This standard specifies the method for determining the magnetic content and ferroalloy particles of ordinary abrasives. This standard is applicable to the determination of magnetic content and ferroalloy particles in ordinary abrasives.
JB/T 6570-1993 history
2020JB/T 6570-2020 Method for determination of magnetic content of ordinary abrasives
2007JB/T 6570-2007 Conventional abrasive Testing method for magnetic material
1993JB/T 6570-1993 Determination method of magnetic substance content in common abrasive