When MBT Bolt coupler are Used ?

 When MBT Bolt coupler are Used ?

MBT bolt couplers are specifically chosen for scenarios where traditional lapping or threaded splicing is impossible or impractical. They are the "problem-solvers" of the rebar world because they require no specialized equipment (like threading machines) and no preparation of the rebar ends.

When to Use MBT Bolt Couplers

  • Retrofitting & Repair Work: Ideal for replacing corroded or damaged rebar in existing structures. Since the "fixed" bar is already cast in concrete and cannot be moved or rotated, the MBT coupler can simply be slid over the existing end

  • Restricted Space: Used in "congested" reinforcement areas where there isn't enough room for the long overlapping lengths required by traditional lap splicing.


Materials & Sizes

  • Material: High-strength seamless steel body with hardened alloy steel "lock-shear" bolts.

  • Internal Grip: Hardened steel rails inside the sleeve "bite" into the rebar.

  • Sizes: Available for rebar diameters from 10mm to 40mm (the coupler grows in length and bolt count as the diameter increases).


Rebar DiameterApprox. Coupler LengthNumber of Bolts
10 mm100 mm4
12 mm140 mm6
16 mm160 mm6
20 mm200 mm8
25 mm250 mm10
32 mm310 mm12
40 mm470 mm14


For More Info:

Contact no.: 9223446390

website: https://suryaengineering.net/

Email: surya.engineers2000@gmail.com

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