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Pipeline fittings. Ball seals. Design, basic dimensions and specifications

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Pipeline fittings. Dust-proof-and-moisture-proof sealings. Design, dimensions and specifications

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Pipeline fittings. Valve bosses and handwheels. Design, dimensions and specifications

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Pipeline fittings. Oxidation of parts made of titanium alloys

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Pipeline fittings. Heat treatment of blanks made of carbon and alloyed structural steels. Typical process

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Pipeline fittings. Steel castings. General technical specifications

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