GOST 2685-75 covers a range of casting aluminium alloys (often labeled with 'AL' or 'АК' prefixes) designed for various casting methods (sand casting, die casting). Examples include: Known for good casting properties.
): Defines the limit of elastic behavior, marking the point where permanent plastic deformation begins. Elongation ( gost 2685-75 pdf
GOST 2685-75, titled is a foundational standard that played a key role in the quality control of cast aluminum alloys across the USSR. Despite being superseded, it remains critical for professionals dealing with legacy equipment, certain manufacturing processes, and historical documentation. GOST 2685-75 covers a range of casting aluminium
Once you have your PDF, here is a quick workflow for engineers: certain manufacturing processes