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Civil defense. Engineering and technical equipment of civil defense protective structures. Hermetic valves. General technical requirements. Test methods
Document status: Active
Reducer type crosses with thread diameter 14 mm on single fitting for tube connections on internal cone. Construction and dimensions
Document status: Active
Corsets. General specifications
Document status: Replaced by GOST 29097-2015
Melted welding fluxes. Method of sulphur determination
Document status: Active