Are old scuba tanks worth anything?

Scrap metal value of scuba tanks:

At current rates, scrap aluminum is worth about $0.75 per lb. So the current minimum value of an aluminum scuba tank (without the tank valve) is around $23. A standard steel 80 cu/ft tank weighs about 35 lbs empty. At current rates, scrap steel is worth about $0.17 per lb.

What do you do with old scuba tanks?

Do scuba tanks have an expiration date?

A modern and properly cared for steel tank lasts up to 50 years. Considering the number above that sounds like less time. Steel tanks require more maintenance and are more susceptible to corrosive damage.

Can you recycle scuba tanks?

All of our specialists in California are certified by the Department of Transportation (DOT) and will inspect your cylinders in accordance with Compressed Gas Association (CGA) publications. Any cylinders that fail to be qualified can be returned to you or recycled via your preference.

How much does a scuba tank cost?

Scuba gear cost will range between $1000-$5000 for a full set of gear.

Scuba Tech Tips: Buying A Used Scuba Tank - S10E12

What is the difference between steel and aluminum scuba tanks?

Aluminum tanks are normally less expensive than comparable steel tanks, making them an excellent choice for recreational diving and divers on a budget. But while steel tanks do cost more, they typically last longer and are more capable of supporting longer dives with increased air pressures.

Are scuba tanks pure oxygen?

Recreational scuba tanks are filled with compressed, purified air. This air contains about 20.9% oxygen. Several risks are associated with the use of pure oxygen in diving.

What is the life of a scuba tank?

Notwithstanding previous comments regarding aluminium tanks and life span, in principle, a properly maintained SCUBA tank generally has an 'unlimited' life span. They will of course at some point fail a test. There are three main methods of testing a SCUBA tank.

What do you do with old scuba regulators?

If your gear doesn't sell, however, it will, depending on the individual store's policy, either go to a recycler or the trash can. Consider donating your gear to an organization that uses divers, like your local aquarium.

How do I identify my scuba tank?

Standard tanks have standard crown markings. Other tanks, especially those of the steel variety, often will provide additional markings to indicate tare weight, maximum test pressure, carbon dioxide capacity, etc.

How do you find the date on a scuba tank?

The test date is permanently stamped on the cylinder if it passes inspection. In this example, the test was performed in June of 2001. A plus "+" symbol following the test date indicates the cylinder can be filled 10% higher than the stated maximum service pressure.

Should you store SCUBA tanks full?

Never Store Your Scuba Cylinder Empty

Your scuba cylinder should always be stored with a minimum of 200 psi inside of it. If it is stored completely empty, the absence of pressure inside the cylinder can allow all sorts of things to enter into it. Most divers don't think much in the way of their scuba cylinders.

How much is a used scuba tank worth?

Scrap metal value of scuba tanks:

At current rates, scrap aluminum is worth about $0.75 per lb. So the current minimum value of an aluminum scuba tank (without the tank valve) is around $23. A standard steel 80 cu/ft tank weighs about 35 lbs empty. At current rates, scrap steel is worth about $0.17 per lb.

How much does it cost to get a scuba tank recertified?

Federal Law requires a new hydrostatic test every five years for most SCUBA tanks. AHS will provide this service for $55 per tank and it includes the test, a visual inspection, and an air fill. Hydro with a Nitrox fill is $62. Please note that additional charges may apply if the valve requires cleaning or rebuild.

How long do dive bottles last?

In theory, the lifespan of a correctly cared for steel diving cylinder can be 40 years, while aluminium diving cylinder can serve for up to 20 years and 10000 pressure tests.

Can you service your own scuba gear?

A word of caution: Doing your own dive gear maintenance in lieu of taking it to a dive shop professional may void any warranties you have, so be sure to read all documentation that came with your SCUBA equipment and accessories.

How much does an aluminum 80 scuba tank weight?

Remember when we said an Aluminum 80 tank weighs about 35 pounds while we are carrying it down to the boat? Well, in the water it weighs much less. In fact, it weighs about 3.6 pounds. That's right—it's like wearing a 3.6 pound weight belt on your back.

How long does a 12 liter scuba tank last?

So if we fill our standard 12-Liter tank with atmospheric pressure of 1 bar, that's two breaths on the surface. 200 bar, however, is 200 x 12L = 2400L, so about 1200 breaths on the surface. Remember depth will use more as we established above.

Can you fart while diving?

Farting is possible while scuba diving but not advisable because: Diving wetsuits are very expensive and the explosive force of an underwater fart will rip a hole in your wetsuit. An underwater fart will shoot you up to the surface like a missile which can cause decompression sickness.

Can you breathe 100% oxygen?

The concentration of oxygen in normal air is only 21%. The high concentration of oxygen can help to provide enough oxygen for all of the organs in the body. Unfortunately, breathing 100% oxygen for long periods of time can cause changes in the lungs, which are potentially harmful.

Do divers breathe 100% oxygen?

Contrary to popular belief, scuba divers don't only breathe oxygen underwater. After all, we don't breathe pure oxygen above water either. The air we breathe is a mixture of various gases—mostly nitrogen and oxygen with small amounts of carbon dioxide, argon, and other gases.

How much does an empty scuba tank weigh?

The tank is the large metal tank used to carry the compressed air, but how much does a scuba tank weigh? A typical scuba tank is 12 liters in volume and 230 bar pressure and unfilled will weigh around 16kg (35 lbs). The factors affecting weight are material, tank size, and pressure.