What test test should be done for steel wire mesh polyethylene composite pipe?
Raw material tubing: ring stiffness test is usually done;Pipeline use: closed test, pressure test;
In the pull test, after the pipe and pipe are welded together, the pipe is cut open and a small piece of weld zone is drawn to carry out the pullout test
It depends on whether you do factory inspection or national inspection. In addition, if the factory inspection, according to the CJ/T189-2007 standard above inspection requirements on it.
