Aluminum Scuba Tanks
Lightweight • Corrosion-Resistant • Certified Safety
Since 2003, DSW has been a trusted manufacturer and supplier of high-quality Aluminium SCUBA Cylinders for global diving centres, marine operations, rescue organisations, and OEM equipment distributors.
Our cylinders are produced using a precision backward extrusion process, where a metal rod forces aluminium alloy through a mould to form a seamless cylinder.
This method ensures excellent structural integrity and uniform wall thickness.
Because aluminium is softer than steel, SCUBA cylinders require thicker walls to safely contain pressurised breathing gas.
Key Features
- High-strength 6061-T6 aluminium alloy for long service life
- Corrosion-resistant surface suitable for saltwater environments
- Lightweight design reduces diver fatigue and increases mobility
- Smooth internal surface prevents gas contamination
- Compatible with international valves and thread standards (DIN / Yoke)
Diving Oxygen Tanks
| Aluminum Gas Cylinder | Carbon Fiber Gas Cylinder |
| Manufacture Standard:ISO7866, GB11640, EN1975, DOT3AL | Manufacture Standard: High-strength aluminum 6061 |
| Material: High-strength aluminum 6061 | Material: Aluminum liner with carbon fiber and glass fiber coated |
| Water Volume: from 0.35L to 50L | Water Volume: from 0.22L to 200L |
| Surface and color: as per requirement | Surface: glossy surface (matt or glossy black for small type) |
| Thread: upon requirement | Thread: M18*1.5 as per requirement |
| OEM/ODM: acceptable | OEM/ODM: acceptable |
What Is a Scuba diving cylinder?
Diving cylinders or diving gas cylinders are containers used for transporting high-pressure gas used for diving operations, such as breathing gas for use with scuba sets;
in this instance, the container may also be known as a “scuba cylinder,” “scuba tank,” or diving tank.
Pressure-Scuba Diving Tank
The most common service pressures in modern SCUBA tanks are 2640 psi, 3000 psi, 3300 psi, 3442 psi, and 3500 psi.
The 2640 psi low-pressure steel tanks are preferred by Nitrox and technical divers who expect to blend their gases using the partial-pressure method.
Most aluminum SCUBA tanks are rated for 3000 psi.
When choosing between steel and aluminum scuba tanks, it’s crucial to consider dry weight and size, as these can affect your buoyancy and overall comfort.
In scuba diving, dry weight refers to how much a tank weighs on land—and you’re going to want to consider if you plan on lugging your tank around when you’re not in water.
Steel is more robust and more durable than aluminum, which is why tanks made with the latter usually have thicker walls to compensate for the reduced tensile strength.
Applications
- Scuba diving tanks
- OEM breathing gas cylinders
- Rescue and emergency underwater operations
- Commercial dive centre equipment






















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