Place of Origin:
CHINA
Brand Name:
YUHONG
Certification:
ASME , U STAMP , PED, API , ABS, LR, DNV, GL , BV, KR, TS, CCS
Model Number:
SHELL&TUBE HEAT EXCHANGER
| Type | Description | Best Suited For |
|---|---|---|
| Fixed Tubesheet | Tubesheets are welded directly to the shell. Simple, economical design. | Clean services with low fouling potential and small temperature differences between shell and tube sides. |
| Floating Head | One tubesheet is free to move, allowing for thermal expansion and easy bundle removal. | High-temperature differentials, fouling services requiring frequent cleaning, and corrosive fluids. |
| U-Tube | Tubes are bent into a U-shape, eliminating one tubesheet. The bundle can expand freely. | Applications with high thermal expansion, where cleaning is primarily on the shell side, or for high-pressure tube-side fluids. |
| Component | Typical Material(s) | Function & Design Notes |
|---|---|---|
| Tube Bundle | ASME SA179, SA213 TP316L, etc. | Primary heat transfer surface; tube size, wall thickness, and layout optimized for thermal duty. |
| Tubesheet(s) | SA266 Gr.2, SA182 F316L, etc. | Holds tubes in place; thickness calculated for pressure and tube loading. |
| Shell | SA516 Gr.70, SA106 Gr.B, etc. | Contains shell-side fluid; includes inlet/outlet nozzles and possibly expansion joint (for fixed designs). |
| Baffles | SA516 Gr.70, SA240 316L, etc. | Directs shell-side flow across tubes to enhance heat transfer and support tubes. |
| Channel / Bonnet | SA516 Gr.70, SA105, etc. | Distributes tube-side fluid; removable for inspection. |
| Nozzles | SA105, SA182 F316L, etc. | Connections for process fluids, instruments, drains, and vents. |
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