Concrete screw BTS ST, countersunk head

High loads combined with an easy application
Product image of concrete screw BTS ST with countersunk head, zinc plated
Product overview

The countersunk concrete screw BTS ST is optimally suitable for a wide variety of heavy-duty applications in cracked and non-cracked concrete according to the ETA-assessment Option 1. It achieves highest loads combined with easy mounting (use of an impact wrench is recommended), obtains fire resistance class R 120 for even more safety in case of fire, is approved for use under seismic action (C1) and may even be used to fix fire extinguishing pipe systems to concrete ceilings according to VdS guidelines.

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9880BTSST
91090BTSST
9X880BTSST
9X1090BTSST
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Drill hole diameter [mm]
8
10
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Drill hole depth [mm]
55/65/75
65/85/95
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Anchorage depth [mm]
45/53/65
55/75/85
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Thickness of fixture [mm]
35/24/15
35/15/5
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Screw length [mm]
80
90
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Head diameter [mm]
19.5
21.5
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Material
Steel
Stainless steel A4
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Packaging units
50
40
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Reference
Drill hole diameter [mm]
Drill hole depth [mm]
Anchorage depth [mm]
Thickness of fixture [mm]
Screw length [mm]
Head diameter [mm]
Material
Packaging units
Packaging type.
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Reference
9880BTSST
91090BTSST
9X880BTSST
9X1090BTSST
Drill hole diameter [mm]
8
10
8
10
Drill hole depth [mm]
55/65/75
65/85/95
55/65/75
65/85/95
Anchorage depth [mm]
45/53/65
55/75/85
45/53/65
55/75/85
Thickness of fixture [mm]
35/24/15
35/15/5
35/24/15
35/15/5
Screw length [mm]
80
90
80
90
Head diameter [mm]
19.5
21.5
19.5
21.5
Material
Steel
Steel
Stainless steel A4
Stainless steel A4
Packaging units
50
40
50
40
Packaging type.
Box
Box
Box
Box
4 / 4 references are shown
Applications
  • Guard rails
  • Profiles
  • Cable trays
  • Attaching steel structures
  • Consoles
  • Shelves
Further specifications

Key features:

  • ETA approved for non-cracked and cracked concrete (option 1)
  • High loads combined with an easy application (the use of a suitable impact wrench is recommended)
  • Variable, because of three setting depths
  • May be adjusted
  • The BTS is also ideal for temporary fixings as it can be removed completely

Base materials:

  • Concrete
How to install
Step 1
Step 2
Step 3
Step 4

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