TH/TF Anchors

New design, more range, full manufacturing

Operator using INDEX TH/TF anchors in an installation

The new approved high-performance anchors for direct fastening in cracked and non-cracked concrete are the most professional and effective solution. Its design allows quick and easy installation, guaranteeing maximum performance and higher load values compared to the previous version. The assortment of TH/TF anchors consists of different models of heads, suitable for installation in structural and non-structural elements such as railings, shelves or elements that need to be uninstalled or adjusted..

Complete range of INDEX TH/TF anchors available in 9 models with different heads
Pictogram HO AEOTA Pictogram HO AEOTA NE Pictogram HO Seismic C1 & C2 Pictogram HO Seismic C1 Pictogram Fire Resintance

The most professional and effective solution

  • Full range, suitable for any installation. Available in 9 different head models. +info
  • 2 types of coatings available. Atlantis C3-H y cincado ≥5μm. The Atlantis C3-H special coating offers protection against corrosion in category C3 atmospheres in accordance with the ISO 9223 standard. +info
  • Highest guarantees. Products approved according to the highest quality standards:
    • Approved (ETA 20/0046) in option 1 for installation in cracked and non-cracked concrete (C20/25-C50/60).
    • Approved (ETA 20/0494) for non-structural redundant systems in concrete (C20/25) and hollow-core slabs (≥ C30/37).
    • Approved for fire resistance R30-R120 in concrete.
    • Seismic approval C1&C2 for structural and non-structural installation when there is a risk of some type of seismic movement.
  • Maximum performance. Maximum recommended loads in C20/25 uncracked concrete and C20/25 cracked concrete compared to the previous model. +info
  • Allows installation with up to three different screwing depths (in the Ø10 version). The other measurements are approved for two installation depths. +info
  • Allows installation with educed distances between anchors and at the edge of the concrete element. The anchor, which works using mechanical interference between the thread and the base material, generates a low load on the concrete.

Other noteworthy aspects of the product

  • Available in a wide range of drill diameters. +info
  • Cleaning not necessary. It is not necessary to clean the holes in vertical installations (ceiling and floor).
  • Fully removable anchor. Additionally, it can be unscrewed to correctly adjust the installed element. Suitable for use in temporary installations or when it is required to leave the surface completely transparent after disassembly.
  • EXPRESS installation. Fast and easy installation. Installation time is reduced because it only requires a drill and an impact driver; the use of torque-controlled torque wrenches is not necessary +info
  • INDEX® manufacturing. This allows us to ensure a rigorous control of processes, guarantee the highest quality in our products, provide the best service and obtain a competitive global cost.
  • Available in INDEXcal. The INDEXcal anchors calculation programme is the best tool for designers of structural solutions to comply with the requirements of part 4 of Eurocode 2. Quickly and thoroughly check all the anchors in our catalogue based on the parameters entered by the user, indicating whether or not they fit. +info

Range

New anchors for any installation

Design and geometry

TH/TF Anchors Patented double thread

Patented double thread, optimised to guarantee maximum loads thanks to the design of a double thread that is embedded deep into the concrete.

TH/TF Anchors tempered tip

The tempered tip ensures greater hardness, durability and ease of installation.

TH/TF Anchors Body of high-resistance steel

Body of high-resistance steel (stamped carbon steel).

TH/TF Anchors Cabeza THE/TFE Head: Embossed ribbed

THE/TFE Head: Embossed ribbed washer in hexagonal versions, which ensures a tightness against the base material, preventing the fastening from loosening.

TH/TF Anchors TFF Head. Female thread with double thread

TFF Head. Female thread with double M8/M10 thread, for direct, quick and easy fastening of threaded rods in ceilings (concrete and hollow-core slabs). Suitable for suspension of air conditioning ducts, cable trays, pipe systems, etc.

TH/TF Anchors TFM Head. Male thread

TFM Head. Male thread, for direct, quick and easy fastening of clamps in concrete and hollow-core slabs.

TH/TF Anchors Head

Head: Includes measurement by length (not in the diameter 5 ones).

Maximum performance and greater load values with respect to the previous version.

We increased the maximum recommended loads in C20/25 uncracked concrete and C20/25 cracked concrete compared to the previous model.

