Steel fittings are widely used for Hydraulic applications such as Hydraulic Power packs, Hydraulic press, Hydraulic Jack, Hydraulic operated cranes, Hydraulic machines so such fittings are also known as hydraulic fittings.

Steel fittings are available in Carbon steel grade of IS1018 and IS2062.

Steel fittings are available in various types such as Union Equal Couplings, Elbow fittings, Tee fittings, Banjo fittings, Bulkhead fittings, Vsti plugs, Male stud couplings, Female couplings, Kross fittings.