



ZIRCONIUM COPPER, C15000, AMZIRC
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COMPOSITION |
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| ELEMENT | PERCENT | |
| MINIMUM | MAXIMUM | |
| Copper & Silver | 99.8% | -- |
| Zirconium | .10 |
.20
|
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PHYSICAL PROPERTIES |
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ENGLISH UNITS |
METRIC UNITS |
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|
Melting Range |
1795-1975°F |
980-1080°C |
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Density |
.321 lb/cu in. @ 68°F |
8.89 gm/cm@ 20°C |
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Specific Gravity |
8.89 |
8.89 |
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Coefficient of Thermal Expansion |
.000094 per °F (68-572°F) |
.000017 per °C (20-300°C) |
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Thermal Conductivity |
212 BTU/sq ft/ft/hr/°F @ 68°F |
.876 cal/sq cm/cm/sec/°C @ 20°C |
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Electrical Resistivity (Aged) |
11.2 Ohms circ mil per ft @ 68°F |
1.86 microhm - cm @ 20°C |
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Electrical Conductivity (Aged)† |
93% Copper IACS @ 68°F |
.538 megohm cm @ 20°C |
|
Specific Heat |
.092 BTU/lb/°F @ 68°F |
.092 cal/gm/°C @ 20°C |
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Modulus of Elasticity (tension) |
18,700 KSI |
13,000 kg/sq mm |
|
Modulus of Rigidity (torsion) |
7300 KSI |
5000 kg/sq mm |
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Annealing Temperature †† |
1600-1700°F |
870-970°C |
| Aging Temperature Annealed Hard |
930-1020°F (1-4 hr.) 700-890°F (1-4 hr.) |
500-550°C (1-4 hr.) 370-475°C (1-4 hr.) |
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MECHANICAL PROPERTIES |
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| For Round and Square Wire, after aging at 750°F (400°C) for one hour | |||||
| DESIGNATION | TENSILE STRENGTH | YIELD STRENGTH 2% OFFSET |
PERCENT ELONGATION |
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| KSI* | MPa** | KSI* | MPa** | ||
| Annealed (A) | 35 | 241 | 10 | 68 | 55 |
| Half Hard (1/2H) | 62 | 427 | 53 | 365 | 11 |
| Hard (H) | 68 | 468 | 60 | 413 | 10 |
| Extra Hard (XH) | 70 | 482 | 62 | 427 | 10.5 |
| Spring | 72 | 496 | 63 | 434 | 11 |
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MECHANICAL PROPERTIES |
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| For Flat Wire, Solution annealed at 1650°F (900°C) for 30 minutes, cold rolled and aged one hour |
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| DESIGNATION | TENSILE STRENGTH | YIELD STRENGTH 2% OFFSET |
PERCENT ELONGATION |
AGING |
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| KSI* | MPa** | KSI* | MPa** | |||
| Half Hard (1/2H) | 45 | 310 | 38 | 262 | 18 | 795°f (425°C) |
| Three Quarters Hard (3/4H) | 51 | 351 | 43 | 296 | 15 | |
| Hard (H) | 54 | 372 | 45 | 310 | 15 | 750°F (400°C) |
| Extra Hard (XH) | 57 | 393 | 50 | 344 | 12 | |
| Spring | 60 | 413 | 52 | 358 | 12 | 705°F (375°C) |
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MECHANICAL PROPERTIES |
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Retention of Room Temperature Properties |
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| EXPOSURE TEMPERATURE | TENSILE STRENGTH | |||
| BEFORE EXPOSURE | AFTER EXPOSURE | |||
| KSI* | MPa** | KSI* | MPa** | |
| 660°F (350°C) | 69 | 475 | 67 | -- |
| 750°F (400°C) | 67.5 | 465 | 62 | -- |
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Endurance Strength Compared with Copper |
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| Zirconium Copper | 28 KSI for 100,000,000 Cycles |
| Pure Copper | 17 KSI for 100,000,000 Cycles |
* 1 KSI equals 1,000 PSI
** 1 KSI equals 6.894,757 MPa
†† Tensile Strength and Grain Size determining factors for acceptance or rejection.
Values for reference only. Not part of specification.
ZIRCONIUM COPPER, C15000, AMZIRC
In USA: Tel: (973) 278-1666 |
In The UK: Dorset England DT10 2RZ |
In California Fax 562-968-2110 |