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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:mm

High Strength Large Hexgon Nuts for Steel Structures

GB /T 1229 - 2006

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国标GB /T1229 - 2006 GB1229 1229GB High Strength Large Hexgon Nuts for Steel Structures
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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.
Thread Size
D
M12 M16 M20 (M22) M24 (M27) M30
P Pitch
da max
min
dw min
e min
m max
min
mw min
c max
min
s max
min
The supporting face verticality of thread axis
per 1000 units ≈ kg
1.75 2 2.5 2.5 3 3 3.5
13 17.3 21.6 23.8 25.9 29.1 32.4
12 16 20 22 24 27 30
19.2 24.9 31.4 33.3 38 42.8 46.5
22.78 29.56 37.29 39.55 45.2 50.85 55.37
12.3 17.1 20.7 23.6 24.2 27.6 30.7
11.87 16.4 19.4 22.3 22.9 26.3 29.1
8.3 11.5 13.6 15.6 16 18.4 20.4
0.8 0.8 0.8 0.8 0.8 0.8 0.8
0.4 0.4 0.4 0.4 0.4 0.4 0.4
21 27 34 36 41 46 50
20.16 26.16 33 35 40 45 49
0.29 0.38 0.47 0.5 0.57 0.64 0.7
27.68 61.51 118.77 146.59 202.67 288.51 374.01

Alternative history

GB /T 1229 - 1991 GB /T 1229 - 2006 GB /T 1231nut - 2024

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