Originally Posted by Surestick
I could be wrong but isn't there a difference between the rated pressure for liquids & gasses? I remember someone mentioning this in a discussion about using automotine steel brakeline with macroline fittings to make hardlines.
True. The pneumatic rating is around 1/3 of the hydraulic rating.
So, if a grease-gun hose says its rating for 15,000psi burst max, thats about 5,000psi burst max for pneumatics, which is about 1700psi working max.