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Air filters for general ventilation. Part 3. Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured

Document status: Replaced by GOST R 71490-2024

Wool sheepskin and velour garments. General specifications

Document status: Active

Leather. Physical and mechanical tests. Determination of tear load. Part 2. Method for double edge tear

Document status: Active

Rotating electrical machines. Part 30-2. Efficiency classes of variable speed AC motors (IE-code)

Document status: Active

Centering joinings with screw fixing for heated core boxes. Design and dimensions

Document status: Active

Steels. Assessing the degree of banding or orientation of microstructures

Document status: Active