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C76200
| Elements | ||||||
|---|---|---|---|---|---|---|
| Cu(1,2) | Pb | Zn | Fe | Ni(3) | Mn | |
|
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag. (3) Ni value includes Co. |
||||||
| Min (%) | 57.0 | 11.0 | ||||
| Max (%) | 61.0 | 0.09 | Rem | 0.25 | 13.5 | 0.50 |
| 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 |
83 Typ |
70 Typ |
17 Typ |
| Extra Hard | H06 |
108 Typ |
102 Typ |
2 Typ |
|
| Extra Spring | H10 |
119 Typ |
116 Typ |
1 Typ |
|
| Hard | H04 |
98 Typ |
90 Typ |
2 Typ |
|
| Nominal Grain Size 0.015 mm | OS015 |
62 Typ |
35 Typ |
40 Typ |
|
| Nominal Grain Size 0.035 mm | OS035 |
57 Typ |
32 Typ |
41 Typ |
|
| Nominal Grain Size 0.050 mm | OS050 |
55 Typ |
30 Typ |
42 Typ |
|
| Spring | H08 |
115 Typ |
111 Typ |
1 Typ |
|
| Melting Point - Liquidus°F | 1880 |
|---|---|
| Melting Point - Solidus°F | 1800 |
| Densitylb/cu in. at 68°F | 0.31 |
| Specific Gravity | 8.58 |
| Electrical Conductivity% IACS at 68°F | 9 |
| Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 26 |
| Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9 |
| Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
| Modulus of Elasticity in Tensionksi | 18000 |
| Modulus of Rigidityksi | 6800 |
| Technique | Suitability |
|---|---|
| Soldering | Excellent |
| Brazing | Excellent |
| Oxyacetylene Welding | Good |
| Gas Shielded Arc Welding | Fair |
| Coated Metal Arc Welding | Not Recommended |
| Spot Weld | Good |
| Seam Weld | Fair |
| Butt Weld | Good |
| Capacity for Being Cold Worked | Excellent |
| Capacity for Being Hot Formed | Poor |
| Machinability Rating | 20 |
Common Fabrication Processes
No fabrication process properties for this alloy
| Treatment | Minimum* | Maximum* | ||
|---|---|---|---|---|
| * Temperature is measured in Fahrenheit. | ||||
| Annealing | 1000 | 1350 | ||
| Product Category | Product | Reason Category | Reason |
|---|---|---|---|
| Electrical | Rheostats | Corrosion Resistance | Corrosion Resistance |
| Rheostats | Corrosion Resistance | Oxidation Resistance | |
| Rheostats | Forming Characteristics | Formability | |
| Rheostats | Mechanical Properties | Moderate Strength | |
| Springs for Relays | Conductivity (Electrical) | Electrical Conductivity | |
| Springs for Relays | Conductivity (Thermal) | Thermal Conductivity | |
| Springs for Relays | Corrosion Resistance | Corrosion Resistance | |
| Springs for Relays | Corrosion Resistance | Oxidation Resistance | |
| Springs for Relays | Forming Characteristics | Formability | |
| Springs for Relays | Mechanical Properties | Moderate Strength | |
| Industrial | Condensers | Corrosion Resistance | Corrosion Resistance |
| Condensers | Corrosion Resistance | Oxidation Resistance | |
| Condensers | Forming Characteristics | Formability | |
| Condensers | Mechanical Properties | Moderate Strength |
| Form | Specific Sub-Form | Application | System | Standard | Description |
|---|---|---|---|---|---|
| Bar | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
| Plate | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
| Sheet | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
| Strip | ASTM | B888/B88M | COPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS | ||
| ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR |
Corrosion Properties
No Corrosion Properties Available.