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nVent Couplers LENTON® LOCK


nVent Couplers LENTON® LOCK

LENTON® LOCK (nVent) Couplers supplied by InfraBuild Reinforcing work in repair, bent, bar, retrofit, precast and new construction applications. Lock couplers shear the bolt heads off at a predetermined torque to ensure correct installation.

LENTON® LOCK (nVent) Couplers are ideal for column splicing, bridge applications, piling, splicing to protruding dowels cast in concrete, closure pours and beams. LENTON® LOCK (nVent) Couplers are available for 12mm, 16mm, 20mm, 24mm, 28mm, 32mm, 26mm and 40mm bar sizes.

Typical uses

  • Column splicing
  • Bridge applications
  • Piling
  • Splicing to protruding dowels cast in concrete
  • Closure pours
  • Beams


  • Works in repair, bent bar, retrofit, precast and new construction applications
  • The bolt heads shear off at a predetermined torque to provide an instant check of correct installation

Associated Standards

  • AS/NZS 4671:2001 Steel reinforcing materials
  • AS 3600:2009 Concrete structures

To find out more about the range of steel LENTON® Lock Couplers stocked at your local InfraBuild Reinforcing, or to enquire about InfraBuild Reinforcing’s mechanical splicing services, please contact your nearest branch.

Product Code Suit Bar Diameter (mm) Length (mm) OD (mm) Mass (kg)
LL12 12 127 29 0.6
LL16 16 159 35 0.9
LL20 20 222 48 1.7
LL24 24 254 54 3.4
LL28 28 287 60 4.6
LL32 32 323 65 5.9
LL36 36 358 72 7.8
LL40 40 400 80 10.9

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