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The Ancon 360 is a carbon steel tension system. The system is available in two sizes; 48 and 56 mm. The Ancon 360 System, with its wide range of components can be used to create a variety of assemblies, from simple tie bars to complex bracing systems involving several bars joined at one point. Special anchor plates and discs can be manufactured to suit project requirements. Connecting plates are designed to suit particular applications. Ancon tension systems are supplied as full systems and are not available as individual components.


  • The bar used in the system has a minimum yield of 360 N/mm².
  • CE marked to BS EN 1090-1.

Standard product features


- Fork connectors and locking nuts:

Fork connectors are supplied with a locking nut. Forks and their locking nuts have left or right hand threads, and are supplied complete with a pin.

- Pins:

Two-part locking construction and once installed are flush with the fork.

- Tie bars:

  • Tie bars have a right-hand thread at one end and a left-hand thread at the other.
  • Flats are pressed into the bar close to each end to allow the bar to be screwed into the fork connectors.
  • Carbon steel bars are available either untreated with the electrodeposited zinc coating Fe//Zn12//A to EN 12329 or are hot-dip galvanized to EN 1461.

- Couplers:

  • Couplers have right and left hand threads and are used in applications where more than one bar is required between forks.
  • Supplied with locking nuts for each end of the coupler.
  • Couplers are machined from bar and can have the provision for a hanger to be fitted to limit the deflection of bars of 16 mm diameter or greater.

- Anchor discs:

  • Allow up to eight bars to be connected together.
  • Can be used at the centre of conventional cross-bracing, or where several bars need to be connected at one point.
  • Machined from plate and can be supplied with a surface finish to match the system.


Material finish:

  • Bar: Untreated/ Zinc plated/ Hot-dip galvanized.
  • Fork and nut: Zinc plated.
  • Coupler: Zinc plated.
  • Disc: Untreated/ Zinc plated/ Hot-dip galvanized.

NBS Specification

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This product is associated with the following NBS Create clause:
45-25-95/380 Tension straps

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying





+44 (0)114 275 5224

Product reference

360 Tension System

Bar diameter

[48 mm]
[56 mm]

System length

___ mm - System lengths are measured between the centres of the pins in the forks.


[Zinc plated]
[Hot-dip galvanized]

Manufacturer details

President Way,
President Park,
South Yorkshire, S4 7UR
Tel +44 (0)114 275 5224
Fax +44 (0)114 276 8543
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NBS National BIM Library