1 This standard specifies code of symbols, sizes and tolerances, manufacture, requirements, packing, marking and labelling, sampling and criteria for conformity, and testing for covered electrodes for arc welding of mild steel and low alloy steel, which s
TIS 49-1985 history
2013TIS 49-2013 Covered electrodes for manual metal arc welding of non-alloy and fine grain steels
1985TIS 49-1985 Standard for covered electrodes for arc welding of mild steel