2005IEC 60239:2005 Graphite electrodes for electric arc furnaces - Dimensions and designation
1997IEC 60239:1997 Nominal dimensions of cylindrical machined graphite electrodes with threaded sockets and nipples for use in electric arc furnaces
1987IEC 60239:1987 Nominal Dimensions of Cylindrical Machined Graphite Electrodes with Threaded Sockets and Nipples for Use in Electric Arc Furnaces (Edition 2.0)
1967IEC 60239:1967 Nominal dimensions of cylindrical machined graphite electrodes with threaded sockets and nipples for use in electric arc furnaces