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C27450
Elements | ||||
---|---|---|---|---|
Cu(1) | Pb | Zn | Fe | |
(1) Cu + Sum of Named Elements 99.5% min. |
||||
Min (%) | 60.0 | |||
Max (%) | 65.0 | 0.25 | Rem | 0.35 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
Rockwell B scale |
---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | ||||||
Rod | Hard | H04 |
63 Typ |
47 Typ |
25 Typ |
68 Typ |
Melting Point - Liquidus°F | 1680 |
---|---|
Densitylb/cu in. at 68°F | 0.31 |
Specific Gravity | 8.44 |
Electrical Conductivity% IACS at 68°F | 27 |
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) | 11.4 |
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 |
Oxyacetylene Welding | Fair |
Gas Shielded Arc Welding | Fair |
Coated Metal Arc Welding | Not Recommended |
Spot Weld | Good |
Seam Weld | Not Recommended |
Butt Weld | Good |
Capacity for Being Cold Worked | Excellent |
Capacity for Being Hot Formed | Excellent |
Forgeability Rating | 95 |
Machinability Rating | 70 |
Common Fabrication Processes
Thermal Properties
Typical Uses
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Forgings, Die (Hot Pressed) | ASTM | B283/B283M | COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED) | ||
ASME | SB283 | COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED) | |||
Rod, Bar & Shapes | ASTM | B124/B124M | COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES | ||
ASTM | B927/B927M | BRASS ROD, BAR, AND SHAPES |
Corrosion Properties