Product Description
Armstrong AX-180V Pre-Charged ASME Expansion Tank – 90.0 gal (340.7 L)
The Armstrong AX-180V is a pre-charged ASME diaphragm expansion tank for closed hydronic heating and cooling systems. It can be installed vertically on its ring base or horizontally with optional saddles, and includes a gauge and bladder integrity system. Tank volume is 90.0 gal (340.7 L) with an acceptance volume of 73.0 gal (276.3 L), rated for a maximum working pressure of 125 psi (862 kPa).
| Model | AX-180V |
| SKU | AX-180V |
| Tank volume | 90.0 gal (340.7 L) |
| Acceptance volume | 73.0 gal (276.3 L) |
| System connection | 1.50" (38 mm) NPT |
| Shipping weight with saddles | 302 lb (145.0 kg) |
| Maximum working pressure | 125 psi (862 kPa) |
| Working temperature | -20°F to 240°F (-29°C to 115.5°C) |
| Factory pre-charge | 40 psi (276 kPa) standard, field adjustable |
| Shipping weight | 283 lb (128.0 kg) |
Design & Submittals
Materials of construction
- Shell: Steel
- Diaphragm: Heavy duty butyl
- Charging valve: 0.302"-32NC (standard tire valve)
Dimensions – inches (mm)
| A | B | D | F | G | H |
|---|---|---|---|---|---|
| 24.00 (610) |
52.00 (1321) |
22.00 (558) |
37.75 (959) |
22.00 (558) |
18.00 (457) |
A = diameter. B = height. D = ring base diameter. F, G and H = saddle dimensions for horizontal installation. Dimensions are for reference only; certified dimensions available on request.
Notes
- Not for domestic potable water systems.
- Designed and constructed per ASME Section VIII, Division 1.
- Can be mounted vertically or horizontally; saddles available for horizontal mounting.
- California code sight-glass and mounting clips available on request.
Documents
Warranty
Covered by the Armstrong Fluid Technology manufacturer's warranty.
- Armstrong Terms of Sale & Warranty – Canada (PDF)
- Conditions de vente et garantie Armstrong – Canada, français (PDF)
Installation, Maintenance, Parts Kits & Manuals
Replacement parts and expansion tank sizing help – call (416) 236-2338 or email sales@bramhambros.com.
