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(Non-preferred) dimensions in parentheses.

Hexagon Head Thread Rolling Screws

GB /T 6563 - 2014

Display drawing:

国标GB /T6563 - 2014 GB6563 6563GB Hexagon Head Thread Rolling Screws
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
Nominal Length L Tips:seclect Nominal Length L and get Weight Thread length.
Screw Thread
d
M2 M2.5 M3 M4 M5 M6 M8 M10 M12
P Pitch
a max
b min
c max
min
e min
k Nominal Size
max
min
r min
x max
s max
min
0.4 0.45 0.5 0.7 0.8 1 1.25 1.5 1.75
1.2 1.35 1.5 2.1 2.4 3 4 4.5 5.3
25 25 25 38 38 38 38 38 38
0.25 0.25 0.4 0.4 0.5 0.5 0.6 0.6 0.6
0.1 0.1 0.15 0.15 0.15 0.15 0.15 0.15 0.15
4.32 5.45 6.01 7.66 8.79 11.05 14.38 17.77 20.03
1.4 1.7 2 2.8 3.5 4 5.3 6.4 7.5
1.525 1.825 2.125 2.925 3.65 4.15 5.45 6.58 7.68
1.275 1.575 1.875 2.675 3.35 3.85 5.15 6.22 7.32
0.1 0.1 0.1 0.2 0.2 0.25 0.4 0.4 0.6
1 1.1 1.25 1.75 2 2.5 3.2 3.8 4.4
4 5 5.5 7 8 10 13 16 18
3.82 4.82 5.32 6.78 7.78 9.78 12.78 15.73 17.73
Weight of per 1000 steel products(≈kg)
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Length of Thread b
- - - - - - - - -

Alternative history