Shanghai Unique Alloy Co.Ltd 

Focus on Copper Alloy 

Continous Casting tin bronze C90500 ASTM B505 

 

 Chemical Composition

  Element
Cu(1,2) Pb Sn Zn Fe P(3) Ni(4) Al S Sb Si
(1) Cu + Sum of Named Elements 99.7% 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 (%) 86.0   9.0 1.0              
Max (%) 89.0 0.30 11.0 3.0 0.20 0.05 1.0 0.005 0.05 0.20 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 .01 in. set/in.
(ksi)		 Fatigue Strength**
(ksi)		 Reduction of Area
(%)
As Centrifugal Cast As Centrifugal Cast M02 40   Min for Standard
40   Min for Standard
45   Typ		 18   Min for Standard
18   Min for Standard
22   Typ		 20   Min for Standard
20   Min for Standard
25   Typ		 75   Typ 10   Typ 40   Typ 13   Typ  
As Continuous Cast As Continuous Cast M07 44   Min for Standard
44   Min for Standard		 25   Min for Standard
25   Min for Standard		 10   Min for Standard
10   Min for Standard		          
As Sand Cast As Sand Cast M01 40   Min for Standard
40   Min for Standard
45   Typ		 18   Min for Standard
18   Min for Standard
22   Typ		 20   Min for Standard
20   Min for Standard
25   Typ		 75   Typ 10   Typ 40   Typ 13   Typ
13   Typ		 40   Typ
* Measured at room temperature, 68°F (20°C).** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Physical Properties
Melting Point - Liquidus°F 1830
Melting Point - Solidus°F 1570
Densitylb/cu in. at 68°F 0.315
Specific Gravity 8.72
Electrical Conductivity% IACS at 68°F 11
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 43.2
Coefficient of Thermal Expansion 68-57210-6  per °F (68 – 572°F) 11
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 15000
Magnetic Permeability 1
Casting Characteristics
Casting Attribute Level
Casting Yield Medium
Drossing Low
Effect of Section Size High
Fluidity Medium
Gassing Medium
Patternmakers Shrinkageinches per inch 3/16
Shrinkage in Solidification Medium