It is currently Fri Mar 24, 2017 1:51 pm Advanced search
Arno wrote:...Is there no gas seller in the US region yet that carries the newer style 300bar/4350psi bottles like are getting more common here in Europe?...
airrj wrote: So whether or not the cylinder can pass the test at 15 years it is scrap. This really adds to the cost of unit compared to aluminum or steel that can go for many more years.
Otto Nobedder wrote:I have a favorite bottle I use for helium, exclusively, for helium leak testing. It's original test date is March 1919, and the neck ring reads, "Army Air Service Balloon."
It's currently out of date, and I intend to have it retested in March of 2019, and have the recertification date stamped directly under the original test date, for a "century cylinder".