Adopting mechanical connection to link ends of rebar.
This contains three main connection methods:
(1) Upset forging parallel thread system
It can link the bars whose diameter is from 12mm to 40mm.
(2) Rib peeling roll stamping system
This can joint bars whose diameter is from 16mm to 40mm
(3) Cold extrusion press system
This can link bars whose diameter is from 16mm to 40mm