BS ISO 19843:2018 specifies a method for the determination of the strength of finished ceramic balls for ball bearings, preferably made of silicon nitride (Si3N4), with ball diameters from 3 mm to 50 mm.Cross References:ISO 7500-1:2018ISO 6106ISO 463ISO 20501ISO 3290-2ISO 3611ISO 26602ISO 14253-2ASTM E337-15ISO 17561ISO 6104ASTM C1323-10All current amendments available at time of purchase are included with the purchase of this document.