Galvanizing Sheath
May 9, 2017
The galvanizing sheath produced by TTM in Italy varies in thickness from 0.025 mm – 0.6 mm. The sheath metal provides corrosion protection with excellent…
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Post Tension
Unbonded and bonded strands
October 8, 2016
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Sheath
October 8, 2016
Metallic or polyethylene sheaths represent the most economical means to create voids in post-tensioned elements. They provide a good secondary protection against corrosion and a good connection between cables and concrete. The primary protection against corrosion is provided by the grouting alkalinity and by concrete itself, the secondary one by the sheath and its protective barrier to the cable.
Injection of Anchorage
October 8, 2016
The cap is made up of a cover equipped with a sealing gasket fixed to the casting by means of suitable anchorages which vary in length and size depending on the several applications. A special closing disc tightens the sealing gasket and the cap to the grouting. The disc allows to turn the cap into the most suitable position to allow all the air to come out of the vent tube.
Injection and Vent
October 8, 2016
The grouting and vent of grouted cables is carried out by means of several systems designed to make activities on site as easy as possible. We offer front grouting by rigid PVC tube and flexible solutions by corrugated polyethylene tubes. There are no particular specifications to determine the choice of one system, which is defined based on the installation.
K Series
October 8, 2016
The K connection is carried out as a connection for the application on circular cables on: silos, forced pipelines, tunnels and applications which require a connection between cables with the use of a floating anchorage with no support, for example as a coupler for cables that can be tensioned inside a slab.
GX Unbonded Series
October 8, 2016
Joints G series were created encapsulated in the GX solution designed to allow single or multi stranded cables spliced in the non-adherent, while building bridges in progress, casting and shooting joints of cables.
G Series
October 8, 2016
The G connection is made of the following parts: casting, anchor plate and connection, wedges, restressing metallic connection and H.D.P.E. or steel connection.
F Series
October 8, 2016
The F connection is used for the encircling of tanks or for the positioning into forming moulds as a tensional connection of two strands. The anchorage is generally used as an Unbonded active anchorage and it is used with greased and coated strands.
S Series
October 8, 2016
“S” series passive anchorages are produced in full accordance with the regulations in force. In this type of anchorage strands are open at the end to increase their adherence to concrete.