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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