| 摘要 |
FIELD: test equipment.SUBSTANCE: use: for verifications of operability and calibration of intratubal inspection devices on the pipeline test site, as well as for profile measurement, thickness measurement and determination of position of the pipeline. Essence of invention is that verification is performed by passing intratubal inspection devices on plate on the pipeline test site devices and units of the main pipeline, including the special inserts with natural and/or artificial defects.EFFECT: provision of verification possibility of performance for all sizes intratubal inspection devices on the pipeline test site.1 cl, 1 dwg |
