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Hydraulic Lifting Jack - pt-concrete.com

PSI STRAND CHUCK MANUAL TABLE OF CONTENTS Introduction pg. 1 ... Once the required level of tension is reached, the stressing ... 'Hydraulic stressing systems known as jacks are used to grab and pull the strand. Stressing jacks consist of a pump unit or power unit and a ram. There are

Stressing on the Construction Site - PAUL

YDT series of pretension hydraulic jack is used for lifting and pushing in prestressing construction. Its matched oil pumps is YBZ series of high pressure electric oil pump

China High Pressure Tension Oil Pump for Stressing (ZB3

Stressing on the Construction Site. ... They are equipped with an integrated hydraulic piston to provide power seating of the anchor wedges. ... multi-strand stressing jacks or inserted individually in stay cable ducts and stressed using lightweight single-strand stressing jacks. We supply suitable stressing jacks and strand pulling / pushing ...

Stressing Catalogue | Prestressed Concrete | Pump

Hydraulic fluid from Return high pressure pump Multi Strand Anchorage Multi Strand Stressing ... • Connect the power leads and check power supply. • When not in use place the control valve on the pump ... behind stressing jack. Disclaimer: Post-tensioning Institute of Australia (PTIA) is a not for

China Post Tension Prestressed Concrete Jack - China

China High Pressure Tension Oil Pump for Stressing (ZB3/630S), Find details about China Pump, Oil Pump from High Pressure Tension Oil Pump for Stressing (ZB3/630S) - ZEB POWER SOLUTION COMPANY LIMITED

Applications - enerpac.com

Noses and Gripper sets Multi-strand: Tensioning Jacks Hydraulic Pumps: For use with Mono-strand Tensioning Jacks Hydraulic Pumps: For use with Multi-strand Tensioning Jacks Strand Processing Equipment DA PTJ SCJ 10 14 16 18 22 Hydraulic Pumps ZU ZE. ... Pumps for Multi-Strand Jacks A complete line of large pumps are available to power any size ...

Henan Prestressing Equipment Co., Limited - Facebook

Design of Mechanical Hydraulic Jack ... • Power operated jacks (pump is used) • According to the lift of ram • High lift • Medium lift • Low lift • According to the arrangement of cylinder ... • Permissible tensile stress of mild steel (σ ...

Post-Tensioned Slabs| Concrete Construction Magazine

Hydraulic Jack, Post Tension Jack, Mono Strand Jack manufacturer / supplier in China, offering Post Tension Prestressed Concrete Jack, Construction Tools Concrete Spraying Machine, Lsz3000 Electric Motor Drive Spray Concrete Wet Mix Shotcrete Machine and so on. ... Stressing Hydraulic Jack for Sale US $1,500 / set. Find Similar Products By ...

Why Your Post Tension Tendons Need to Be Properly …

RR-Series double-acting hydraulic cylinders, ZU-Series hydraulic pumps (1) Custom GT4 Hydraulic Tensioner, ZUTP1500E (1) Custom Cylinders, Custom Power Units (1)

IHS Stressing Jacks | Stressing & Jacking Equipments in

models of pre-stressing and post tensioning equipment. Our ... We go through all safety aspects of pre-stressing including the maintaining of power packs, wedges,jacks, olongapo on of strand and setting the correct working pressures and dangers of wrong use of high pressure hydraulic equipment.

Hydraulic Tensioner - Hydraulic Tensioner Suppliers

Jack is synchronous lifting and stressing. 6. Only supply high quality prestressing equipment, price may be higher than others in China, but QUALITY is our first place, because order our high quality prestressing equipment can be used many years without any problems, it will not delay any projects. ... Henan Prestressing Equipment Co., Limited ...

prestressing | Prestressed Concrete | Reinforced Concrete

The tensioning of the tendons, also known as the stressing operation, is achieved by using a hydraulic jack. At least one end of each tendon will have been installed with a length of prestressing steel protruding through the edge form and beyond the edge of the slab; this is known as the stressing tail.

Hydraulic Jacks - Hytec Group

There exists two ways to pre-stress the concrete in your building project: pretension and post tension. Pretension happens at the precast facility, where the tendon assembly is placed into the concrete form and stressed at the factory to engineered specifications.

