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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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    What is a Strand Jack. What are Strand Jacks?

    A number of jacks can be operated simultaneously by computers or hydraulic controllers to lift very large loads of thousands of tons. Even the tandem use of two cranes is very difficult operation. A crane normally uses a single strand hoist with pulley sheaves to lift the load. Whereas each strand jack uses multiple strands to lift the load.Author: Johnzactruba


    Equipment - DSI EMEA - DYWIDAG Systems International

    Hydraulic jacks, pumps, pushing and Grouting Equipment for strand post-tensioning: DYWIDAG equipment is versatile and robust. Learn more about safe stressing operations here.

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    Single-Strand Jacks - epp-hydraulic.com

    Single-Strand Jacks Light weight, compact design. Wide range of stroke and wire options. Anti-rotation device. Easy carrying handle. JKS only require a short extended strand length for attachement. The grippers are hydraulically released from the strand when the jack is …

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    Hydraulic Stressing Jacks - Hydraulic Pre-Post Tensioning

    Manufacturer of Hydraulic Stressing Jacks - Hydraulic Pre-Post Tensioning Jack, Anchor Heads, Hydraulic Multi Stressing Jack With Hydraulic Locking and Hydraulic Single Strand Jack offered by Kanwar Engg Industries (R), New Delhi, Delhi.

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    Single-strand jack, View hydraulic jack, CPS Product

    Single-strand jack, US $ 300 - 400 / Set, Henan, China (Mainland), CPS, QTC 270.Source from China Machinery Engineering Henan Co., Ltd. on .com.

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    Hydraulic Cylinders, Jacks, Rams | Enerpac

    Hydraulic Cylinders and Jacks Enerpac provides the largest selection of hydraulic cylinders, jacks and rams, fully supported and available through the most extensive network of distributors worldwide. We have a solution for virtually any application – lifting, pushing, pulling, bending or holding – in most industrial and commercial work ...

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    Strand Pushing Machines — Paul Jacks USA

    Strand Pushing Machines Pushing of prestressing strand directly into forms, cages and guide channels. Electrically driven version primarily for application in prestressed concrete factories. ︎ See them in action

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    Stressing Systems - Prestress Supply

    Hercules Stressing Systems Hercules Single Strand Tensioning Systems have been the prestressers choice for more than thirty years. Both systems operate on a low pressure design using low pressure high volume fluid flow. With the lower pressure, seals, o-rings and hose failure is greatly reduced. Both systems operate mechanically. There are no electronics to short […]

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    VSL | Post-tensioning strand systems | Post tension

    Post-tensioning strand systems. VSL designs, manufactures and installs durable, state-of-the-art post-tensioning systems that comply with international standards and approval guidelines for both new and existing structures.

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    Hydraulic Single Strand Jack, Hydraulic Stressing Jacks

    View Hydraulic Single Strand Jack, details & specifications from Kanwar Engg Industries (R), a leading Manufacturer of Hydraulic Jacks in Anand Parbat, New Delhi, Delhi. Get contact details, address, map on IndiaMART. | ID: 9407570355

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    Manufacturer of Hydraulic Jack & Hydraulic Stressing Jacks

    Manufacturer And Supplier of a wide range of Hydraulic Jacks, Hydraulic Trolley Jacks, Hydraulic Single Strand Jacks, Hydraulic Bottle Jacks, Hydraulic Multistrand Stressing Jacks.These products are known for their durability and fine finish

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    Strand Jacks Manufacturers, Suppliers & Dealers - TradeIndia

    Hydraulic Single Strand Jacks, Hydraulic Jacks, Hydraulic Multi Strand Stressing Jacks, Remote Control Hydraulic Jacks, Hydraulic Pre Stressing Jacks Business Type: Manufacturer and Supplier . JACKS INDIA ENGINEERING WORKS. View Contact Details.

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    What is a Strand Jack? - wisegeek.com

    Jun 10, 2019· While a basic lifting project may require the use of a single strand jack, a larger project may require the combined lifting power of dozens or even hundreds of units. When used together in this manner, the strand jacks must be controlled by a central switchboard. Specialty computer software helps to ensure the jacks operate as one to lift or ...

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