Pressure Vessel Construction (5) Flashcards
1
Q
Heads
A
top and bottom of the vessel
2
Q
Cylindrical shell
A
Body of the vessel
3
Q
Skirts/legs
A
What holds vertical vessels up
4
Q
Circular weld
A
weld that cover the circumference/girth are called “circ seams”
5
Q
Longitudinal Weld
A
weld that is longitudinal called a “long seam”
6
Q
Nozzles
A
pipe stubs welded to the vessel shell
7
Q
Vessel ID Tag
A
Lists serial # etc.
8
Q
Liquid level
A
part in the vessel where fluids and gasses meet
9
Q
Tanks
A
Usually not pressurized
- roofs can be fixed or floating
- welded plates comprise the floor and walls
10
Q
Pipes
A
Arteries
- Seamless tubing (extruded, uniform, strong, expensive)
- Seam/ERW/Skelp (circular cross section joined by welds) (electric resistance welds)
11
Q
Reducers
A
Allow pipe to change in diameter
12
Q
Elbows
A
Change pipe direction 90° or 45°
13
Q
Tee Connecters
A
Split pipe into two sections 90° (Y-Connectors)
14
Q
Flanges
A
welded to pipe to connect sections or components (manual - bolts, or welded)
15
Q
Gaskets
A
used with flanges to prevent leaks
