Russian standards

Pipeline fittings. Liquid end of the body of casted double-seat valves. Design, dimensions, conditional capacity

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Pipeline fittings. Liquid end of the body of casted single-seat valves. Form, dimensions and resistance coefficients

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Pipeline fittings. Provision of no-failure operation during production

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Pipeline fittings. Iron castings. Technical requirements

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Pipeline fittings. Non-ferrous alloy castings. Technical requirements

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Pipeline fittings. Requirements to materials of fittings used for hydrogen sulfide-containing media

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