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C79860
| Elements | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Cu(1,2) | Pb | Sn | Zn | Fe | P | Ni(3) | Mn | Si | |
|
(1) Cu + Sum of Named Elements 99.8% min. (2) Cu value includes Ag. (3) Ni value includes Co. |
|||||||||
| Min (%) | 42.3 | 1.3 | 11.8 | 5.6 | |||||
| Max (%) | 43.7 | 1.8 | 0.10 | Rem | 0.20 | 0.005 | 12.7 | 6.4 | 0.06 |
| Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
Vickers Hardness, 3000 gm | Section Size (in) |
|---|---|---|---|---|---|---|---|
| * Measured at room temperature, 68°F (20°C). | |||||||
| Rod | Extra Hard | H06 |
103 Min 110 Typ |
84 Min 93 Typ |
1 Min |
210 Typ |
<.250 |
| Hard | H04 |
88.5 Min 94 Typ |
65 Min 74 Typ |
5 Min |
180 Typ |
<,250 | |
| Hard | H04 |
88.5 Min 94 Typ |
65 Min 74 Typ |
5 Min |
180 Typ |
>.250 | |
| Wire | Extra Hard | H06 |
103 Min 110 Typ |
84 Min 93 Typ |
1 Min |
210 Typ |
<.250 |
| Hard | H04 |
88.5 Min 94 Typ |
65 Min 74 Typ |
5 Min |
180 Typ |
>.250 | |
| Hard | H04 |
88.5 Min 94 Typ |
65 Min 74 Typ |
5 Min |
180 Typ |
<.250 | |
| Melting Point - Liquidus°F | 1670 |
|---|---|
| Melting Point - Solidus°F | 1607 |
| Densitylb/cu in. at 68°F | 0.3 |
| Specific Gravity | 8.3 |
| Electrical Conductivity% IACS at 68°F | 5 |
| Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 17.4 |
| Coefficient of Thermal Expansion 68-21210 to -6 power per °F (68 – 212°F) | 10.6 |
| Specific Heat CapacityBtu/ lb /°F at 68°F | 0.1 |
| Modulus of Elasticity in Tensionksi | 16700 |
| Technique | Suitability |
|---|---|
| Soldering | Good |
| Brazing | Fair |
| Oxyacetylene Welding | Fair |
| Gas Shielded Arc Welding | Fair |
| Coated Metal Arc Welding | Fair |
| Spot Weld | Fair |
| Seam Weld | Fair |
| Butt Weld | Fair |
| Capacity for Being Cold Worked | Fair |
| Capacity for Being Hot Formed | Good |
| Forgeability Rating | 80 |
Common Fabrication Processes
- Drawing
- Forming and Bending
- Machining
| Treatment | Minimum* | Value* | ||
|---|---|---|---|---|
| * Temperature is measured in Fahrenheit. | ||||
| Stress Relief | 572 | |||
| Annealing | 1256 | |||
| Product Category | Product | Reason Category | Reason |
|---|---|---|---|
| Consumer | Ballpoint Pen Tips | ||
| Eyeglass Frames | |||
| Industrial | Connectors, Fiberoptics | ||
| Lock Pins | Corrosion Resistance | Corrosion Resistance | |
| Lock Pins | Friction & Wear Properties | Wearability | |
| Lock Pins | Machining Characteristics | Machinability | |
| Lock Pins | Mechanical Properties | High Strength |
Applicable Specifications
No applicable specifications for this alloy
Corrosion Properties
No Corrosion Properties Available.