RELAY-JOINT simplifies the concrete joint construction work for foundation, footing beam and D-wall. 

RELAY-JOINT is a mechanical joint for Neji-Tetsu-Con, TTK’s threaded rebar, which facilitates concrete joint construction work of foundation, footing-beam and D-wall. 

Applicable Rebar Grade/Size

Grade (MPa)

B500, B600

Size (mm)

20, 25, 32, 40


  • RELAY-JOINT is assembled to Neji-Tetsu-Con at a factory and delivered to site together, which reduces installation work at site
  • No need for skilled workers for installation
  • Only turning rebar into RELAY-JOINT with the principle of screw to join
  • Low-power torque wrench is used for tightening rebar to joint




Inquiries about our products


For further information and inquiries about our products and services, please complete and send the on-line form and we’ll get back to you.

Contact us