GB 837 - 1988 Slotted Pan Head Screws With Waisted Shank


Unit: mm
国标GB 837 - 1988 GB837 837GB Slotted Pan Head Screws With Waisted Shank
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Screw Thread
d
M3 M4 M5 M6 M8 M10
P Pitch
b thread length
dk max
min
k max
min
n Nominal Size
max
min
w min
ds max
min
0.5 0.7 0.8 1 1.25 1.5
4 6 8 10 12 15
5.6 8 9.5 12 16 20
5.3 7.64 9.14 11.57 15.57 19.48
1.8 2.4 3 3.6 4.8 6
1.6 2.2 2.8 3.3 4.5 5.7
0.8 1.2 1.2 1.6 2 2.5
1 1.51 1.51 1.91 2.31 2.81
0.86 1.26 1.26 1.66 2.06 2.56
0.7 1 1.2 1.4 1.9 2.4
2.00 2.80 3.50 4.50 5.50 7.00
1.86 2.66 3.32 4.32 5.32 6.78
Weight of per 1000 steel products(≈kg)
- - - - - -
Alternative history
GB /T 837 - 1988
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