Microstructures            
        
    
 
    
                
     
     
                
            
                F81            
        
    
     
                
            
                Cu: 91%
    
                     
                
Ni: 1%
Sn: 8%
            
         
     
                
            
                F100            
        
    
     
                
            
                Cu: 80%
    
                     
                
Pb: 10%
Sn: 10%
            
         
     
                
            
                F140            
        
    
     
                
            
                Cu: 83%
    
                     
                
Pb: 14%
Sn: 3%
            
         
     
                
            
                F250            
        
    
     
                
            
                Cu: 73.3%
    
                     
                
Pb: 23%
Sn: 3.5%
            
         
     
                
            
                F780            
        
    
     
                
            
                Cu: 72.5%
    
                     
                
Pb: 25%
Sn: 2.5%
            
         
     
                
            
                F820            
        
    
     
                
            
                Al: 79.2%
    
                     
                
Sn: 20%
Cu: 0.8%
            
        
            
                Bearing Material            
        
    
 
    
                
    
 
