Modern Russian standards (GOST R) have replaced many old USSR standards.

: Sets minimum limits for tensile strength , yield strength , and elongation percentage .

Hardening (solution heat treatment) without artificial aging. Т5 (T5): Hardening followed by partial artificial aging.

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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 Despite being superseded, it remains critical for professionals dealing with legacy equipment, certain manufacturing processes, and historical documentation.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 is a retired Soviet/Russian state standard that established the technical specifications for aluminum casting alloys . While it was formally superseded by GOST 1583-89

If you are ready to secure your copy, visit the official Rosstandart e-shop or your national standards body’s website. Search for code “GOST 2685-75” and select the digital PDF option. Ensure you also download any official amendments to stay fully compliant.

Here's how you can obtain the PDF: