My first tank purchase?

[weiland]

If you can afford it - definitely steel for this cold water.

I just recently sold my AL80 because I was way too bouyant in my drysuit with it.

 

[stepup]

But how much more air will a steel tank hold versus an aluminum.

 

[Puffer Fish]

But how much more air will a steel tank hold versus an aluminum.

They come in different sizes, different weights and different maximum pressures.

A great chart is the TDL one, where you can compare size, weight and buoyancy

Don't know for sure if this link will work, but here it is:


http://www.techdivinglimited.com/

click on the scuba cylinder spec chart at the middle left side of the page.

 

[Venom]

Well, OK. I chose this one.

I hope I have chosen wisely.

XS SCUBA HIGH PRESSURE STEEL 80

• Welcome to the next generation in cylinder technology -
  High Pressure tanks that are compatible with any regulator.
• Includes Pro Valve-Standard Yoke and DIN Compatible
• FREE Visual Inspection Program (VIP) Included!
• Nitrox Ready up to 40% (the recreational limits of nitrox)
• 3442 PSI
• Includes Self-Draining Tank Boot
• Chromemoly Steel – the same rugged alloy used in aircraft frames for maximum strength-to-weight resilience is required
• Inches in Diameter: 7.25
• Inches in Length: 19.7
• Weight Empty = 27.7lbs
• Buoyancy Full = -9.0lbs
• Buoyancy Empty = -3.0lbs
• Superior buoyancy characteristics vs aluminum – allowing you to shed a few pounds of lead from your weight system
• COLOR: Hot dipped galvanized
• FULL MANUFACTURER´S WARRANTY