wedge inside jack used pump the tension from lingqiao compan
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wedge jacks, wedge jacks Suppliers and Manufacturers at
Mini jack with inside wedge in factory price for tensioning from lingqiao company -
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hydraulic wedge jacks, hydraulic wedge jacks Suppliers and
A wide variety of hydraulic wedge jacks options are available to you, such as steel. There are 52 hydraulic wedge jacks suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of hydraulic wedge jacks respectively. Hydraulic wedge jacks products are most popular in Vietnam, Mexico, and Colombia.
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Stressing Jacks - precision-hayes.com
made our company the leading supplier to these industries. Double-Action System The 5DA1, 5DA1-AL, and 6DA1 jacks are double-acting, meaning that the jacks open and retract using hydraulic power. Both jacks use power wedge setters to seat the wedges into the anchor. After the desired stressing pressure is achieved, the valve on the pump is
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Spring Loaded Anchor - pt-concrete.com
Spring Loaded Anchors (SLA's) are generally used at the dead (non-stressing) end of the bed. The internal spring ensures that the wedge sits correctly inside the enclosed barrel, preventing the wedges from movement by work being carried out at the live (stressing) end.
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Detensioning Unbonded Post-Tension Tendons - Amsysco Inc.
Detensioning Unbonded Post-Tension Tendons. The jack should be opened at least 4 inches so that it does not get “hung up” in case the wedges fail. The detensioning procedure be performed shortly after the normal stressing operation. Over time, the wedges deformed inside the anchor cavity and form a “lock” with the strand and anchor.
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Liuzhou Lingqiao Prestressed Machinery Co., Ltd. - Company List
Our Lingqiao prestressing anchorage system was developed by many famous research institutes including China Academy of Building Research. It is a major system in China now. Our main products, the anchorage system of OHS series, are based on the development of Lingqiao anchorage system.
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Liuzhou Lingqiao Prestressed Machinery Co., Ltd.
We are leading supplier of Hollow Hydraulic Jack, Lifting Jack, enjoy best price and best buy at Liuzhou Lingqiao Prestressed Machinery Co., Ltd.
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Liuzhou Lingqiao Prestressed Machinery Co., Ltd. - Hollow
Liuzhou Lingqiao Prestressed Machinery Co., Ltd., Experts in Manufacturing and Exporting Hollow Hydraulic Jack, Lifting Jack and 2829 more Products. A Verified CN Gold Supplier on .com.
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pump jacks | eBay
Find great deals on eBay for pump jacks. Shop with confidence. ... Aluminum Pump Jack System 2 Pump Jacks, 2 Benches, 2 Braces, 2 Poles, 2 Stages ... Air Pump Wedge ...
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THE FREYSSINET PRESTRESSED CONCRETE CO. LTD.
THE FREYSSINET PRESTRESSED CONCRETE COMPANY LTD. Page: 9 TENDON DUCTS (SHEATHING): Sheathing is used to create a void in the concrete structure, through which the stressing steels are inserted and remain free to stretch during stressing operation. Sheathings are available in two types: A) Metallic Ducts B) H.D.P.E. Ducts
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