Russian standards PDF
Basic norms of interchangeability. Butters thread. Tolerances
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Broaches with diameter 12 and 14 mm for slitting holes with involute profile and centering at outside diameter with module 1 mm double driven. Construction and dimensions
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Plastics. Resins in the liquid state or as emulsions or dispersions. Determination of apparent viscosity by the Brookfield method
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Alloys and foundry alloys of rare metals. Methods for determination of rhenium
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Alloys and foundry alloys of rare metals. Methods for determination of aluminium
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