Cracked concrete

Uncracked concrete

Zinc-plated and Atlantis

Choose the perfect coating according to the corrosion level

C1 C2 C3 C4 C5
Pictogram RP Zincado Pictogram RP Atlantis C3 H
Pictogram suitable for indoor use without condensation Indoors without condensation
Pictogram suitable for indoors with temporary condensation Indoors with temporary condensation
Pictogram suitable for outdoors in rural areas with very low contamination Outdoors in rural areas with very low contamination
Pictogram suitable for outdoors with low contamination Outdoors with low contamination
Pictogram suitable for outdoors with moderate concentration of contamination Outdoors with moderate concentration of contamination
Pictogram suitable for coastal areas Coastal areas
Pictogram suitable for outdoors with strong industrial contamination Outdoors with strong industrial contamination
Pictogram suitable for areas near roads Areas near roads
Pictogram RP Atlantis C3 H
Atlantis C3-H coating:
valid for dry indoor conditions (50 years) or in C3-type outdoor environments according to ISO 9223, for a period of 25 years.
Pictogram RP Atlantis C3 H
Zinc coating:
suitable for use in dry indoor conditions (category C1 according to ISO 923), for a period of 50 years.

Maximum versatility. Up to three installation depths

View with dimensions of the three installation depths of INDEX TH/TP anchors

THE 10 x 100 (example)

* In uncracked C20/25 concrete. The other measurements are approved for two installation depths."
Installation Fig. 1 Fig. 2 Fig. 3
hnom Installation depth 85 mm 75 mm 55 mm
Nrec Maximum tensile load recommended * 1.342 kg 1.095 kg 654 kg
Tfix Maximum fixture thickness 15 mm 25 mm 45 mm

Applications

Anchor for fastening structural and non-structural elements

View of the installation of a beam in cracked concrete with INDEX TH/TP anchors

Applications for ETA 20/0046 version (installations in cracked and uncracked concrete)

  • Structural applications
  • Awnings or temporary signage
  • Stadium seats
  • Wood to concrete structures
  • Railings and fences
  • Shelves and racks
  • Structural beams and pillars
View of the installation of a non-structural element with INDEX TH/TF anchors

Applications for versions of non-structural installations (ETA 20/0494)

  • Fastening of tubes
  • Air conditioning conduits
  • Electrical trays or wiring systems
  • Installations in hollow concrete ceilings
  • Installations in hollow-core slab ceilings

Installation guide

EXPRESS installation guaranteeing maximum performance

THE Hexagon head. Atlantis C3-H coating

Step 1 installation THE anchor

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Step 2 installation THE anchor

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Step 3 installation THE anchor

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Step 4 installation THE anchor

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Step 5 installation THE anchor

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Step 6 installation THE anchor

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THA Countersunk head. Atlantis C3-H coating

Step 1 installation THA anchor

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Step 2 installation THA anchor

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Step 3 installation THA anchor

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Step 4 installation THA anchor

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Step 5 installation THA anchor

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Step 6 installation THA anchor

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THP Pan head. Atlantis C3-H coating

Step 1 installation THP anchor

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Step 2 installation THP anchor

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Step 3 installation THP anchor

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Step 4 installation THP anchor

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Step 5 installation THP anchor

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Step 6 installation THP anchor

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THT Truss Head. Atlantis C3-H coating

Step 1 installation THT anchor

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Step 2 installation THT anchor

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Step 3 installation THT anchor

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Step 4 installation THT anchor

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Step 5 installation THT anchor

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Step 6 installation THT anchor

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TFE Hexagon head. Zind-plated coating

Step 1 installation TFE anchor

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Step 2 installation TFE anchor

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Step 3 installation TFE anchor

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Step 4 installation TFE anchor

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Step 5 installation TFE anchor

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Step 6 installation TFE anchor

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TFN Hexagon head without washer. Zind-plated coating

Step 1 installation TFN anchor

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Step 2 installation TFN anchor

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Step 3 installation TFN anchor

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Step 4 installation TFN anchor

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Step 5 installation TFN anchor

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Step 6 installation TFN anchor

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TFS Fixing stud. Zind-plated coating

Step 1 installation TFS anchor

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Step 2 installation TFS anchor

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Step 3 installation TFS anchor

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Step 4 installation TFS anchor

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Step 5 installation TFS anchor

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Step 6 installation TFS anchor

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TFM Male thread head. Zind-plated coating

Step 1 installation TFM anchor

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Step 2 installation TFM anchor

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Step 3 installation TFM anchor

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Step 4 installation TFM anchor

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Step 5 installation TFM anchor

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Step 6 installation TFM anchor

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TFF Female thread head. Zind-plated coating

Step 1 installation TFF anchor

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Step 2 installation TFF anchor

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Step 3 installation TFF anchor

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Step 4 installation TFF anchor

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Step 5 installation TFF anchor

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Step 6 installation TFF anchor

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Documentation