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C64810 NKC4820 Wrought BRONZES Copper-Silicon Alloys (Silicon Bronzes and Silicon Brasses) true false https://api.copper.org/alloys.xhtml/C64810
Chemical Composition
Elements
Cu(1) Pb Sn Zn Fe P Ni Co Cr Mg Si
(1) Cu + Sum of Named Elements 99.5% min.
Min (%) 0.10 0.50 0.20
Max (%) Rem 0.05 0.50 0.50 1.0 0.50 1.0 3.0 0.09 0.20 1.0
Mechanical Properties *
Form Temper Temper Code YS-0.2% Offset
(ksi)		 Elongation
(%)		 Ultimate Tensile Strength in Shear
(ksi)
* Measured at room temperature, 68°F (20°C).
Sheet Extra Hard H06 94 Min
109 Typ
123 Max		 3 Typ
 99 Min
113 Typ
128 Max
Physical Properties
Densitylb/cu in. at 68°F 0.32
Specific Gravity 8.86
Electrical Conductivity% IACS at 68°F 60
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 142
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 9.8
Modulus of Elasticity in Tensionksi 17400
Fabrication Properties
Technique Suitability
Soldering Good
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Good
Common Fabrication Processes

No fabrication process properties for this alloy

Thermal Properties

No thermal properties for this alloy

Typical Uses

No information for this alloy

Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.