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The theory and advantages of upsetting rebar coupler

 The connection technology of upsetting rebar coupler is a very mature and widely used method in this industry .

Its technical features are as follows:firstly,make sure the end of reinforcement bar is upsetting;secondly, cut it  into straight thread, and then connect the two ends of rebar which two ends have been tightened with thread coupler.

There are severals advantages about upsetting rebar coupler: the splice of upsetting rebar coupler has greater strength than steel base material strength,and it is easy to connect, besides, the performance of upsetting rebar coupler is good and more economical.
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