eandiver:
Does anyone have the OEM specs on these tanks as far as size and weight goes?
Google is your friend.
From
http://www.sherwoodscuba.com/cylinders.html
Click on the HP Steel tank and a Java pop-up window
will pop up witht he following information.
(go to the link. The below did not cut-n-paste well since
it was in a table orignally).
Note: To determine total weight, read last line about adding valve weight.
H.P. Steel Cylinders
Cylinder Cubic
Feet Pressure
psi Diameter
Inches Length
Inches Weight
Lbs. *Buoyancy
Full *Buoyancy
500psi
H.P. Steel 80 80 3500 7.29 20.8 30.9 -10.9 -5.9
H.P. Steel 100 100 3500 7.29 25.2 36.4 -11.5 -5.2
H.P. Steel 120 120 3500 7.29 28.9 41.5 -11.8 -4.4
Material: Chromium Molybdenum Steel
Exterior Finish: Shot Blast - Zinc spray coating - Powder paint
Interior Finish: Shot Blast
Construction: Spun
Inlet Thread: 7/8 - 14 UNF-2B
Approval: DOT-E12079-3500
* in sea water with valve
Tank valves are included in the above specifications for buoyancy only.
To determine TOTAL WEIGHT: add 1.58 lbs. for K valves and 1.66 lbs. for DIN valves.