This standard specifies the covered arc welding sludge (hereinafter referred to as welding sludge) used for welding aluminum killed steel, 2.5% nickel steel, 3.5% nickel steel, etc. used at low temperatures.
JIS Z 3241:1999 history
2008JIS Z 3211:2008 Covered electrodes for mild steel, high tensile strength steel and low temperature service steel
1999JIS Z 3241:1999 Covered electrodes for low temperature service steel
1993JIS Z 3241:1993 Covered electrodes for low temperature service steel