What are the specifications of the cylinder?

Hydraulic cylinder structure in a variety of forms, and its classification method has a variety of: according to the movement can be divided into linear reciprocating motion and rotary swing type; according to the role of the liquid pressure can be divided into single-acting, double-acting type; according to the structural form can be divided into piston, piston, multi-stage retractable sleeve, rack and pinion, etc.; according to the form of mounting can be divided into the tie rod, earrings, feet, hinged shafts, etc.; according to the pressure level can be divided into 16Mpa, 25Mpa, 31.5Mpa and so on.