Stress Jack-China Stress Jack Manufacturers & Suppliers

Hydraulic Jacks & Stressing equipments supplier in Dubai – Gulfincon focus up on supply, service and calibration of hydraulic and instrumentation products in UAE.

gxlzhm.en.alibaba.com - Epoxy-coated Strand,Prestressing

Pre-Tensioning Systems. CCL stressing jacks combine advanced ... • Power lock-off to provide safe stressing operation • High quality gauges accurate to 1% provide ... a hydraulic jack incorporating power lock-off. If power lock-off is not available then spring-loaded grips should be

Why Prestress? - National Precast Concrete Association

Factory Supply Prestressing Stressing Tension 500 Ton Hydraulic Jacks Technical performance for stressing jack ♦ YDC-series light capsular stressing jack are divided into six models: 100, 150, 200, 250, 400 and 500 (×10Kn) and their strokes are all 200mm. ♦ Different accessories can be used when tensioning different...

Enerpac: MRO & Industrial Supply | eBay

These cables are stressed by hydraulic jacks. failure of concrete members usually occurs due to the progressive loss of strength of the reinforcing steel or tendons at high temperatures. ... shows the same unloaded beams with prestressing forces applied by stressing high strength tendons.2 Principle of Prestressing The function of prestressing ...

VSL | Post-tensioning strand systems | Post tension

Our hydraulic jacks are manufactured exclusively by Power Team, a worldwide supplier of hydraulic and mechanical tools, and fully supported across sub-Saharan Africa by Hytec. ... Power Team portable high tonnage jacks provide smooth and safe lifting and lowering. High Tonnage Jacks. Post Tension & Stressing Jacks. Considered the industry’s ...

HEAVY LIFTING - VSL International Ltd. | Post-tensioning

China Stress Jack - Select 2018 Stress Jack products from verified China Stress Jack manufacturers, suppliers on Made-in-China.com.

Liuzhou Ruichuan Trading Co., Ltd. - Prestressing

Liuzhou HM Prestressing Machinery Co., Ltd., Experts in Manufacturing and Exporting Epoxy-coated Strand,Prestressing Anchor and 346 more Products. A Verified CN Gold Supplier on .com.

Prestressed Concrete Market - Global Industry Analysis and

Prestressing tendons (generally of high tensile steel cables or rods) are used to provide a clamping load, which produces a compressive stress to offset the tensile stress that the concrete compression member would otherwise experience due to a bending load (see Figure 2). ... Once the concrete hardens, the tendons are tensioned by hydraulic ...

Precast Solutions | CCLINT

Find great deals on eBay for Enerpac in Hydraulic Cylinders. Shop with confidence.

Home Business Lines SYSTEMS & TECHNOLOGIES POST-TENSIONING STRAND SYSTEMS. Post-tensioning strand systems ... The anchorages are placed at both ends of the tendons to secure the forces once the load has been released from the stressing jack. Anchorages are generally composed of: ... Prestressing is suitable for factory production off-site where ...

The VSL hydraulic strand lifting system combines proven components from VSL’s strand post-tensioning system with hydraulic jacks and pumps to lift heavy loads safely and economically. ... high safety standards and reliable performance. ... VSL Heavy Lifting can supply the most effective custom-engineered solution for moving heavy loads of any ...

Multi-Stressing Jacks Mono-Stressing Jacks Hydraulic Pumps Blockout Dimensions and Requirements ... with the supply of ground anchors and high tensile bars. The MK4 postensioning system proposed, includes a gear range of anchorages, ... tensioning …

Our mainly products are lifting jack, anchorage device, hydraulic oil pump, intelligent tension device, ect. It is widely used in road construction, bridge construction, tall building construction, water-power engineering installation, sewage treatment plant and other infrastructure constrution.

Post-tensioning: A method of prestressing concrete by tensioning the tendons against ... components produced on a mass scale in factory. 2. Hydraulic devices: These are simplest means for producing large prestressing ... Jack Fig. 1 Prestressing system Beam with straight tendon. 91 a) prior to prestressing

In hydraulic prestressing, a large hydraulic jack is used for tensioning of the elements. This method is the simplest among all and produces huge forces. In electrical prestressing, steel wires are heated with electric source and later before placing them in the concrete moulds.

Prestressing equipment includes a full range of stressing pumps, jacks, grips, accessories and related services. Multi-Stressing Systems Spiroll multi-stressing and hydraulic detensioning systems can be designed and built to suit both new and existing precast factories.