Name | Description |
BALL |
| Ball | Valve that has a ported ball that can be turned relative to the body seat ports |
|
BUTTERFLY |
| Butterfly | Valve in which a streamlined disc pivots about a diametric axis |
|
CONFIGUREDGATE |
| Configured Gate | Screwdown valve in which the closing gate is shaped in a configured manner to have a more precise control of pressure and flow change across the valve |
|
GLAND |
| Gland | Valve with a tapered seating, in which a rotatable plug is retained by means of a gland and gland packing |
|
GLOBE |
| Globe | Screwdown valve that has a spherical body |
|
LUBRICATEDPLUG |
| Lubricated Plug | Plug valve in which a lubricant is injected under pressure between the plug face and the body |
|
NEEDLE |
| Needle | Valve for regulating the flow in or from a pipe, in which a slender cone moves along the axis of flow to close against a fixed conical seat |
|
PARALLELSLIDE |
| Parallel Slide | Screwdown valve that has a machined plate that slides in formed grooves to form a seal |
|
PLUG |
| Plug | Plug valve in which a lubricant is injected under pressure between the plug face and the body |
|
WEDGEGATE |
| Wedge Gate | Screwdown valve that has a wedge shaped plate fitting into tapered guides to form a seal |
|
OTHER |
| (other) | Value is not listed. |
|
NOTKNOWN |
| (unknown) | Value is unknown. |
|
UNSET |
| (unset) | Value has not been specified. |
|