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C74400
Elements | |||||
---|---|---|---|---|---|
Cu(1,2) | Pb | Zn | Fe | Ni(3) | |
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.7% min. (3) Ni value includes Co. |
|||||
Min (%) | 62.0 | 2.0 | |||
Max (%) | 66.0 | 0.05 | Rem | 0.05 | 4.0 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
Vickers Hardness, 500 gm | Section Size (in) |
---|---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | |||||||
Flat Products | Soft Anneal | O60 |
51 Typ |
17 Typ |
50 Max | 70 Typ |
0.025 |
Melting Point - Liquidus°F | 1706 |
---|---|
Melting Point - Solidus°F | 1670 |
Densitylb/cu in. at 68°F | 0.308 |
Specific Gravity | 8.5 |
Electrical Conductivity% IACS at 68°F | 26 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 67 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 11 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
Modulus of Elasticity in Tensionksi | 15000 |
Modulus of Rigidityksi | 5600 |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Excellent |
Capacity for Being Cold Worked | Excellent |
Common Fabrication Processes
- Blanking
- Roll Forming
- Stamping
Thermal Properties
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Automotive | Automotive Radiator Headers | Forming Characteristics | Formability |
Automotive Radiator Headers | Softening Resistance | Anneal Resistance at Elevated Temperature | |
Industrial | Heater Headers | Forming Characteristics | Formability |
Heater Headers | Softening Resistance | Anneal Resistance at Elevated Temperature |
Applicable Specifications
Corrosion Properties