Square Handrail Bracket 143-D (40mm)
Tube Clamp or Pipe Clamps for 40x40mm box section. Complies with B.S. EN1461. And are also known by the term key clamps.
A 90° short tee connection between two tubes. Typical use is on straight and level guardrail to connect the vertical to the top rail or end/mid rail to the vertical.
Our tube clamps can be used to produce a wide range of handrails, furniture pieces, shop fittings, displays etc... By using square tube clamps you can beneift from a more unique design, which is much faster to assemble.
This clamp is suitable for our 40x40 box section available in galvanised steel finish or aluminium.
| Info |
Detail |
| Manufacturing Standard |
B.S. EN1461. |
| Material |
Blackheart malleable iron casting (BS EN 1562:1997) using grade B32-10 material with a hot dipped galvanised finish (BS EN 1461:1999) |
| Allen Key Size |
3/8 |
| Weight |
0.74kg |
We do not recommend pre-drilling as there can be irregularities in casting that can produce small variations in the size of the holes.
All clamps come with stainless steel grub screws fitted. If full tightened using a ratchet key to a torque of 4.1kg/m (29ft/lb), the grub screw is capable of withstanding an applied slipload of 900kg.
