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Click Specification

Unit:mm

Countersunk Head Bolts with Double Nibs

GB /T 800 - 1988

Display drawing:

国标GB /T800 - 1988 GB800 800GB Countersunk Head Bolts with Double Nibs
Download CAD Model*

 *Models with different eras.

Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
×

Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Nominal Length L Tips:seclect Nominal Length L and get Weight .
Screw Thread
d
M6 M8 M10 M12
P Pitch
b
dk max
min
s max
min
k
x max
1.00 1.25 1.50 1.75
18 22 26 30
11.05 14.55 17.55 21.65
9.95 13.45 16.45 20.35
3.20 4.20 5.24 5.24
2.80 3.80 4.76 4.76
3.00 4.10 4.50 5.50
2.5 3.2 3.8 4.2
Weight of per 1000 steel products(≈kg)
- - - -

Alternative history

GB /T 800 - 1988 GB /T 800 - 2020
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18 Flat Countersunk Nib Bolts [GB]
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