Updated: 03/12/09Tamperproof - Hexagon Drive Countersunk (HSA) 8mm
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FURTHER INFORMATION
For additional technical data please call the Sales Desk on
01702 206962 or 01702 207909
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Please note: From time to time, materials and specifications are changed to improve performance, please check for the latest information.
HSA 8mm Options
| Screwbolt Diameter |
Head Diameter |
Allen Key size
|
Clearance Hole Diameter |
Max Fixing Thickness 'A'
|
Thread Length 'B'
|
Clearance Depth 'C'
|
Box Quantity |
Order code: |
| 8mm |
21mm |
6mm |
10mm |
14mm |
50mm |
16mm |
100 |
HSA 08 / 050 |
| 8mm |
21mm |
6mm |
10mm |
39mm |
75mm |
16mm |
100 |
HSA 08 / 075 |
| 8mm |
21mm |
6mm |
10mm |
50mm |
100mm |
16mm |
100 |
HSA 08 / 100 |
| Drill Bit Diameter |
Concrete and Brick |
8.0mm |
| Soft Materials |
7.0mm |
ULTIMATE & SAFE LOAD CHARACTERISTICS BASED ON 3:1 RATIO
| Material |
Embedment
Depth
(mm) |
Tensile Load kN. |
Shear Load kN. |
Max. Torque
Nm. ** |
| Ultimate |
Safe |
Ultimate |
Safe |
- |
| Concrete |
60 N/mm² |
40 |
20.50 |
6.83 |
- |
- |
- |
| 60 N/mm² |
60 |
28.50 |
9.50 |
25.50 |
8.50 |
- |
| Concrete |
30 N/mm² |
40 |
14.60 |
4.87 |
- |
- |
- |
| 30 N/mm² |
60 |
21.00 |
7.00 |
25.50 |
8.50 |
- |
| Engr. Brick |
100 N/mm² |
45 |
17.20 |
5.73 |
- |
- |
- |
| Semi.Engr. |
70 N/mm² |
45 |
12.60 |
4.20 |
- |
- |
- |
| Fletton |
20 N/mm² |
45 |
8.20 |
2.73 |
- |
- |
- |
| Butterly |
20 N/mm² |
45 |
3.50 |
1.17 |
- |
- |
- |
| Hemelite |
3.5 N/mm² |
75 |
6.30 |
2.10 |
- |
- |
10 |
| Lignacite |
3.5 N/mm² |
75 |
5.00 |
1.67 |
- |
- |
10 |
| Topcrete |
7.0 N/mm² |
75 |
11.20 |
3.73 |
- |
- |
15 |
**With softer materials, care should be taken not to exceed the maximum recommended torque, as this may result in the de-grading of the matrix.
HSA 8mm TECHNICAL DATA
| Material |
Boron Steel BS3111/9/2.1.A |
| Finish |
Mechanical Zinc as standard, or Zinc & Yellow passivated |
| Other finishes |
Other platings & finishes are available to special order subject to quantity |
| Tensile strength |
800N/mm2 Case hardened |
| Other sizes |
Other lengths of all diameters are available to special order subject to quantity |
| Embedment concrete and brick |
Minimum recommended is 4.5 × bolt diameter |
| Soft block |
Minimum recommended is 75mm |
| Edge distance & spacings |
For Edge distances between 5 dia. and 10 dia. see reduction factors
|
HSA 8mm COUNTERSUNK HEAD DIMENSIONS
| Screwbolt Size
|
Head Diameter - D
|
Head depth - E
|
Hex socket size - F
|
Hex socket depth - G
|
Radius - R
|
| 8mm |
19.66 |
22.4 |
7.2 |
6.02 |
6.15 |
3.61 |
|
2.5 |
All dimensions in millimetres (mm)
