Gost 67821 75 Apr 2026

The full document contains several critical lookup tables used by manufacturers:

: Nominal dimensions are typically set for moisture levels of 15% or 20% .

: Shrinkage values for thickness and width based on final moisture content.

: Verification values for actual thickness and width at various moisture levels. Full Text Access

Below is a summary of the core text and requirements based on official documentation from sources like Rosstandart and Docs.cntd.ru .

The standard applies to softwood lumber (coniferous wood) produced via tangential, radial, or mixed sawing methods. It establishes mandatory shrinkage allowances for thickness and width to compensate for volume loss during the drying process.

The full document contains several critical lookup tables used by manufacturers:

: Nominal dimensions are typically set for moisture levels of 15% or 20% .

: Shrinkage values for thickness and width based on final moisture content.

: Verification values for actual thickness and width at various moisture levels. Full Text Access

Below is a summary of the core text and requirements based on official documentation from sources like Rosstandart and Docs.cntd.ru .

The standard applies to softwood lumber (coniferous wood) produced via tangential, radial, or mixed sawing methods. It establishes mandatory shrinkage allowances for thickness and width to compensate for volume loss during the drying process.

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