | COPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS | ||
ASTM | B591 | COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR |
Corrosion Properties