Features of grade 4 steel rebar coupler:

1. Taking international No. 45 steel with special manufacturing process. They have high dimensional accuracy and reliable quality.

2. Grade 4 steel rebar coupler is able to connect HRB500 ribbed steel bars of Ф16-Ф32mm.

3. Grade 4 steel rebar coupler are tested by the National Construction Engineering Quality Supervision and Inspection Center, it has reached the I-level joint standard in JGJ107-2016.

4. It has three series of standard type: positive and negative thread type and transition thread type, which can meet the horizontal, vertical and oblique directions of industrial and civil construction, water conservancy, power station, bridge, tunnel, subway and other building structures. The requirements for connecting steel bars of the same diameter, different diameter and adjustable length and direction in other parts.

Changsha DLADTO Rebar Splice Co., Ltd is a professional rebar coupler producer, we have been in this field for a long time with customers for all over the world. If you have any inquiry, welcome to contact us.