Russian standards PDF

Fire equipment. The individual heat-shielding portable screens. General technical requirements. Test methods

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Unified system of corrosion and ageing protection. Metals and alloys. Methods for determination of corrosion and corrosion resistance indices

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Flanges of vessels and apparatus. Types and parameters

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Steel flat welded flanges of vessels and apparatus. Design and dimensions

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Steel butt welded flanges of vessels and apparatus. Design and dimensions

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Steel butt welded flanges of vessels and apparatus for gasket of octangular section. Design and dimensions

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