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the ultimate fixing for major constructions

Excalibur Screwbolts

Updated: 03/12/09Tamperproof - Hexagon Socket Dome (DSA) 10mm

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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.

DSA 10mm 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:
10mm 25mm 8mm 12mm 15mm 60mm 20mm 50 DSA 10 / 060
10mm 25mm 8mm 12mm 30mm 75mm 20mm 50 DSA 10 / 075
10mm 25mm 8mm 12mm 50mm 100mm 20mm 50 DSA 10 / 100
Drill Bit Diameter Concrete and Brick 10.0mm
Soft Materials 9.0mm
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 50 29.00 9.67 - - -
60 N/mm² 75 48.00 16.00 46.00 15.33 -
Concrete 30 N/mm² 50 18.80 6.27 - - -
30 N/mm² 75 33.40 11.13 46.00 15.33 -
Engr. Brick 100 N/mm² 45 20.00 6.67 - - -
Semi.Engr. 70 N/mm² 45 14.20 4.73 - - -
Fletton 20 N/mm² 45 11.60 3.87 - - -
Butterly 20 N/mm² 45 3.90 1.30 - - -
Hemelite 3.5 N/mm² 75 10.60 3.53 - - -
Lignacite 3.5 N/mm² 75 9.00 3.00 - - -
Topcrete 7.0 N/mm² 75 14.00 4.67 - - -

**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.

DSA 10mm  TECHNICAL DATA
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

All dimensions in millimetres (mm)