This standard specifies the ultrasonic pulse contact method for detecting defects such as cracks and pores inside the cathode carbon block. This standard is applicable to cathode carbon blocks for aluminum electrolysis. Other carbon products may be adopted as a reference.
YS/T 1032-2015 history
2015YS/T 1032-2015 Inspection method of the interior defects for cathode carbon block for aluminium electrolysis