Copper-Nickel... - Plated Wire, Beryllium Copper Wire, Phosphor Bronze Wire, Copper Beryllium Wire

COMPOSITION
80-20 COPPER-NICKEL, C71000

PHYSICAL PROPERTIES
80-20 COPPER-NICKEL, C71000

HEAT TREATED CONDITION

ENGLISH UNITS

METRIC UNITS

Melting Range

2100-2190°F

1150-1200°C

Density

.323 lb/cu in. @ 68°F

8.94 gm/cm@ 20°C

Specific Gravity

8.94 fixed

8.94

Coefficient of
Thermal Expansion

.0000091 per °F (68-572°F)

.0000164 per °C (20-300°C)

Thermal Conductivity

21 BTU/sq ft/ft/hr/°F @ 68°F

.087 cal/sq cm/cm/sec/°C @ 20°C

Electrical Resistivity

162 Ohms circ mil per ft @ 68°F

27 microhm - cm @ 20°C

Electrical Conductivity

6.4% Copper IACS @ 68°F

.037 megohm cm @ 20°C

Specific Heat

.09 BTU/lb/°F @ 68°F

..09 cal/gm/°C @ 20°C

Modulus of Elasticity (tension)

20,000 KSI

14,100 kg/sq mm

Modulus of Rigidity (torsion)

7,500 KSI

5,200 kg/sq mm

Annealing Temperature

1200-1500°F

650-825°C

MECHANICAL PROPERTIES
80-20 COPPER-NICKEL, C71000

YIELD STRENGTH
.2% Offset

%
ELONGATION
in 10 in.

Spring
up to .0253" (.643mm)
.0253-.0625" (1.588mm)

MECHANICAL PROPERTIES
80-20 COPPER-NICKEL, C71000