WKM
WKM stands for what?
Williams-Koen-McManis
Cameron’s ______product line, a lower cost slab gate valve designed in 1959, offers a good alternative to the Pow-R-Seal for situations when emergency shutdown options are needed and mainline valve applications is what style valve?
WKM Saf-T-Seal
A Body cavity relief system is provided to relieve excess body pressure on PRS valves is called what?
DTR or Thermal Relief System
A spring loaded stem seal that does not require plastic packing but can accept injectable packing in emergency situations
SLS Stem Seal
Floating gate and seat design product lines are what 2 valves lines?
Grove G4N and WKM Saf-T-Seal gate valves
Introduction of the Pow-R-Seal® came in what year?
1933
The capability of obtaining a seal across the upstream and downstream seat rings of a valve when the body pressure is bled off to the atmosphere through blow down valves or vent plugs is called what?
Block and Bleed
While a PRS valve is in service needle valves on the DTR will need to remain in what position?
Open position
3 types of stem Vee ring configurations
Open, Closed, and Open/Close
Pipeline bending movement that distorts the valve, which impedes its operation is called what?
Line bind
A mechanical, double-parallel, expanding block-and-bleed gate valve is what model?
Pow-R-Seal
– The capability of obtaining a seal across the upstream and downstream seat rings of a valve when the body pressure is bled off to the atmosphere through blow down valves or vent plugs uses this type of gate?
Expanding Gate and Segment
Do not use handwheels or other protruding parts of the valve, gearbox or actuator to lift the valve due to this happening?
Valve can fall or break something.
2'' - 4'' Model M gate and segment spring
Oxbow spring
A shoulder on the stem of a valve that seals against a mating surface inside the bonnet is what?
Stem Back seat
A model of a Saf-T-Seal is?
•Model B
•Model C, C2, C2B (current), C2C
•Model C3, C6 (current), C6A, C6B (current)
•Model M/M-1 (current)
•Model HB/HD
Flush alignment of the valve bore with the gate and segment flow passage refers to
Drift
Failure to install a properly set body thermal relief system on the valves in liquid service may cause rupturing of the body resulting in?
Catastrophic release of pressure.
Guides gate during operation of valve
Seat Skirt / Gate Skirt
All gate valves should be inspected at least ----- a year following the guidelines in the Installation, Operation and Maintenance Manual
Twice a year
In the year ----•Cooper Cameron Valves was formed as a standalone company. Cooper Cameron Valves later became Cameron International.
1995
The mechanism that allows the gate/segment to expand in the fully open or closed position
Lever lock arm
The tool used to identify positive seal of seats to vent off body pressure is what?
Body Relief Tool or Vent Tool
Visual indication of position of valve
VPI - visual position indicator
Bonnet Pressure Seal Ring design allows the bonnet seat load to increase as the pressure and/or temperature increases.
Model D PRS