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MBT MechanicallyBolted Couplers

MBT MechanicallyBolted Couplers
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MBT MechanicallyBolted Couplers

Product catalog summary
Introduction
Ancon's mechanically-bolted couplers provide an alternative to lapped joints for connecting reinforcing bars in concrete construction. These couplers simplify design, reduce reinforcement congestion, and maintain strength independent of concrete integrity.
Types of Couplers
  • MBT ET Series: Connects bars of the same size without bar end preparation or rotation. Installation involves tightening lockshear bolts until heads shear off.
  • MBT Transition Series: Connects bars of different diameters, achieving high failure loads without bar end preparation. These are custom-made and require careful installation.
  • MBT Continuity C Series: Allows reinforcement extension at construction joints without defacing formwork. Installation involves securing a nail plate and tightening lockshear bolts.
  • MBT Headed Anchors: Provide dead-end embedment for bars, reducing congestion and simplifying rebar placement.
Installation Procedures
Installation involves placing the coupler over the bar ends, aligning, and tightening lockshear bolts using a ratchet wrench or nut runner. Impact tools are not recommended.
Testing and Approvals
MBT couplers comply with international design codes such as Eurocode 2, BS5400, and ACI 318. They are tested for compliance and approved by various national bodies, ensuring reliability and safety.
Applications
MBT couplers are suitable for repair and remedial work, allowing for the replacement of corroded or damaged reinforcement without bar preparation. They are also used in reinforcement continuity systems to maintain reinforcement at construction joints.
Conclusion
Ancon's range of couplers provides a comprehensive solution for reinforcing bar connections, offering ease of installation, compliance with international standards, and suitability for various construction applications.
Overview
This document provides detailed information on various Ancon construction products, focusing on their applications, specifications, and benefits in structural engineering.
1. Reinforcement Systems
  • Ancon KSN Anchors and Starter Bars: Designed for concrete walls, these components facilitate the connection of threaded continuation bars, reducing rebar congestion and eliminating on-site bar straightening.
  • Shear Load Connectors: Ancon DSD and ESD connectors efficiently transfer shear across joints, allowing both lateral and longitudinal movement, and are more effective than standard dowels.
  • Punching Shear Reinforcement: The Shearfix system provides additional reinforcement against punching shear around columns, tailored to specific load conditions and slab depths.
2. Fixing Systems
  • Channel and Bolt Fixings: A variety of channels and bolts are available for securing masonry support and restraints to structural frames, suitable for concrete floors and beams.
3. Insulated Balcony Connections
  • These connectors minimize heat loss while maintaining structural integrity, providing a thermal break and transferring various forces across different material interfaces.
4. Couplers
  • HM Grout Sleeve Couplers: Designed for joining precast concrete elements, these couplers accommodate rebar alignment issues and comply with BS 8597 and ISO 15835 standards.
5. Additional Products
  • Masonry support systems, lintels, wall ties, tension and compression systems, and stainless steel fabrications are also available, each designed to meet specific construction needs.
Contact Information
Ancon provides contact details for various international offices, ensuring global accessibility for technical support and product inquiries.
Disclaimer
The document emphasizes that construction details should be handled by qualified professionals and that product specifications may change without notice.
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Catalog excerpts

MBT MechanicallyBolted Couplers-1

Intemational Version AnconMBT Mechanically-Bolted Couplers for the Construction Industry

 Open the catalog to page 1
MBT MechanicallyBolted Couplers-2

Reinforcing Bar Couplers Simplify the design and construction of concrete Lapped joints are not always an appropriate means of connecting reinforcing bars. The use of laps can be time consuming in terms of design and installation and can lead to greater congestion within the concrete because of the increased amount of rebar used. Ancon couplers can simplify the design and construction of reinforced concrete and reduce the amount of reinforcement required. affect the performance of the joint. The strength of a mechanical splice is independent of the concrete in which it is located and will retain...

