feed through hydraulic prestress jack for anchor and steel s

Ydc Feed Through Hydraulic Prestress Jack For Anchor And

Ydc Feed Through Hydraulic Prestress Jack For Anchor And Steel Strand , Find Complete Details about Ydc Feed Through Hydraulic Prestress Jack For Anchor And Steel Strand,Jack,Hydraulic Jack,Prestress Jack from Car Jacks Supplier or Manufacturer-Zhengzhou Gaode Equipment Co., Ltd.Price: $200

Prestressing Jack Suppliers, all Quality Prestressing Jack

Mono strand prestressing jack. Country/Region: China. Main Products: ... Prestressed Concrete Hydraulic Jack for Post Tensioning Use. Super High Pression 100 ton Hydraulic jack, with Electric hydraulic power pack. ... YDC feed through hydraulic prestress jack for anchor and steel strand.

China Prestressing Post Tension Mono Strand Hydraulic Jack

Hydraulic Jack, Prestressing Jack, Mono Jack manufacturer / supplier in China, offering Prestressing Post Tension Mono Strand Hydraulic Jack, Industrial Injection Grouting Pump for Foundation Reinforcement, Good Performance High Tonnage Hydraulic Double Acting Cylinders and so on.

Hydraulic Strand Jacks | Strand Jack Systems | Enerpac

Hydraulic Strand Jacks. 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 bundle.

prestressing jack, prestressing jack Suppliers and

A wide variety of prestressing jack options are available to you, such as hydraulic jack, electric jack, and bottle jack. You can also choose from 1-10t prestressing jack There are 719 suppliers who sells prestressing jack on .com, mainly located in Asia.

hydraulic prestress jack, hydraulic prestress jack

You can also choose from 1-10t hydraulic prestress jack There are 3,232 suppliers who sells hydraulic prestress jack on .com, mainly located in Asia. The top countries of suppliers are China, India, and Japan, from which the percentage of hydraulic prestress jack supply is …

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A wide variety of strand jacks options are available to you, such as hydraulic jack, mechanical jack, and scissor jack. You can also choose from 1-10t strand jacks There are 327 suppliers who sells strand jacks on .com, mainly located in Asia.

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Hydraulic Strand Jack Price - Select 2020 high quality Hydraulic Strand Jack Price products in best price from certified Chinese Jack manufacturers, Hydraulic Jack suppliers, wholesalers and factory on Made-in-China.com

Uploader - Williams Form Engineering Corp.

that the jacks open and retract using hydraulic power. Both jacks use power wedge setters to seat the wedges into the anchor. After ... For use with smaller strand, jack grippers of different sizes are available. 6DA1 - 30 ton jack, stresses strand up to .6" in diameter. ... Position the jack on the strand to be stressed and push forward until ...File Size: 389KB

Stressing - DSI USA

The jack frame typically bears against the steel plate while the hydraulic ram transfers a direct tension load to the anchor. When the prestress load is reached, the anchor nut is turned tightly against the anchor bearing plate, and the load from the jack is released. The anchor nut prevents the steel from relaxing back to its original length ...

Stressing jack Manufacturers & Suppliers, China stressing

PSI STRAND CHUCK MANUAL TABLE OF CONTENTS ... Stressing Systems and How They Relate to Strand Chucks 'Hydraulic stressing systems known as jacks are used to grab and pull the ... the center hole and the open box. The center hole ram has a special set of gripper jaws inside. When the strand is fed through the hole in the front of the ram, the ...

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strand anchor) Post-Tensioning Terminology (PTT) November 2013 Page 2 of 33 Bearing plate, ... prestressing steel, and sheathing or duct with PT coating for unbonded applications or grouted ducts, grout caps, and grout vents for bonded applications. ... consisting of a hydraulic jack and gauge(s) calibrated as a unit, and a hydraulic pump.

Types of Prestressing Systems and Anchorages in

DYWIDAG jacks are highly sophisticated, but still easy to operate. They employ inner tube bundles with automatic gripping devices that guide the strand safely through the inside of the jack. This feature makes it possible to control the stressing operation with the highest degree of reliability.

Lifting Jack - Henan Prestressing Equipment Co., Limited

stressing jack manufacturers & suppliers found with 48 products . Shaanxi Zhongtuo Mine Equipment Co., Ltd. ... Ydc Feed-Through Multi-Strand Hydraulic Stressing Jack ... Pre-Stressed Steel Strand , Post-Tensioned Steel Cable , Pre-Stressed Steel Wire , PC Steel Wire , Pre-Stressed Anchorage Anchor and Wedge ...

