150T prestressed hollow jack for construction

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.com offers 357 hydraulic jack 150t products. About 230% of these are car jacks, 1% are hydraulic parts. A wide variety of hydraulic jack 150t options are available to you, such as flooring jack, hydraulic jack, and bottle jack. You can also choose from 11-20t. There are 1,447 hydraulic jack 150t suppliers, mainly located in Asia.

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.com offers 1,443 150t hydraulic jack products. About 56% of these are car jacks, 25% are cylinders. A wide variety of 150t hydraulic jack options are …

hydraulic jack for building, hydraulic jack for building

.com offers 3,182 hydraulic jack for building products. About 9% of these are car jacks, 1% are other hydraulic tools. A wide variety of hydraulic jack for building options are available to you, such as hydraulic jack, mechanical jack, and electric jack. There are 3,182 hydraulic jack for building suppliers, mainly located in Asia.

PRESTRESSING EQUIPMENTS HOLLOW CORE - Precast …

Prestressing equipments for precast concrete products We provide prestressing equipments to suit a wide variety of different precast production requirements, offering a full range of stressing pumps, jacks, grips accessories and related services. We design and build bespoke stressing solutions for new and existing precast factories producing any type of prestressed concrete products.

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.com offers 1,016 hydraulic jack 150 ton products. About 77% of these are car jacks, 48% are cylinders, and 2% are hydraulic cylinders. A wide variety of hydraulic jack 150 ton options are available to you, such as hydraulic jack, bottle jack, and air jack. You can also choose from 11-20t.

Prestressed and hydraulic jacks - Zhengzhou Lead …

China Prestressed and hydraulic jacks catalog of Post Tension Prestressed Hydraulic Stressing 300 Tons Hollow Jack, Discount Post Tensioning Hydraulic Jack for Construction and Building provided by China manufacturer - Zhengzhou Lead Equipment Co., Ltd., page3.

Prestressing Jack - Henan Yugong Machinery Co., Ltd. - page 1.

China Prestressing Jack catalog of Prestressing Multi-Strand Hydraulic Jack, Professional Manufacture Car Hydraulic Electric Jack Design provided by China manufacturer - …

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.com offers 300 150t hydraulic cylinder products. About 223% of these are Cylinders, 1% are Construction Machinery Parts, and 2% are Hydraulic Parts. A wide variety of 150t hydraulic cylinder options are available to you, such as power, type, and standard or nonstandard.

Post Tension Hydraulic Hollow Jack | concrete batching

Post Tension Hydraulic Hollow Jack Get price and support: If you have any problems or questions about our products or need our support and assistance, please feel free to write us.

Plants for hollow core slabs - Tecnogerma - Precast

Plants and machinery for the production of prestressed concrete hollow core slabs, including slipformers,extruders, crosscut saws, lifting beams, prestressing equipments and budget start-up hollow core plants. Industrial brushes for the paver block industry. We …

Prestressed concrete - Wikipedia

Prestressed concrete is a form of concrete used in construction. It is substantially "prestressed" during its fabrication, in a manner that strengthens it against tensile forces which will exist when in service.: 3–5 This compression is produced by the tensioning of high-strength "tendons" located within or adjacent to the concrete and is done to improve the performance of the concrete in ...

Prestressed anchor, post tension anchor equipment

Prestressed anchor,prestressed anchorage,prestressing anchor,prestressing anchorage,single hole anchor is used for bridge, building and highway construction, especially used in pre-tension or post- tension for concrete construction as building materials. ... jack Single acting hollow hydraulic jack Self-locking type hydraulic jack Synchronous ...

Post Tension Prestressed Concrete Hydraulic Jack - Buy

construction of prestressed concrete and the development of new (higher tensile strength, lower relaxation, and larger diameter) steel strands, and ... by a hollow jack and a hollow load cell. After release, force is gradually applied with an internal hollow jack to separate the two concrete parts.

engineering prestressed anchorage wedges-☆Hydraulic Jack

Post Tension Prestressed Concrete Hydraulic Jack , Find Complete Details about Post Tension Prestressed Concrete Hydraulic Jack,Hydraulic Jack,Prestressed Hydraulic Jack,Tension Hydraulic Jack from Car Jacks Supplier or Manufacturer-Zhengzhou Lead Equipment Co., Ltd.User rating: 4/5

Prestressed Jack, Prestressed Jack direct from Henan

As one of the first prestressed anchorage manufacturers that have passed ISO9001 and got the European market entry CE and SGS Certificates, Kaifeng Zhongqiao Prestressed Equipment Co., Ltd, is a professional company which is engaged in the production of prestressed anchorages, wedges, couplers, pc strand, high tension wire, steel belt, fastener ...

