| Elements | Min (%) | Max (%) | 
    
      | Cu | 59.00 | 62.00 | 
    
      | Pb | 0.8 | 1.50 | 
      
       | Fe | - | 0.15 | 
     
       | Total Others | - | 0.40 | 
      
       | Zn | Remainder | 
  
 
              
              
                
                    
Mechanical Properties According To ASTM B124
                
             
              Mechanical Property requirement, if any, are to be established by agreement between the manufacturer and the purchaser.
           
            
        
        
        
        
  
   
      | PHYSICAL PROPERTIES | 
 
   | Melting  Point - Liquidus°F | 1650 | 
	
 
   | Melting  Point - Solidus°F | 1630 | 
 
   | Density  lb/cu in. at 68°F | 0.304 | 
 
   | Specific  Gravity | 8.41 | 
 
   | Electrical  Conductivity  % IACS at 68°F | 27 | 
 
   | Thermal  Conductivity Btu/ sq ft/ ft hr/ °F at 68°F | 69 | 
 
   | Coefficient  of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) | 11.6 | 
 
   | Specific  Heat Capacity Btu/ lb /°F at 68°F | 0.09 | 
 
   | Modulus  of Elasticity in Tension ksi | 15000 | 
 
   | Modulus  of Rigidity ksi | 5600 | 
 
  
			 
				 
				
        
  
   
      | FABRICATION PROPERTIES | 
    
      | Technique | Suitability | 
    
      | Soldering | Excellent | 
    
      | Brazing | Good | 
    
      | Oxyacetylene  Welding | Not  Recommended | 
    
      | Gas  Shielded Arc Welding | Not  Recommended | 
    
      | Coated  Metal Arc Welding | Not  Recommended | 
    
      | Spot  Weld | Not  Recommended | 
    
      | Seam  Weld | Not  Recommended | 
    
      | Butt  Weld | Fair | 
    
      | Capacity  for Being Cold Worked | Fair | 
    
      | Capacity  for Being Hot Formed | Excellent | 
    
      | Machinability  Rating | 70 |