C71580 70/30 Copper Nickel 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 Updated: Dec 31, 2005

Chemical Compostion

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

CU(1) FE PB MN NI(2) ZN
Min./Max.
REM.
0.50
0.05
0.30
29.0-33.0
0.05
Nominal
31.0

(1) Cu value includes Ag.

(2) Ni value includes Co.

Note: Cu + Sum of Named Elements, 99.5% min.

Note: The following additional maximum limits shall apply: .07% C, .15% Si, .024% S, .05% Al and .03% P.

Types of Uses

Electrical

Vacuum Tube, Electronic & Electrical Switch in Corrosive Environment

Industrial

Sensor Plates in Corrosive Environment