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C17450
Elements | ||||||||
---|---|---|---|---|---|---|---|---|
Cu(1,2) | Sn | Fe | Ni | Al | Be | Si | Zr | |
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag. |
||||||||
Min (%) | 0.50 | 0.15 | ||||||
Max (%) | Rem | 0.25 | 0.20 | 1.0 | 0.20 | 0.50 | 0.20 | 0.50 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
Rockwell B scale |
---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | ||||||
Flat Products | 1/2 Hard and Precipitation Heat Treated | TH02 |
100 Typ |
85 Typ |
15 Typ |
93 Typ |
Rod | 1/2 Hard and Precipitation Heat Treated | TH02 |
100 Typ |
85 Typ |
15 Typ |
93 Typ |
Melting Point - Liquidus°F | 1960 |
---|---|
Melting Point - Solidus°F | 1885 |
Densitylb/cu in. at 68°F | 0.323 |
Specific Gravity | 8.94 |
Electrical Conductivity% IACS at 68°F | 45 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 128 |
Modulus of Elasticity in Tensionksi | 20000 |
Technique | Suitability |
---|---|
Soldering | Good |
Brazing | Good |
Oxyacetylene Welding | Not Recommended |
Gas Shielded Arc Welding | Fair |
Coated Metal Arc Welding | Fair |
Spot Weld | Good |
Seam Weld | Fair |
Butt Weld | Fair |
Capacity for Being Cold Worked | Excellent |
Capacity for Being Hot Formed | Excellent |
Common Fabrication Processes
Treatment | Minimum* | Maximum* | Time** | Medium |
---|---|---|---|---|
* Temperature is measured in Fahrenheit. ** Time is measured in minutes. | ||||
Hot Working Temperature | 1200 | 1750 | ||
Solution Treatment | 1550 | 1700 | 1 | Water |
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Electrical | Fuse Clips | Conductivity (Electrical) | Electrical Conductivity |
Fuse Clips | Forming Characteristics | Formability | |
Lead Frames | Conductivity (Electrical) | Electrical Conductivity | |
Lead Frames | Mechanical Properties | Strength | |
Resistance welding electrodes | Conductivity (Electrical) | Electrical Conductivity | |
Resistance welding electrodes | Mechanical Properties | Strength | |
Resistance welding electrodes | Welding Characteristics | Weldability | |
Springs, current and signal carrying | Conductivity (Electrical) | Electrical Conductivity | |
Springs, current and signal carrying | Forming Characteristics | Formability | |
Springs, current and signal carrying | Mechanical Properties | Endurance Limit, High | |
Springs, current and signal carrying | Mechanical Properties | Fatigue Strength | |
Springs, current and signal carrying | Mechanical Properties | Strength, High | |
Switch blades | Conductivity (Electrical) | Electrical Conductivity | |
Switch blades | Conductivity (Thermal) | Thermal Conductivity | |
Switch blades | Corrosion Resistance | Corrosion Resistance | |
Switch blades | Forming Characteristics | Formability, Good | |
Switch blades | Heat Treatability | Heat Treatable | |
Switch blades | Mechanical Properties | Fatigue Resistance | |
Switch blades | Mechanical Properties | High Endurance Limit | |
Switch blades | Mechanical Properties | High Strength | |
Switch blades | Thermal Properties | Resistance to Stress Relaxation | |
Industrial | Bearing, sleeve | Bearing Properties | Abrasion Resistance |
Bearing, sleeve | Bearing Properties | Non-galling | |
Bearing, sleeve | Mechanical Properties | Load Bearing | |
Bellows | Corrosion Resistance | Corrosion Resistance | |
Bellows | Heat Treatability | Heat Treatable | |
Bellows | Mechanical Properties | Strength, High | |
Contacts | Conductivity (Electrical) | Electrical Conductivity | |
Contacts | Forming Characteristics | Formability | |
Contacts | Mechanical Properties | Endurance Limit, High | |
Diaphrams | Mechanical Properties | Ductility | |
Diaphrams | Mechanical Properties | Strength | |
Diaphrams | Stress Relaxation | Stress Relaxation Resistance | |
Plastic molding tooling | Appearance | Color | |
Plastic molding tooling | Corrosion Resistance | Corrosion Resistance | |
Plastic molding tooling | Friction & Wear Properties | Wear Resistance | |
Plastic molding tooling | Machining Characteristics | Machinability | |
Plastic molding tooling | Mechanical Properties | Strength | |
Plunger tips, die casting | Conductivity (Thermal) | Thermal Conductivity | |
Plunger tips, die casting | Friction & Wear Properties | Abrasion Resistance | |
Plunger tips, die casting | Friction & Wear Properties | Wear Resistance | |
Plunger tips, die casting | Machining Characteristics | Machinability | |
Springs, mechanical | Mechanical Properties | Ductility | |
Springs, mechanical | Mechanical Properties | Stiffness | |
Springs, mechanical | Mechanical Properties | Strength | |
Springs, mechanical | Stress Relaxation | Stress Relaxation Resistance |
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Sheet & Strip | ASTM | B768 | COPPER-COBALT-BERYLLIUM ALLOY SHEET AND STRIP | ||
Strip | ASTM | B888/B88M | COPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS |
Corrosion Properties