Shanghai Unique Alloy Co.Ltd 

Focus on Copper Alloy 

C97800 Casting Leaded Nickel Bronze 

 

Chemical Composition
  Element
Cu(1) Pb Sn Zn Fe P Ni(2) Al Mn S Sb Si
(1) Cu + Sum of Named Elements 99.6% min.(2) Ni value includes Co.
Min (%) 64.0 1.0 4.0 1.0     24.0          
Max (%) 67.0 2.5 5.5 4.0 1.5 0.05 27.0 0.005 1.0 0.08 0.20 0.15
Physical Properties
Melting Point - Liquidus°F 2156
Melting Point - Solidus°F 2084
Densitylb/cu in. at 68°F 0.32
Specific Gravity 8.86
Electrical Conductivity% IACS at 68°F 4
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 14.7
Coefficient of Thermal Expansion 68-57210-6 per °F (68 – 572°F) 9.7
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 19000