Russian standards

Pipeline fittings. T-shaped grooves. Dimensions

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Pipeline fittings. Gland seal with fusable metal seal. Design and basic dimensions. Technical requirements

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Pipeline fittings. General technical specifications

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Pipeline fittings. Iron castings. Technical requirements

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Pipeline fittings. Incoming inspection

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

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