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MBT MechanicallyBolted Couplers-4

The MBT range of couplers provides a cost-effective method of joining reinforcing bars, particularly when the fixed bar is already in place and there is insufficient space for a hydraulic swaging press. MBT Couplers are easy to install and achieve failure loads higher than 115% of the characteristic yield strength of grade 500 reinforcing bar. Neither bar end preparation to form threads, nor bar rotation are required. MBT couplers can also be used to join imperial, plain round or deformed reinforcing bars. The bar ends are supported within the coupler by two serrated saddles, and as the lockshear...

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MBT MechanicallyBolted Couplers-5

MBT Transition Series The MBT Transition series of couplers provides an effective solution for connecting bars of different diameters. Transition couplers have all of the benefits of the ET series and are designed to achieve failure loads higher than 115% of the characteristic yield strength of the smaller grade 500 reinforcing bar. They can be installed without any preparation to the bar ends and without any need to rotate bars. The coupler can be rotated to allow access to the bolts for tightening with either a ratchet wrench or a nut runner. In all cases heavy duty sockets should be used....

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MBT MechanicallyBolted Couplers-6

Reinforcing Bar Couplers MBT Continuity C Series The MBT Continuity coupler allows reinforcement to be extended at construction joints without the need to drill or otherwise substantially deface the formwork. The female part of the C series coupler is fixed to the formwork with the aid of a nail plate. After removal of the formwork, the nail plate protects the internally threaded end of the coupler. It is advisable to loosen the nail plate to break the bond with the concrete whilst it is still ‘green’. When the nail plate is removed, the male section can be screwed into the existing section of...

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MBT MechanicallyBolted Couplers-7

Repair and Remedial Work The MBT range of couplers is ideal for applications involving the replacement of corroded or damaged reinforcement as bar ends require no preparation or rotation. MBT ET Couplers When two MBT ET type couplers are used, the replacement bar is cut approximately 5mm shorter than the original length to allow clearance for insertion between the sound ends of the in-situ bars. MBT ET couplers are pushed fully over both ends of the replacement bar and temporarily held in position. The replacement bar is then correctly positioned and the couplers moved to a previously marked...

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MBT MechanicallyBolted Couplers-8

MBT Headed Anchors MBT Headed Anchors are designed to provide dead end embedment for bars in concrete. This helps to reduce congestion and simplify the placement of rebars by removing the need for hooked ends. The anchor comprises half an MBT coupler with a plate welded to one end which carries the full tension load of the bar when it is bearing against the concrete. Plates can be supplied with or without a hole, allowing bars to either end in or pass through the coupler. The MBT Headed Anchor also has the added advantage of requiring no special bar end preparation. Part No. (No hole in plate)...

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MBT MechanicallyBolted Couplers-9

HM Grout Sleeve Couplers Ancon HM Grout Sleeves have been designed to cater for the rebar tolerance/bar alignment issues associated with joining precast concrete elements together. The range comprises two standard coupler types: Full-grout sleeves and Half-grout sleeves. In the first, bars are simply inserted to meet at the nominal centre point of the sleeve. In the latter, one end features a threaded insert to accept a pre-threaded bar while the other end is open to accommodate a non-threaded continuation bar. The standard insert suits Ancon Bartec Plus parallel-threaded rebars. Other inserts...

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MBT MechanicallyBolted Couplers-10

Masonry Support Systems Lintels Masonry Reinforcement Windposts and Parapet Posts Wall Ties and Restraint Fixings Channel and Bolt Fixings Tension and Compression Systems Insulated Balcony Connectors Shear Load Connectors Punching Shear Reinforcement Reinforcing Bar Couplers Reinforcement Continuity Systems Stainless Steel Fabrications Flooring and Formed Sections Refractory Fixings Ancon Ltd President Way, President Park Sheffield S4 7UR United Kingdom Tel: +44 (0) 114 275 5224 Fax: +44 (0) 114 276 8543 Email: [email protected] Visit: www.ancon.co.uk Follow on Twitter: @AnconUK Ancon (Middle...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.