Search results with tag "Guidance on valve type selection"

GUIDANCE ON VALVE TYPE SELECTION -b.ricardo

a. An outside screw, rising stem valve should be the normal first choice as it is easier to maintain, allowing access for lubrication of the thread. In marine environments the rising stem and threads should be protected against corrosion. b. If headroom is limited, an inside screw, non-rising stem type valve may be …

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