spring loaded anchor for prestressed concrete

Anchoring systems for geotechnical engineering - Freyssinet

generally a high dose cement grout, is injected into the bore hole using an ... On prestressed anchors (ground anchors or rock bolts), tensioning is carried out 1 to ... each type of bar: a Hexagonal nut a Spring baskets a Spherical nut a Coupler.

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Prestressed Cable Anchor Spring Loaded Closed Anchor For Pc ...

Prestressed Cable Anchor Spring Loaded Closed Anchor For Pc Steel Wire , Find Complete Details about Prestressed Cable Anchor Spring Loaded Closed Anchor For Pc Steel Wire,Pc Wire Anchor,Closed Anchor,Spring Loaded Anchor from Anchors Supplier or Manufacturer-Tianjin Sunwin Prestressed Technique Co., Ltd.

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14H114 1/4 X 1-1/4 Hex Head Concrete Anchor System L.H ...

GEN 1 CABINET RACK/CABINET TYPE; INCLUDES LOCKING SPRING LOADED LATCH, (2) KEY; 34480 MODEL Thread Type Hi-Low Dimensions and Weight Length 1.25 in Size 1/4 x 1-1/4 IN Descriptions Description 1/4 X 1-1/4" HEX HEAD CONCRETE ANCHOR SYSTEM Special Features Features: Includes Drill, Hex Head Slotted Manufacturer Information Brand Dottie GTIN ...

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Spring Bolts | McMaster-Carr

Choose from our selection of spring bolts, including knob-style retractable spring plungers, spring-loaded slide-bolt latches, and more. In stock and ready to ship.

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Anchor Grips - Vollert do Brasil

production of prestressed concrete elements – thanks to our long years of ... general rule, pretensioning wedges and the wearing parts of F-Type grips (springs, ...

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Spring-Loaded Setting Tool - Prosoco

The CTP Spring Loaded Setting Tool is a unitized spring-assisted tool with a rubber grip and compact SDS drive tool for the installation of Stitch Tie helical anchors. This tool is available for either an 8-mm or 10-mm anchor diameter.

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Couplers - DSI USA

Multistrand Post-Tensioning System Anchorage Type Tendon Type 59... (0.5" system) 59 ... 01 02 03 04 05 06 07 08 09 12 15 20 27 Coupler D ...

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US3703748A - Anchor for post-tensioning prestressed ...

This invention is an anchor for post-tensioning prestressed concrete including a case having a central bore through which a tendon passes, the internal wall of the case defining the central bore being tapered in a manner to form a compound angle with respect to the longitudinal axis of the case. A chuck comprising chuck segments is positioned within, and movable longitudinally with respect to ...

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VSL | Bars | post-tensioning bar systems

The ground anchor is anchored at the bottom to the surronding area by a bond that is provided by a cement grout or resin. At the top, the ground anchor is tightened or prestressed and secured at the anchor-head. The tension rod ensures a transfer of load from the anchor-head to the bulb that is created by the grout at the bottom.

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China Spring Wedge, China Spring Wedge Manufacturers and ...

Alibaba.com offers 13,263 spring wedge products. About 11% of these are women's sandals, 3% are genuine leather shoes, and 1% are anchors. A wide variety of spring wedge options are available to you, such as wedge anchor, concrete anchor, and anchor bolt. You can also choose from free samples, paid samples.

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Anchor bolt - Wikipedia

Anchor bolts are used to connect structural and non-structural elements to concrete. The connection can be made by a variety of different components: anchor bolts (also named fasteners), steel plates, or stiffeners. Anchor bolts transfer different types of load: tension forces and shear forces. ... Anchor channels: used in precast concrete connections. 缺少字詞: spring ‎| 必須包含以下字詞: spring

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Theoretical Study and Application of the ... - MDPI

2019年12月16日 — wire-breakage, leading to a reduction in load-carrying capacity or a ... A prestressed concrete cylinder pipe (PCCP) contains four ... between the surface of the pipe wall and the steel strands, the anchor deformation, the concrete elastic ... The maximum tensile stress at the edge of the pipe at the spring-line, ...

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Anchor & Wedge for 15.24 PC STRAND

Anchor & Wedge for 15.24 PC STRAND | 天津强邦实业有限公司. ... spring steel flat bar · Leaf Springs ... Parts: anchor, wedge, base plate, spiral, coupler, duct, spacer. Type: 1.YJM15 Series. 2. ... Usage: post-tensioned concrete and pre-cast concrete, comply with 7-wire PC steel strands 9.3/9.5/9.53mm, 12.5/12.7/12.9mm, ...

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Cnm 12.7mm Spring Loaded Anchor for Prestressed Concrete ...

Spring Loaded Anchor, Enclosed Grips, Closed Spring Grip Anchor manufacturer / supplier in China, offering Cnm 12.7mm Spring Loaded Anchor for Prestressed Concrete Strand, Post Tensioning Spiral Corrugated Pipe Making Machine, Cnm Full Hydraulic Crawler Anchoring Drilling Rig and so on.

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Development Device For Prestressing Strands In Beams

logistics of getting the prestressed concrete beams cast. iv ... 4.37 Bond Trend of Strand in Concrete with Spring Anchor . ... Type II prestressed concrete beams.

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Equipment and Accessories | SPIROLL

Spring Loaded Anchors (SLAs) are generally used at the dead (non-stressing) end of the bed, and incorporate the same wedges as open grips. They have a larger barrel, and an internal spring mechanism that ensures the wedge is seated correctly, preventing movement due to work being carried out at the live (stressing) end.

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behavior of prestressed concrete beams under long ... - Core

Plot of loss in Spring Load versus Time for Beam ML-2. Measured Total Strains for 4 by 16-in. Cylinders ... Midspan Deflection versus Ti me for Un loaded Beams ...

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Anchoring and coupling device for tendons in prestressed ...

We claim: 1. Anchoring device for a prestressing location also serving as a coupling location for prestressing tendons in a prestressed concrete structure with the tendons made up of a plurality of individual elongated elements such as strands, wires and the like, said tendons being bonded to the concrete structure subsequent to prestressing, said anchoring device comprising an anchoring ...

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Prestressed Concrete (Post Tensioning Concrete): 2016

Henan Prestressing Equipment Co., Limited manufacture full ranges of anchor system such as multistrands round anchor, multistrands flat anchor, arch type anchor for buildings, monostrand anchor, ground anchor, spring loaded anchors, prestressed anchor coupler, single strand anchor coupler, steel bar anchor, dead end anchor, and other customized ...

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Spring Loaded Anchorage for Prestressed and Precast Concrete

3. Materials: 20CrMnTi, 45# steel, 40Cr, alloy steel, carbon steel. 4. Anchor Hardness: HRB70 -100(Remarks: Our Wedges Hardness: HRC58-65).5. Applications: It has been widely adopted by modern construction, especially used in pre-tension or post-tension for concrete constructions as building materials, such as bridge construction, railway and highway construction, underground structures ...

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