Hot rolled steel STEELS FOR PLATES FOR BOILERS AND PRE? SURE VESSELS USED AT NORMAL AND ELEVATED TEMPEKATURES Grades and technical requi'remenU for quality
Prezentul standard se refer? la m?rcile de o?eluri slab aliate ?i aliate, destinate tablelor laminate la cald pentru cazane ,?i recipiente si?) presiune, care lucreaz? la temperatur? ambiant? sau la temperatur? ridicat? si/.sau mediu de hidrogen, av?nd co