Prezentul standard se refer? la o?eluiile carbon de calitate prelucrate prin deformare plastic?, folosite ?n stare tratat? tei mie sau termocliiniic ?n construc?ia de ma?ini, av?nd condi?iile tehnice generale de calitate confoim STAS 7450-79.
Principalel
STAS 880-1988 history
1988STAS 880-1988 HEAT-TREATED QUALITY CARBON STEELS OF MACHINE BUILDING Grades and technical requirements for quality