Post-Tensioning Terminology

Stressing Jack Price - Select 2020 high quality Stressing Jack Price products in best price from certified Chinese Stressing Anchorage manufacturers, Pre-stressing Anchorage suppliers, wholesalers and factory on Made-in-China.com

Prestressing Equipment - pt-concrete.com

In prestressed concrete structures, prestress is introduced by stretching steel wire and anchoring them against concrete. Therefore, the prestressing systems should comprise essentially a method of stretching the steel and a method of anchoring it to the concrete. Different systems are adopted for pre-tensioning and post tensioning.

Stressing on the site

China Lifting Jack catalog of Ydt Seires Good Quality Hydraulic Top Lfting Jack for Construction, Ydt Seires Construction Lifting Jack provided by China manufacturer - Henan Prestressing …

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THE FREYSSINET PRESTRESSED CONCRETE COMPANY LTD. Page: 6 ANCHORAGE SYSTEMS Prestressing forces of the Tendons are transferred to the concrete structures through Anchorages. Anchorage for the Post Tensioning system normally comprises of a steel plates with a number of conical holes, the conical Grips and the Guide (Trumpet).

DYWIDAG Temporary Strand Anchors - DSI USA

Feb 22, 2016· Adopted From TAB.3-13 Post-Tensioning Terminology (PTT). Anchor - For unbonded single strand tendons, a device that houses the wedges and transfers the prestressing force to the concrete.. Anchorage assembly - A mechanical device consisting of all components required to transfer the posttensioning force from the prestressing steel to the structure, including all accessories for …

Prestressed and hydraulic jacks - Zhengzhou Lead …

Prestressing Equipment . CSJ series of pc strand pusher machine is a equipment which used to feed through pc strand into corrugate pipes. Its maximum pushing distance can be reach more than 200m, minimum pushing distance is less than 40m

Anchor equipment and tools - Zhengzhou Lead Equipment …

Single-wire stressing jacks, light alloy and CFRP stressing jacks up to 5000 kN, hollow-piston cylinders with manual wedge-seating device and multi-stressing jacks for strand anchors and bar anchors, support chairs with wedge retaining devices, stepped anchor stressing jacks with hydraulic …

What is a Strand Jack. What are Strand Jacks?

multi hydraulic jack manufacturer/supplier, China multi hydraulic jack manufacturer & factory list, find qualified Chinese multi hydraulic jack manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.com. ... Ydc Feed-Through Multi-Strand Hydraulic Stressing Jack. ... Steel Wire Prestressing Hydraulic Jack

Stressing - DSI EMEA

Soil Anchors. Soil anchors are pressure grouted tendons installed in either cohesive or non-cohesive soil or loose rock. The anchors transfer forces into the ground through the prestressing steel and grout body. In the free stressing length the anchor remains free to move.

US3090598A - Hydraulic jack for the prestressing of

China Prestressed and hydraulic jacks catalog of Post Tension Equipment PC Strands Stressing Jack, PC Strands Post Tension Hollow Bottle Jack provided by China manufacturer - Zhengzhou Lead Equipment Co., Ltd., page1.

China Anchor equipment and tools catalog of Building Construction Strutting Beams Prestressed Hydraulic Lifting Jack, Ydc Feed-Through Prestressing Hydraulic Jack provided by China manufacturer - Zhengzhou Lead Equipment Co., Ltd., page3.

A number of strands – steel wires – arranged circumferentially passes through a hydraulic cylinder jack with anchors at both ends of the jack. The anchors have grips which alternatively grip and release the strands. The strand jack is positioned on a support beam vertically on top of the location to where the load has to be lifted.

the strands in place in the top anchor, raising the jack’s cylinder, and then wedging the strands in the bottom, opening ... diameter high carbon steel strands. Olmsted Hydraulic Strand Jack . Operational Specifics The 18mm strands are installed by feeding them through the bottom and top anchors. The upper anchor head closes and grips the ...File Size: 325KB

They employ inner tube bundles with automatic gripping devices that guide the strand safely through the inside of the ram. This feature allows the stressing operation to be controlled with the highest degree of reliability as well as minimal wedge seating losses by benefiting from the power seating option.

A hydraulic jack adapted. for the stressing of an elongated element anchored at one end to a structure provided with releasable anchor means for said element remote from said one end, comprising a tubular housing positionable to surround a projecting portion of said element while bearing with a forward extremity upon said structure, hydraulic ...Cited by: 17