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C69710
| Elements | |||||||
|---|---|---|---|---|---|---|---|
| Cu(1,2) | Pb | Zn | Fe | As | Mn | Si | |
|
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag. |
|||||||
| Min (%) | 75.0 | 0.50 | 0.03 | 2.5 | |||
| Max (%) | 80.0 | 1.5 | Rem | 0.20 | 0.06 | 0.40 | 3.5 |
| Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.5% Ext (ksi) |
Elongation (%) |
Rockwell B scale | Section Size (in) |
|---|---|---|---|---|---|---|---|
| * Measured at room temperature, 68°F (20°C). | |||||||
| Rod | 1/8 Hard | H00 |
100 Typ |
57 Typ |
21 Typ |
95 Typ |
|
| Soft Anneal | O60 |
85 Typ |
43 Typ |
25 Typ |
85 Typ |
1 | |
| Soft Anneal | O60 |
80 Typ |
40 Typ |
25 Typ |
85 Typ |
2 | |
| Soft Anneal | O60 |
90 Typ |
45 Typ |
20 Typ |
85 Typ |
0.50 | |
| Melting Point - Liquidus°F | 1706 |
|---|---|
| Densitylb/cu in. at 68°F | 0.3 |
| Specific Gravity | 8.3 |
| Electrical Conductivity% IACS at 68°F | 8 |
| Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 23 |
| Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 10.7 |
| Modulus of Elasticity in Tensionksi | 16000 |
| Technique | Suitability |
|---|---|
| Capacity for Being Hot Formed | Excellent |
| Machinability Rating | 70 |
Common Fabrication Processes
No fabrication process properties for this alloy
Thermal Properties
No thermal properties for this alloy
| Product Category | Product | Reason Category | Reason |
|---|---|---|---|
| Industrial | Valve Stems | Corrosion Resistance | Corrosion Resistance |
| Valve Stems | Corrosion Resistance | Dezincification Resistance | |
| Valve Stems | Machining Characteristics | Machinability | |
| Valve Stems | Mechanical Properties | Moderate Strength |
| Form | Specific Sub-Form | Application | System | Standard | Description |
|---|---|---|---|---|---|
| Rod | ASTM | B371/B371M | COPPER-ZINC-SILICON ALLOY ROD |
Corrosion Properties
No Corrosion Properties Available.