Page 15 - Applied Process Design For Chemical And Petrochemical Plants Volume III

66131_Ludwig_CH10A 5/30/2001 4:06 PM Page 5

Heat Transfer 5

Table 10-1
Standard TEMA Heat Exchanger Terminology/Nomenclature *
1. Stationary Head—Channel 21. Floating Head Cover—External
2. Stationary Head—Bonnet 22. Floating Tubesheet Skirt
3. Stationary Head Flange—Channel or Bonnet 23. Packing Box
4. Channel Cover 24. Packing
5. Stationary Head Nozzle 25. Packing Gland
6. Stationary Tubesheet 26. Lantern Ring
7. Tubes 27. Tierods and Spacers
8. Shell 28. Transverse Baffles or Support Plates
9. Shell Cover 29. Impingement Plate
10. Shell Flange—Stationary Head End 30. Longitudinal Baffle
11. Shell Flange—Rear Head End 31. Pass Partition
12. Shell Nozzle 32. Vent Connection
13. Shell Cover Flange 33. Drain Connection
14. Expansion Joint 34. Instrument Connection
15. Floating Tubesheet 35. Support Saddle
16. Floating Head Cover 36. Lifting Lug
17. Floating Head Cover Flange 37. Support Bracket
18. Floating Head Backing Device 38. Weir
19. Split Shear Ring 39. Liquid Level Connection
20. Slip-on Backing Flange
* Key to Figures 10-1B—G. See Figure 10-1A for Nomenclature Code.
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Used by permission: Standards of Tubular Exchanger Manufacturers Association, 7 Ed., Table N-2, © 1988. Tubular
Exchanger Manufacturers Association, Inc. All rights reserved.

Figure 10-1H. Fixed tubesheet, single-tube pass vertical heater or
reboiler. (Used by permission: Engineers & Fabricators, Inc., Houston.)