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Pipeline fittings. Multi-layered bellows made of alloy ВТ1-0. General technical specifications
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Pipeline fittings. Welding of parts made of titanium and titanium alloys. Specifications and quality control
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Pipeline fittings. Iron castings. Technical requirements
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Pipeline fittings. Quality control program for fittings used for hydrogen sulfide-containing media
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General purpose industrial pipeline fittings supplied for nuclear power stations. General technical requirements
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