F2 of buried pipeline coating detection leak detector,Not digging up the soil in the case of the instrument can easily and correctly location, depth of the underground metal pipe, coating damage, breakdown the distance between points and the number of points, such as the size of the damaged functions.
According to SYJN4029-88 and GJJ33089 standard pipe for acceptance;
The acceptance of newly laid pipe;
Regularly according to the safety rules for pipelines inspection, determine the effect of catholic protection;
Locate a branch on the main line;
For pipeline detection to determine status of pipeline coatings;
To underground pipeline construction sector before the excavation began distributing checks to prevent damage during construction of underground oil, gas, water, electricity and other pipelines.