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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:mm

Spline Socket Head Cap Screws

GB 824 - 1976

Display drawing:

国标GB 824 - 1976 GB824 824GB Spline Socket Head Cap Screws
Download CAD Model
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 Thread length.
Nominal Diameter
d
4 5 6 8 10 12 (14) 16
dk max
min
k max
min
D2 Nominal Size
max
min
D3 Nominal Size
min
max
b1 Nominal Size
min
max
t max=nominal size
min
D1
r
c
7 8.5 10 12.5 15 18 21 24
6.8 8.3 9.8 12.26 14.76 17.76 20.72 23.72
2.9 3.4 4.48 5.48 6.48 7.58 9.58 11.7
2.5 3 4 5 6 7 9 11
4 5 6 8 10 10 14 14
4.16 5.16 6.16 8.2 10.2 10.2 14.24 14.24
4.03 5.03 6.03 8.04 10.04 10.04 14.05 14.05
3 4 4.5 6 7.5 7.5 10.5 10.5
3.02 4.03 4.53 6.03 7.54 7.54 10.55 10.55
3.12 4.16 4.66 6.16 7.70 7.70 10.74 10.74
1 1 1.5 2 2.5 2.5 3.5 3.5
1.02 1.02 1.52 2.02 2.52 2.52 3.53 3.53
1.12 1.12 1.62 2.12 2.62 2.62 3.66 3.66
1.5 2 2.5 3 3.5 4 4.5 5.5
1.1 1.6 2.1 2.6 2.75 3.25 3.75 4.75
4.2 5.2 6.2 8.2 10.2 10.2 14.3 14.3
0.4 0.4 0.5 0.5 0.6 0.6 0.8 0.8
0.3 0.3 0.3 0.3 0.5 0.5 0.5 0.5
Weight of per 1000 steel products(≈kg)
- - - - - - - -
Length of Thread b
- - - - - - - -
Nominal Diameter
d
(18) 20 (22) 24 (27) 30 36 42
dk max
min
k max
min
D2 Nominal Size
max
min
D3 Nominal Size
min
max
b1 Nominal Size
min
max
t max=nominal size
min
D1
r
c
27 30 33 36 40 42 50 58
26.72 29.72 32.66 35.66 39.66 41.66 49.66 57.6
12.7 13.7 14.7 16.7 18.7 20.84 22.84 25.84
12 13 14 16 18 20 22 25
18 18 22 22 24 24 28 32
18.24 18.24 22.28 22.28 24.28 24.28 28.28 32.34
18.05 18.05 22.06 22.06 24.06 24.06 28.06 32.07
13.5 13.5 16.5 16.5 18 18 21 24
13.55 13.55 16.55 16.55 18.05 18.05 21.06 24.06
13.74 13.74 16.74 16.74 18.24 18.24 21.28 24.28
4.5 4.5 5.5 5.5 6 6 7 8
4.53 4.53 5.53 5.53 6.03 6.03 7.04 8.04
4.66 4.66 5.66 5.66 6.16 6.16 7.20 8.20
6 6.5 7 8 9 10 12 14
5.25 5.6 6.1 7.1 8.1 9.1 10.9 12.9
18.3 18.3 22.3 22.3 24.3 24.3 28.5 32.5
1.0 1.0 1.2 1.2 1.4 1.4 1.8 1.8
1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
Weight of per 1000 steel products(≈kg)
- - - - - - - -
Length of Thread b
- - - - - - - -
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