Page 126 - Pressure Vessel Design Manual

106 Pressure Vessel Design Manual

lotes: 4. Estimate weights of platforming as follows:
E@!? Weight
1. Miscellaneous weights: Circular platform 30 PSF
a. Concrete 144 PCF Rectangular platform 20 PSF
b. Water 62.4 PCF Ladder with cage 24 PLF
c. Gunnite 125 PCF Ladder without cage 1OPLF
d. Refractory 65-135 PCF 5. Weight of anchor chairs per anchor bolt
e. Calcium silicate insulation 13.8 PCF
(wt each, Ib):
2. Estimate weight of liquid holdup in random packed Anchor Bolt Dia (in.) Weight (Ib)
columns as 13% of volume.
1 11
1.25 12
3. Weights of demister pads and support grids is as 1 SO 15
follows: 1.75 20
??!€!!? Density (PCF) 2.0 38
931 5 2.25 48
326 7.2 2.5 63
431 9
42 1 10.8 (multipiece)
12 (single piece)
Grid 3 PSF

REFERENCES

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Division 1, 1995 Edition, American Society of Loading,” Machine Design (November 1952), pp. 135ff.
Mechanical Engineers. 12. Meyer, G., and Strelow, D., “Simple Diagrams Aid in
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Vessels, 2nd Edition, Van Nostrand Reinhold Co., 1974. Engineering (January 1972), pp. 28-33.
3. Bednar, H. H., Pressure Vessel Design Handbook, Van 13. Horsch, R., “Solve Complicated Force Problems with
Nostrand Reinhold Co., 1981. Simple Diagrams,” Assembly Engineering (December
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Paper No. 51-A-146, 1951. Vessels for External Pressure and Imposed Loads,”
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5.3. 18. AWWA D-100-96, Welded Steel Tanks for Water
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