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Acceptance criteria for PCBA
Welding abnormalities: solder wire breakage, solder wire disorder, solder burrs 


We usually inspect our PCB components according to IPC-A-610 levels 2 and 3. Please refer to the following image to understand the items we are inspecting.
 

 
 
 
  
 
    
  
 
  

   There are cracks at the welding point.
  
 
 
 
 
 
  
 
    
  
 
  

   Solder moves due to external forces, causing disorder in the solder joints.
  
 
 
 
 
 
  
 
    
  
 
  

   Solder moves due to external forces, causing disorder in the solder joints.
  
 
 
 
 
 
  
 
    
  
 
  

   The following image shows the defect: there are cracks in the solder.
  
 
 
 
 
 
  
 
    
  
 
  

   The following figure shows the defect: there are signs of disorder in the solder joints.
  
 
 
 
 
 
  
 
    
  
 
  

   The following figure shows the defect: welding violates the minimum electrical clearance.
  
 
 
 










        
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            Haibo is an expert in the field of FPC/PCB manufacturing and surface mount assembly in China. Since our establishment in 2017, we have been providing high-quality PCBs to over 1000 customers worldwide. Our factory has passed ISO14001, ISO9001:2015, TS16949, and ISO13485:2016 certifications. We are one of the most trusted small and medium-sized FPC/PCB manufacturers in China.
            
    
            
    
                
      
                    
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