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Plastics piping systems for water supply, and for drainage and sewerage under pressure. Polyethylene (PE). Part 5. Fitness for purpose of the system
Document status: Active
Pipeline gate valves. Classes and rates of gates sealibility
Document status: Replaced by GOST 9544-2015
Nickel, nickel and copper-nickel alloys. Methods for the determination of zinc
Document status: Active
Combined alternative broaches for 8 slitting holes with straightside profile and centering at internal diameter. Design and dimensions
Document status: Active
Rotating electrical machines. Part 30-2. Efficiency classes of variable speed AC motors (IE-code)
Document status: Active