The double-ferrule stainless male connector is similar to the single-ferrule system. The double ferrule grips the pipe from two places, allowing it to work more efficiently at very high pressures.
Stainless male connector product has double ferrules and is resistant to high pressures. It is preferred in gas systems where security measures should be taken since it is costly compared to single ferrule system. Hydraulic pipe fittings group is one of the most used products.