针对国内现有油管磁性探伤检测线的不足，研制了新型油管电磁探伤装置。
In the light of the shortcomings of the existing tubing magnetic testing line, a new magnetic testing apparatus is developed.
本实用新型涉及一种用于铁磁性钢管的磁性探伤后的清磁处理，属于钢管探伤领域。
The utility model relates to a magnetic clearing treatment after the magnetism fault localization used for a ferromagnetism steel pipe, belonging to the steel pipe fault localization art.
磁粉探伤法是用磁场探测铁磁性材料表面和次表面的不连续性。
Magnetic-particle inspection USES magnetic fields to locate surface and subsurface discontinuities in ferromagnetic materials.
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