This document stipulates the general principles for the quality evaluation of clamps for X-ray inspection of overhead transmission lines, post-processing and quality requirements for images, imaging locations of typical structural clamps, principles for determining and processing defects, image recording and reporting information, etc. This document is suitable for using X-ray images to evaluate the crimping quality of transmission line clamps, including hydraulic crimping type tension clamps and connecting pipes.
T/CEC 526-2021 history
2021T/CEC 526-2021 Technical guidelines for X-ray detection of overhead transmission line clamps