used for building and bridge multi-strand tension jack

Bonded Multistrand Post-Tensioning | STRUCTURAL …

Extensively used in bridge and transportation structures, bonded multistrand post-tensioning systems have also been successfully applied to commercial building construction. A single multistrand tendon can hold up to fifty-five 0.5″ or 0.6″ strands encased in PT-Plus™ plastic or steel duct and is fully bonded using a high-performance grout.

Multistrand Hydraulic Prestressed Anchor Tension Jack

Applications and Features ♦ prestressed anchor tension jack is a kind of general-purpose feed-through jack for prestress applied for tension of various steel strand anchors. ♦ prestressed anchor tension jack is widely used in post-tensioned large buildings and structures, prestressed concrete bridges, rock and earth anchoring construction, hydraulic structures, foundation anchoring ...

Tension Jack, Tension Jack Suppliers and Manufacturers at

.com offers 3,224 tension jack products. About 55% of these are car jacks, 18% are metal building materials, and 3% are other construction machinery. A wide variety of tension jack options are available to you, such as hydraulic jack, electric jack, and bottle jack.

Moment® Multi Strand Round System - Halfen Moment Group

Moment ® Multi Strand Round System is a method of reinforcing and pre-stressing concrete, masonry and other structural elements. Today, it is used for a wide range of applications including office buildings, condominiums, hotels, parking structures, slab-on-ground foundations, ground anchors, storage tanks, stadiums, silos, and bridges.

Strand jack - Wikipedia

and the DF anchorage used for ring post-tensioning or for intermediate tensioning. Systems are also foreseen for the slab post-tensioning: the 1C15 monostrand unbounded system and the multi-strand bonded PTS system. As a specialized contractor with decades of experience in …

A strand jack (also known as strandjack) is a jack used to lift very heavy (e.g. thousands tons or more with multiple jacks) loads for construction and engineering purposes. Strandjacking was invented by VSL Australia's Patrick Kilkeary & Bruce Ramsay in 1969 for concrete post tensioning systems, and are now used all over the world for heavy lifting, to erect bridges, offshore structures ...