cross core jack for prestressing construction

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 Equipment Co., Limited, page4.

CNM QYC270(240) Monostrand Jack For Prestressing Concrete: 1. Model: QYC270(27 tons), QYC240(24 tons) 2. Capacity: 24 tons and 27 tons, Tension Journey: 200mm, Cross Core Diameter: 18mm, Tension Cylinnder Area: 44.5cm², 3. Usage: To tension single strand or flat anchor system 4.

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Multi-stressing jack TENSA M 6800 kN with 31 strands 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...

CNM QYC270 Monostrand Stressing Jack For Prestressing 1. Model: QYC270(27 tons), QYC240(24 tons) 2. Capacity: 24 tons and 27 tons, Tension Journey: 200mm, Cross Core Diameter: 18mm, Tension Cylinnder Area: 44.5cm², 3. Usage: To tension single strand or flat anchor system 4.

Dec 02, 2015 · Hydraulic Jack and Pump for Multistrands Post Tensioning 1.Model: Cnm-Ydc Hollow Plunger Hydraulic Jack 2.Capacities(load): We have jacks of YDC650(650kn), Y... Skip navigation Sign in

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POST-TENSIONING IN BUILDING STRUCTURES Ed Cross1 BE, Grad.Dip(Tech.Mgt), MIEAust, CPEng SUMMARY This paper outlines the major advantages of the use of post-tensioning in building structures. Economics of the post-tensioning slab system are discussed including relative material contents, speed of construction, and

THE FREYSSINET PRESTRESSED CONCRETE COMPANY LTD. When a Prestressing tendon can be stressed from one end only, a dead end anchorage can be used at the other end. When the anchorage is accessible, a manually blocked type jacking anchorage (Type A or B) can be used; the anchoring jaws are driven in by sledge hammer.