2006YS/T 63.2-2006 Carbonaceous materials used in the production of aluminium-Part 2: Cathode blocks and prebaked anodes-Determination of electrical resistivity at ambient temperature
1993YS/T 64-1993 Method for determination of resistivity of carbon products for aluminum electrolysis
YS/T 64-1993 Method for determination of resistivity of carbon products for aluminum electrolysis was changed to YS/T 63.2-2006 Carbonaceous materials used in the production of aluminium-Part 2: Cathode blocks and prebaked anodes-Determination of electrical resistivity at ambient temperature.