Luxfer Carbon Cylinders no longer to be used for SCUBA (i.e. rebreather)

[gianaameri]

Underwater use of Luxfer full-wrap Type 3 carbon composite cylinders - Luxfer: Setting The Standard Worldwide

 

[Wookie]

The only Luxfer composite cylinders authorized for SCUBA are the L6X cylinders. The Type 3 cylinders were never authorized for in water use.... The L6X are type 2. The type 3 cylinders are for flammable gasses.

 

[gianaameri]

The only Luxfer composite cylinders authorized for SCUBA are the L6X cylinders. The Type 3 cylinders were never authorized for in water use.... The L6X are type 2. The type 3 cylinders are for flammable gasses.

Are you sure about the L6X?

See: http://web.mit.edu/course/3/3.91/www/slides/J_Composite_Materials2002v36p2713.pdf

 

[knotical]

Luxfer makes several L6X all-aluminum cylinders: L6X® aluminum cylinder specifications - Luxfer: Setting The Standard Worldwide
And several L6X hoop-wrapped cylinders for SCBA (not scuba): http://www.luxfercylinders.com/prod.../192-l6x-hoop-wrapped-cylinder-specifications
But they also make a L6X hoop-wrapped scuba cylinder: L6X® Hoop-wrap cylinder specifications - Luxfer: Setting The Standard Worldwide
The study you referenced discusses degradation of a particular carbon fiber-reinforced epoxy. I'm not certain of its relevance.