A.2.1 Copper
(Oxygen-Free High-Conductivity; OFHC)
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PRODUCT |
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Type |
Metal Alloy |
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Chemical Composition |
99.95% Cu |
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Manufacturer |
Thomas Bolton Copper Products Bolton
House, Froghall, Stoke
on Trent, ST10 2HF Staffordshire,
UK |
Tel: + 44 (0)1538 757700 Fax: + 44 (0)1538 757701 Email: www.thomasbolton.co.uk |
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EXPERIENCE & AVAILABILITY |
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Development Status |
Commercial Product |
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Cost Range |
Very Low |
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Lot Reproducibility |
ASTM B152 OF, BS 2870 C103, AFNOR 53-100, DIN 1708 |
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Space Experience |
Good |
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GENERAL PROPERTIES (Physical,
Mechanical, Thermal, Electrical, Optical) |
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Nature |
Typical Value |
Remarks |
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Specific Gravity |
8.9 |
@ Room Temperature |
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Ultimate Tensile Strength |
220 to 450 MPa |
@ Room Temperature |
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Proof Stress (0.2%) |
45 to 320 MPa |
@ Room Temperature |
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Elongation at Break |
5 to 50% |
@ Room Temperature |
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Thermal Conductivity |
394 W m -1 °C -1 |
@ Room Temperature |
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Thermal Expansion Coefficient |
17.7 x 10-6 °C -1 |
@ Room Temperature |
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Electrical Resistivity |
1.7 x 10-8 W m |
@ Room Temperature |
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PROPERTIES RELEVANT TO SPACE USE |
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Nature |
Typical Value |
Type of Test |
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Corrosion |
Copper corrodes if sulphur is present, forming the
familiar green surface patina which inhibits further corrosion. |
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SPECIAL RECOMMENDATIONS |
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- |
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