BETOFAST TH/ 3C
- Self-tapping screw Ø6.6 pointed end /supracoat 3C blue with hexagonal head, for concrete support with pre-drilling.
Applications
- Fastening of the waterproofing complex on concrete substrates.
- To be used with the Ø70 galva washer (code 294925) to fix rigid insulation.
- To be used with 82x40R alu/zinc plate (code 294704) for fixing waterproofing (synthetic coating with rigid insulation).
Advantages
- Self-tapping screw, direct fitting without anchor.
- Fast installation: drilling and screwing.
- Small drilling diameter.
- Very good pull-out resistance.
Technical characteristics
| Head shape |
Hex. Head |
| Installation mode |
Installation with hexagonal screwdriving |
| Outside body diameter |
6.6 mm |
| Supporting material |
Concrete |
| Product material |
Supracoat 3C |
| Support drilling diameter |
5 mm |
| Minimum drilling depth |
50 |
| Minimum depth of implementation |
40 |
| With flange |
True |
| Type of flange |
Standard |
| Flange head diameter |
10.5 mm |
| Resistance to corrosion |
> = 30 Kesternich cycles |
| Anchoring depth |
20 mm |
| Diameter on thread |
6,6 mm |
| Thickness of the flange |
1 mm |
| Head height |
5,4 mm |
| Thread pitch |
3,38 mm |
| Laquering |
Natural head |
| Generic code | 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
|
|
| 283515BETOFAST TH8 3C Bleu 6.6x35 | 6.6 | 35 | 20 | 5 | 40 | |
| 283525BETOFAST TH8 3C Bleu 6.6x45 | 6.6 | 45 | 30 | 5 | 40 | |
| 283535BETOFAST TH8 3C Bleu 6.6x55 | 6.6 | 55 | 40 | 5 | 40 | |
| 283545BETOFAST TH8 3C Bleu 6.6x70 | 6.6 | 70 | 55 | 5 | 40 |
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.
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