Shanghai Unique Alloy Co.Ltd 

Focus on Copper Alloy 

Leaded nickel tin bronze C92900 ASTM B505 Continous Casting

 

 

Chemical Composition
  Element
Cu(1,2) Pb Sn Zn Fe P(3) Ni(4) Al S Sb Si
(1) Cu + Sum of Named Elements 99.3% min.(2) In determining Cu min., Cu may be calculated as Cu + Ni.(3) For continuous castings P shall be 1.5% max.(4) Ni value includes Co.
Min (%) 82.0 2.0 9.0       2.8        
Max (%) 86.0 3.2 11.0 0.25 0.20 0.50 4.0 0.005 0.05 0.25 0.005
Mechanical Properties*
Form Temper Temper Code Tensile Strength
(ksi)		 YS-0.5% Ext
(ksi)		 Elongation
(%)		 Brinell Hardness, 500 kg load Izod
(ft-lbs)		 Compressive Strength .1 in. set/in.
(ksi)		 Proportional Limit
(ksi)
As Continuous Cast As Continuous Cast M07 45   Min for Standard
45   Min for Standard		 25   Min for Standard
25   Min for Standard		 8   Min for Standard
8   Min for Standard		        
As Permanent Mold Cast As Permanent Mold Cast M05 47   Typ 26   Typ 20   Typ 80   Typ 12   Typ 50   Typ 15   Typ
As Sand Cast As Sand Cast M01 45   Min for Standard
45   Min for Standard
47   Typ		 25   Min for Standard
25   Min for Standard
26   Typ		 8   Min for Standard
8   Min for Standard
20   Typ		 75   Min for Standard
80   Typ		 12   Typ 50   Typ 15   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F 1887
Melting Point - Solidus°F 1575
Densitylb/cu in. at 68°F 0.32
Specific Gravity 8.86
Electrical Conductivity% IACS at 68°F 9
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 33.6
Coefficient of Thermal Expansion 68-39210-6 per °F (68 – 392°F) 9.5
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 14000
Incipient Melting°F 600