Used where the continuity bar can be easily rotated and firmly tightened using wrench, spanner, etc.
Screw the coupler onto the existing bar till back of thread is reached & firmly tighten
Screw the continuity bar all the way into the coupler and then firmly tighten
TYPE B
Used in application of large sized long bars (for slip-form, column, post applied in the site) where bars can be rotated but may be difficult to do so.
Screw the coupler onto the extended bar thread till the end of the coupler is flush with the bar end
Place the two bar ends against each other
Rotate the coupler back onto the short thread end of the second bar to form the connection
Firmly tighten connection with wrench, spanner, etc.
TYPE C
Used for construction of prefabricated cages or fixing hooked/cranked bars.
Screw the locking nut first & then the coupler onto extended thread end till the coupler is flush with the bar end
Place the two bar ends against each other
Rotate the coupler back onto the short thread end of the second bar to form the connection
Firmly tighten the coupler onto the short thread end using a wrench, spanner, etc.
Rotate the locking nut back against the now fixed coupler and firmly tighten the locking nut against the coupler using a wrench, spanner, etc.
