When assembling each pipeline, the need for disassembly and assembly during maintenance must be considered, and flanges must be used where appropriate or required by the agency.
Each line shall be assembled taking into account the need to disassemble at the time of repair and shall be connected with a franks plate at the appropriate place or at the request of the authority.
When assembling the pipelines, it is necessary to consider the needs of disassembly and assembly during maintenance, and connect them with flange plates where appropriate or required by the authorities.<br>