Galvanize Steel Fitting Used on Hydraulic

[Smokeydog]

Most of the hydraulic fittings have anodized cadmium or zinc plated. Water grade fittings are hot dipped generally. Agree should use hydraulic rated fittings on hydraulics. Also seen a much higher failure rate on the newer plumbing parts. Old farm, houses and miles of buried lines.

 

[ponytug]

Don't use galvanized fittings. They rust and flake off in your hydraulic system.

Do use forged fittings rated for the pressure of your system. They cost a chunk more, but high pressure oil spray from a cracked fitting is incredibly dangerous and can cause shock, septicemia, and gangrene. (Hence all those warning stickers about oil spray on your machine...)

High-pressure injection injury of the hand: an often underestimated trauma: case report with study of the literature - PMC

The real extent of damage in high-pressure injection injuries (grease gun injuries, paint gun injuries, pressure gun in juries) is hidden behind a small and frequently painless punctiform skin lesion on the finger or the hand. These kinds of ...

www.ncbi.nlm.nih.gov

Great photos here about what happens from a pinhole leak, and the pinhole!

https://www.safequarry.com/toolbox/Highpressureinjectioninjuries.pdf

(And keep your hoses in good order, too!)

All the best,

Peter