China has developed its own subsea pipeline inspection device, ending foreign companies' dominance in this field, said the machine's designers. Such a device uses magnetic flux leakage method to detect corrosion and...China has developed its own subsea pipeline inspection device, ending foreign companies' dominance in this field, said the machine's designers. Such a device uses magnetic flux leakage method to detect corrosion and pitting in pipelines and is used to inspect about 70 percent of existing pipelines in the world. Previously, China depended on overseas manufacturers for this kind of equipment, resulting in high expenditure and risks like exposing sensitive information to foreigners.展开更多
文摘China has developed its own subsea pipeline inspection device, ending foreign companies' dominance in this field, said the machine's designers. Such a device uses magnetic flux leakage method to detect corrosion and pitting in pipelines and is used to inspect about 70 percent of existing pipelines in the world. Previously, China depended on overseas manufacturers for this kind of equipment, resulting in high expenditure and risks like exposing sensitive information to foreigners.