C18150 Chromium 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) CR ZR
Min./Max.
REM.
0.50-1.5
0.05-0.25
Nominal
98.9
1.0
0.10

(1) Cu value includes Ag.

Note: Cu + Sum of Named Elements, 99.7% min.

Applicable Specifications

No information available.

Common Fabrication Processes

Bending, Cold Heading, Machining

Fabrication Properties

Joining Technique Suitability
Machinability Rating
20

Physical Properties

US Customary Metric
Melting Point - Liquids
1976 F
1080 C
Melting Point - Solidus
1958 F
1070 C
Density
0.321 LB/IN3 @ 68 F
8.89 GM/CM3 @ 20 C
Specific Gravity
8.89
8.89
Electrical Conductivity
80% ACS @ 68 F
0.468 MEGASIEMENS/CM @ 20 C
Thermal Conductivity
187.0 BTU · FT/(HR · FT2·OF) @ 68 F
323.6 W/M · OK AT 20 C
Coefficient of Thermal Expansion
9.5 ·10–6 PER OF (68–572 F)
16.45 ·10–6 PER OC (20–100 C)
Modulas of Elasticity in Tension
17000 KSI
117200 MPa

Tempers Most Commonly Used

No information available.

Typical Uses

Consumer

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

Electrical

Resistance Welding Electrodes

Industrial

Welding Electrodes, Welding Wheels, Tips and Rod Extensions