Prezentul standard se refer? la tip?irile de electrozi din grupa III conform STAS 1125/1-81 destina?i sud?rii o?elurilor rezistente la temperaturi ridicate (p?n? la max.600℃).
STAS 1125/4-1982 history
1982STAS 1125/4-1982 Welding of metals COVERED ELECTRODES FOR HEAT RESTISTING STEELS WELDING Types and teclmical requirements of quality