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Monostrand Post-Tensioning System - DSI USA

An open throat, twin ram jack for stressing 0.5 (12.7 mm) or 0.6 (15.2 mm) single strand is suitable for stressing at tendon ends or at intermediate tendon anchors. For tendon elongation greater than the stroke of the jack, the wedges are temporarily seated after partial stressing and the jack is recycled..
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Strand jack - Wikipedia

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 ....
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Strand Jack System, Strand Jack System Suppliers and

There are 185 strand jack system suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Turkey, and South Korea, which supply 96%, 2%, and 1% of strand jack system respectively. Strand jack system products are most popular in ….
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Jack Pressure for Single and Multi Pull Stressing

The system can control one jack for single strand jacking and stressing. 2. The system also can control 2 or 4 sets of jacks for stressing, which make multi-items simultaneous and balanced stress..
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Hydraulic Strand Jacks | Strand Jack Systems | Enerpac

The strand jack lifting technique originates from the concrete post tensioning principle. A strand jack can be considered a linear winch. In a strand jack, a bundle of steel cables or strands are guided through a hydraulic cylinder; above and below the cylinder are anchor systems with wedges that grip the strand ….
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Post-tensioning Jacks • ALWAYS USE AND FOLLOW THE LATEST REvISION OF THE POST-TENSIONING INSTITUTE FIELD PROCEDURES MANUAL FOR BONDED SINGLE STRAND TENDONS (AvAILABLE FROM POWER TEAM - #107348) WHEN USING THESE POST-TENSIONING JACKS. • The user must be a qualified operator familiar with the correct operation, maintenance, and ….
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