200mm Stroke 200T Post Tension Concrete Construction

Prestressed Jack from Henan Yugong Machinery Co., Ltd.. Search High Quality Prestressed Jack Manufacturing and Exporting supplier on .com.

Talk:Prestressed concrete - Wikipedia

May 07, 2019· 200mm Stroke 200T Post Tension Concrete Construction Hydraulic Jack, US $ 1,045 - 1,255 / Set, Guangxi, China, VLM, YDC2500B-200.Source from Liuzhou VLM Prestressing ...

stressing jack for bridge girders construction

Indeed, WP's own list of > 200 bridge failures, shows almost none of them were prestressed concrete. The key issues in this section (grouting quality & tendon corrosion) are not "bridge issues" per-se, but rather are risks inherent in prestressed concrete construction that need to be actively addressed in all applications. I suggest these ...

Hollow core slab machine - Used - Precast Concrete Machinery

Stressing of prestressed concrete is acknowledged to be a potentially high-risk activity, as it involves the use of industrial prestressing equipment that uses hydraulic rams to stretch high-yield wires and strands with forces that can be in excess of 1500 tonnes. This Code of Practice has been produced for the following purposes : 1.

Why Prestress? - Precast concrete

NOTATION A = Cross-sectional area a = Depth of equivalent compression stress block aθ = Depth of equivalent compression stress block under fire conditions Acr = Area of crack face Ae = Net effective slab bearing area Aps = Area of prestressed reinforcement Avf = Area of shear friction reinforcement b = Width of compression face bw = Net web width of hollow core slab

Brief introduction of bridge prestressed jack

Stressing jack is mainly used for bridge girders construction and prestressed concrete continuous box girder and steel-concrete concrete beams are increasingly used in the construction of …

Production in the factory - Paul

Hollowcore slabs are prestressed floor elements with voids. The excellent load-bearing capacity and structural efficiency allows you to build large areas with fewer partition walls. Ultimately, this means greater freedom in design and architecture during and after construction as well as savings in material costs. See our web site for additional

Stressing on the site

The prestressed hollow core slab is a self-supporting element, therefore no support or intermediate girders are necessary, obtaining big spans without any intermediate columns. The prestressed hollow core slabs for floorings are used in many countries due to its economical production, its optimized cross section and its big spans.

China Lower Price 100tons Hollow Hydraulic Tensioning Jack

May 22, 2010· Advantages of prestressed concrete . Prestressed concrete is one of the most reliable, durable and widely used construction materials in building and bridge projects around the world. It has made significant contributions to the construction industry, the precast manufacturing industry and the cement industry as a whole.

China Ydc Hollow Prestressed Concrete Hydrualic Jacks

Brief introduction of bridge prestressed jack Nov 24, 2017. YDC through jack is my company scientific research personnel through long-term research and combining with many years of production experience, with a new architecture, and the quality of material, with new structure, long service life, convenient maintenance, is the common jack upgrade and substitute products, widely used in electric ...

Inspiring people to share Normal. Prestressed concrete poles for advertising beams visible from a long distance, power lines, signal posts or other applications are produced at the precast concrete factory in a cost-efficient and effective manner and with consistent quality using various methods.

Our product range for bridge construction includes a wide selection of stressing jacks, hydraulic units, pushing machines, anchor grips and handling equipment. Due to the decades of experience we offer rugged and long-lived machines for heavy-duty use on construction sites.

Applications and Features 1, YGM-270 mono-strand Jack is a kind of general purpose for prestressing applied for pre-tension and post-tension of various steel strand anchors. 2, YGM-270 m ono-strand Jack is widely used in precast structures, such as prestressed bridge girders and decks units, rock and earth anchoring construction, hydraulic structures and other great projects.

Ydc Hollow Hydraulic Jack, Hydraulic Jack, Hollow Hydraulic Jack manufacturer / supplier in China, offering Ydc Hollow Prestressed Concrete Hydrualic Jacks, Waterproofing Cement Grouting Injection Machine in Philippines, Waterproof High Pressure Grouting Injection Pumping Machine in Italy and so on.