กกHexagon Flange Bolts
DIN 6921    
mm   
Thread size M5 M6 M8 M10 M12 M14 M16 M20
dc 11.8 14.2 18 22.3 26.6 30.5 35 43
k 5.4 6.6 8.1 9.2 11.5 12.8 14.4 17.1
s 8 10 13 15 16 18 21 27
L 10-50 12-60 16-80 20-100 25-120 30-140 35-160 40-200
 
  กกHex Flange Screws
IFI 111 1986 C-28    
inches   
Thread size 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
dc 0.56 0.68 0.81 0.93 1.07 1.19 1.33 1.59
k 0.28 0.32 0.39 0.46 0.51 0.57 0.62 0.73
L 1/2-4 5/8-4 3/4-4 7/8-4 7/8-4 1-6 1-6 11/4-6
 

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