Changsha DLADTO Rebar Splice Co., Ltd

The   parallel thread rebar coupler   is a steel sleeve for the mechanical joint which transmits the axial tension or pressure of the steel bar. The connection method of the parallel threaded rebar coupler is to strip off part of the longitudinal rib and transverse rib of the end of the steel bar by cutting with a wire rolling machine, and then roll directly into ordinary parallel thread, and connect with the special parallel rebar coupler to finish the connection of the steel bar. So, how do we check its connection quality? 1. Appearance inspection of construction quality: (1) Check whether the crimping pattern conforms to the plan, why the coupler rusts, and whether the coupler is under pressure. The small indentation of the joint shall conform to the standard. (2) There should be no visible cracks on the appearance of the joint.  (3) The curvature of the joint is 40. (4) At both ends of the joint, the steel bars have inspection marks. (5) During the appearance inspecti...

Every product has its advantages and disadvantages, this has the actual performance in all walks of life. So how to choose mainly depends on the actual needs of the individual and psychological choice, of course, and the customer's own ability to choose. Straight Threaded Couplers are also different in size and standard according to different project requirements. Today we will tell you the key points of buying a  straight rebar coupler  for you to verify: 1. The inspection shall be carried out by random sampling of quality inspectors, 5% of each batch shall be randomly inspected, and the pass rate of sampling inspection shall be greater than 95%. When the rate of qualified products is less than 95%, the same quantity shall be selected for reinspection. When the average pass rate of the two sampling inspections is not less than 95%, the batch shall be judged qualified. If the qualified product rate is still less than 95%, the batch of rebar couplers should be inspected one by...