Concrete screw BTS ST, countersunk head

High loads combined with an easy application
Concrete screw BTS ST, countersunk head
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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List of references
Filters
Screw diameter [mm]
10.6
12.6
Close
Screw length [mm]
80
90
Close
Drill hole diameter [mm]
8
10
Close
Drill hole depth [mm]
55
65
75
85
95
Close
Anchorage depth [mm]
45
55
65
75
85
Close
Thickness of fixture [mm]
5
15
25
35
Close
Head diameter [mm]
19.5
21.5
Close
Reference
d
J
9880BTSST
91090BTSST
9X880BTSST
9X1090BTSST
Screw diameter [mm]
d
J
10.6
12.6
10.6
12.6
Screw length [mm]
d
J
80
90
80
90
Drill hole diameter [mm]
d
J
8
10
8
10
Drill hole depth [mm]
d
J
55/65/75
65/85/95
55/65/75
65/85/95
Anchorage depth [mm]
d
J
45/55/65
55/75/85
45/55/65
55/75/85
Thickness of fixture [mm]
d
J
35/25/15
35/15/5
35/25/15
35/15/5
Head diameter [mm]
d
J
19.5
21.5
19.5
21.5
Packaging units
d
J
50
40
50
40
Packaging type
d
J
Box
Box
Box
Box
A
t
4 / 4 references
Applications
  • Guard rails
  • Profiles
  • Cable trays
  • Attaching steel structures
  • Consoles
  • Shelves
Base materials
eta
Suitable materials with approvals
Concrete
Concrete
How to install
Step 1
Step 2
Step 3
Step 4

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