Operation of stamping coupler

Operation of stamping coupler:

Workers must be trained before working. Preparation before work, and should clean the rebar end and rebar coupler. The distance of two stamping tracks is about 5mm.

Stamp one rebar end and rebar coupler on the earth, and then stamp another rebar end at locale. When stamping, pls. ensure the rebar ends in the center of coupler.

Stamp from center of coupler to the end. The error between mark and stamped position is no more than 5mm.

The rebar should be straight. The clamp and rebar should be vertical. Ensure each rebar end in the center of coupler.

The pressure should be adjusted to the stipulated value, and the error of Pressure Gauge should not be more than 2.0Mpa. (Notice: the oil pressure of Return Pipe is forbidden to more than 5Mpa. Or let the piston not to the end.)