Assertion: valve | /r/HasProperty | shut
Facets:
Source sentences:
text: position of disc if valve were shut
text: position of disc if valve were shut12. position of handle or handwheel if valve were shut
text: Many valves are not designed to precisely control intermediate degree of flow; such valves are considered to be either open or shut.
text: However, valves may eventually wear out from use and develop a leak, either between the inside and outside of the valve or, when the valve is shut to stop flow, between the disc and the seat.
text: It is important that globe valves be installed with the pressure against the face of the disc to keep the system pressure away from the stem packing when the valve is shut.