Fabrication Properties
Mechanical Properties
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Typical UsesELECTRICAL: High-conductivity springs, electrical contacts, resistance welding electrodes, electrical fittings, clamps, connectors, terminals, electronic lead frames and other componentsMECHANICAL: Diaphragms, washers, friction plates
Common Fabrication ProcessesBlanking, coining, drawing, etching, forming, bending, and stamping
Melting Point (Liquidus)Melting Point (Solidus)DensitySpecific GravityCoefficient of Thermal ExpansionThermal ConductivityElectrical Resistivity (Annealed)Electrical Conductivity* (Annealed)Thermal Capacity (Specific Heat)Modulus of Elasticity (Tension)Modulus of RigidityMagnetic Permeability
Capacity for being Cold Worked ExcellentCapacity for being Hot Formed ExcellentHot Forgeability Rating (Forging Brass =100) -Hot Working Temperature 1,400-1,600°F or 750-875°CAnnealing Temperature 750-1,000°F or 400-540°CMachinability Rating (Free Cutting Brass =100) 20
Suitability for being joined by:Soldering ExcellentBrazing Excellent
For other methods of joining, consult our Technical Services Group.
1,980°F1,960°F.322 lb./cu. in. a 68°F8.91.0000098 per °F from 68°F to 212°F200 Btu./sq. ft./ft./hr./°F @ 68°F10.0 Ohms (circ. mil./ft.) @ 68°F94% IACS @ 68°F.092 Btu./lb./°F @ 68°F17,000,000 psi6,400,000 psiLess than 1.002 gauss/oersted
1,082°C1,071°C8.91 gm./cu. cm. a 20°C8.91.0000177 per °C from 20°C to 100°C83 cal/sq. cm/cm/seC/°C @ 20°C1.83 Microhm-cm @ 20°C.545 Megohm-cm @ 20°C.092 cal/gm./°C @ 20°C12,000 Kg/sq. mm4,500 Kg/sq. mm
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NominalRockwellHardness
NominalYield Strength
15-T 30-Tpsi psi
.5% Ext. .2% Offset
Fatigue Strength
Physical Properties English Units CG.S. Units
psiMillionCycles
The values listed above represent reasonable approximations suitable for general engineering use. Due to commercial variations in composition and to manufacturing limitations, they should not be used for specification purposes. See applicable A.S.T.M. specification references.
*Volume basis after precipitation heat treatment
CDA COPPER NO. C 155 00 / SuperSilverCopper-155TM
Nominal Min Max
Copper (inc Silver)
Silver
Phosphorus
Magnesium
-
-
.06
.11
99.75
.027
(8)*
.040
.08
-
.10
(30)*
.080
.13
Composition-Percent
owned by:
*Troy ounce per avoirdupois ton = 0.0034%
FLATPRODUCTS
.015 in. Soft3545505560657075
40,00045,00050,00050,00060,00060,00070,00070,00080,000
18,00035,00042,00046,00052,00057,00062,00067,00075,000
17,80034,80042,00045,80052,00057,00062,00067,00075,000
3225181010
6832
637478808284868788
-50545768727578
-
15,000----
21,500-
21,500-
100----
100-
100-
