Pipe threads should be operated in accordance with the specifications when threading, and pipes with problems such as broken wires and missing wires are not allowed to be installed; the pipes used for residential decoration must be qualified pipes and pipe fittings, and the pipes should be carefully checked during installation. Check whether the pipe fittings are defective, so as to avoid rework and repair; after the installation of the pipeline is completed, the hydraulic test must be carried out, and each joint must be carefully checked to ensure that there is no leakage before it is allowed to be put into use, or to the next process.
