BETOFAST-EVO II TF Tx /Bi-A4
- Self-tapping screw bi-metal /inox A4-flat end steel with torx countersink, for cracked and non-cracked concrete.
Applications
- Intended use: cracked and non-cracked concrete.
- Installation of railings and balustrades, metal frames and profiles, curtain walling and ventilated facades, glazing, support bars, brackets.
- For use in humid environments.
Advantages
- Self-tapping screw, direct fitting without anchor.
- High expansion in friable and hollow materials.
- Very good resistance to tearing.
- Fire approval (TR 020): 120 minutes.
- Removable screw.
Technical characteristics
| Type of load |
Medium load |
| Head shape |
Coutersunked head |
| Installation mode |
Installation with torx screwdriving |
| Pattern |
Torx |
| Supporting material |
Cracked concrete Concrete |
| Maximum thickness of the element to be fixed |
15 25 35 5 |
| Minimum drilling depth |
75 90 |
| Minimum depth of implementation |
100 85 |
| Minimum thickness of base material |
125 140 |
| Resistance to corrosion |
≥ 30 Kesternich cycles |
| Head height |
6,1 mm |
| Laquering |
Natural head |
| Generic code | T
Type of load
|
T Emp
Pattern
|
D0
(mm)
Outside body diameter
|
L
(mm)
Length
|
Tfix maxi
Maximum thickness of the element to be fixed
|
d0
(mm)
Support drilling diameter
|
Hnom
Minimum depth of implementation
|
|
| 283980BETOFAST-EVO II IN A4 TF TX45 8x90 | Medium load | Torx | 10 | 90 | 5 | 8 | 85 | |
| 283982BETOFAST-EVO II INA4 TF TX45 8x100 | Medium load | Torx | 10 | 100 | 15 | 8 | 85 | |
| 283984BETOFAST-EVO II INA4 TF TX45 8x110 | Medium load | Torx | 10 | 110 | 25 | 8 | 85 | |
| 283986BETOFAST-EVO II INA4 TF TX50 10x115 | Medium load | Torx | 12 | 115 | 15 | 10 | 100 | |
| 283988BETOFAST-EVO II IN A4 TF TX50 10x125 | Medium load | Torx | 12 | 125 | 25 | 10 | 100 | |
| 283990BETOFAST-EVO II IN A4 TF TX50 10x135 | Medium load | Torx | 12 | 135 | 35 | 10 | 100 |
Pull Out test
ETANCO carries out pull-out tests on site to validate the best solution. Following the tests, a report will be provided to you to justify the maximum resistance value of the anchoring in the support material of your site.
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Integrated engineering office
We place our customers at the heart of our priorities to ensure that we listen to them and advise them on a daily basis. Since each application requires different fixing solutions, our design offices are on hand to guide you in your choices. ETANCO will draw up a personalised and adapted calculation note free of charge (according to the regulations in force and the reference documents for each fastener).
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Software Specif Chevilles
Simple, effective and fast, SPECIF determines and calculates the right anchor for your site. Your customised anchor solution.
Discover- In accordance with the ETA 19 0051 screw anchors BETOFAST EVO II
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Commercial video
