The LD butterfly valves are designed for use in thermal networks, can be used in critical industrial pipelines, including petrochemical and oil refining enterprises.
industry. The gates are used for tasks requiring regulation and shut-off of medium flow in two directions according to the tightness class "LD".
directions according to tightness class "A".
OPERATING CONDITIONS
WORKING MEDIUM TEMPERATURE
-40 (-60)...+200°C - low-temperature version HT with neck sealing with fluorosilicone and fluoroplastic;
-40 (-60)...+325°C - high-temperature version BT with throat sealing with thermally expanded graphite.
ENVIRONMENTAL TEMPERATURE - -60°? ... +80°? climatic version according to GOST 15150.
SAFETY - 9 points on the MSK-64 scale.
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