C15000 Zirconium Copper Material Properties

The following data is provided for informational purposes only. It was provided with permission by the Copper Development Association at www.copper.org.

Last Update: Jan 10, 2007

Chemical Compostion

(%max., unless shown as range or min.)

CU (1) ZR
Min./Max.
99.80 Min
0.10-0.20
Nominal
–
0.15

(1) Cu value includes Ag.

Note: Cu + Sum of Named Elements, 99.9% min.

Common Fabrication Processes

Bending, Hot Forging, Machining, Heading, Swaging

Fabrication Properties

Joining Technique Suitability
Soldering
Excellent
Brazing
Good
Oxyacetylene Welding
Not Recommended
Gas Shield Arc Welding
Not Recommended
Coated Metal Arc Welding
Not Recommended
Spot Weld
Not Recommended
Seam Weld
Not Recommended
Butt Weld
Good
Capacity for being Cold Worked
Excellent
Capacity for being Hot Formed
Excellent
Machineability Rating
20

Physical Properties

US Customary Metric
Melting Point - Liquids
1976 F
1080 C
Melting Point - Solidus
1796 F
980 C
Density
0.321 LB/IN3 @ 68 F
8.89 GM/CM3 @ 20 C
Specific Gravity
8.89
8.89
Electrical Resistivity
11.2 OHMS–CMIL/FT @ 68 F
1.86 MICROHM–CM @ 20 C
Electrical Conductivity
93% ACS @ 68 F
0.544 MEGASIEMENS/CM @ 20 C
Thermal Conductivity
212.0 BTU · FT/(HR · FT2·OF) @ 68 F
366.9 W/M · OK AT 20 C
Coefficient of Thermal Expansion
9.4 ·10–6 PER OF (68–212 F)
16.9 ·10–6 PER OC (20–100 C)
Coefficient of Thermal Expansion
9.8 ·10–6 PER OF (68–572 F)
17.6 ·10–6 PER OC (20–300 C)
Specific Heat Capacity
0.092 BTU/LB/OF @ 68 F
393.5 J/KG · OK AT 293 K
Modulas of Elasticity in Tension
18700 KSI
129000 MPa

*Solution annealed, 84% cold worked and aged.

Typical Uses

Consumer

Pencil–type & Light Soldering Guns: Tips, Rod Extensions

Electrical

Switches, Commutators, Resistance Welding Electrodes, Circuit Breaker Switches, Stud Bases for Power Transmitters & Rectifiers

Industrial

Resistance Welding Tips, Welding Wheels, Connectors, Solderless Wrapped
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