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ASME-Code Expansion Tanks for Water
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Manufactured in accordance with ASME BPVC.VIII.1, these tanks accommodate the expansion of heated water and provide a cushion of compressed air in closed water-heating systems. They prevent water loss by eliminating the need to expel hot water from systems during each heating cycle.
For technical drawings and 3-D models, click on a part number.
Tank End Connection Pipe Size | Tank Side Connection Pipe Size | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Capacity, gal. | Dia. | Overall Lg. | Lg. (A) | Lg. (B) | Lg. (C) | (E1) | (E2) | (S1) | (S2) | Pipe Connection Thread Type | Pipe Connection Gender | Wall Gauge, ga. | Max. Temp., °F | Max. Pressure, psi | Expansion Tank Type | Each | |
Gray-Painted Steel | |||||||||||||||||
| 15 | 12" | 34 1/4" | 7" | 19" | 8" | 1/2 | 1/2 | 1 | 1 | NPT | Female | 13 | 450° | 150 | Bladderless | 00000000 | 0000000 |
| 30 | 14" | 49 9/16" | 8 3/8" | 31 1/4" | 10" | 1/2 | 1/2 | 1 1/2 | 1 1/2 | NPT | Female | 12 | 450° | 150 | Bladderless | 00000000 | 000000 |
| 40 | 14" | 64 5/8" | 8 3/8" | 46 1/4" | 10" | 1/2 | 1/2 | 1 1/2 | 1 1/2 | NPT | Female | 12 | 450° | 150 | Bladderless | 00000000 | 000000 |
| 80 | 20" | 66 1/8" | 10 3/4" | 42" | 16" | 1/2 | 1/2 | 2 | 2 | NPT | Female | 11 | 450° | 150 | Bladderless | 00000000 | 000000 |