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Gost 22826 - Reducers
This standard applies to transitions for pipelines used in enterprises of the petrochemical industry and for the production of mineral fertilizers.
Pressure
Ru v. 10 to 100 MPA (over 100 to 1,000 kgf/cm²)
Diameters
Dy x Dy´ from 10x6 to 200x150 mm
Temperature
from minus 50 to plus 510 ˚С