It is a modified version of ISO 898-2 and ISO 898-6 , ensuring compatibility with international fastener systems.
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Specific ranges for different strength classes (e.g., Classes 5, 6, 8, 10, and 12). It is a modified version of ISO 898-2
💡 Always verify that you are using the most current "Active" (Действует) version, as standards are periodically updated or replaced by interstate versions (GOST ISO).
Corresponds to the maximum bolt grade the nut can be paired with. gost r 52628 2017 skachat pdf
You can find the official text and PDF versions through standard repositories: