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    Inside hexagonal bolt
    
            
    
              
            
      
            
    
                
            
            
    
          
    
       
    
       
    Details
    
       
    
         
    Standard
    Normal diameter
    Normal Length (mm)
    S (mm)
    H (mm)
    Accuracy of thread
    Material
    Performance degree
    GB/T 5782
    M6~M64
    30~500
    10~95
    4~40
    6g
    Steel
    or Stainless steel
    8.8, 10.9, A2-50, A2-70,
    or according to agreement
    GB/T 5783
    12~200
    GB/T 5785
    M8×1~ M56×4
    40~500
    13~95
    5.3~40
    GB/T 5786
    16~500
    GB/T 1228
    M12~M30
    35~260
    21~50
    7.5~18.7
    Steel
    8.8S, 10.9S
    SH 3404
    M10~M48×3
    40~480
    18~75
    6.4~30
    Steel
    or Stainless steel
    According to standard
    HG 20613
    M10~M56×4
    32~500
    16~85
    6.4~35
    8.8,
    A2-50, A2-70
    HG 20634
    M14~M33
    60~320
    21~50
    8.8~21
    HGJ 75
    M10~M27
    45~260
    16~41
    6.4~17
    DL 439
    According to the design requirement of power plant
    According to standard

    
       
    
       
      
    


    
    

    








    
  

    


 





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