BS ISO 14627:2012 Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for fracture resistance of silicon nitride materials for rolling bearing balls at room temperature by indentation fracture (IF) method
2012BS ISO 14627:2012 Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for fracture resistance of silicon nitride materials for rolling bearing balls at room temperature by indentation fracture (IF) method