... recommendedISOg/cm3MPaHRAYM6A14.9185092.0 Fine grain alloy, good wear resistance. Semifinishing of chilled cast iron, non-ferrious metals ... strength in use, impact and shock resistance higher than YG6, but wear resistance and cutting speed comparatively lower, ... AND METALS.K20YS2T14.5248092.0Higher wear resistance ,high bending stength, high resistance to bonding, high thermal strength, machining ...