Type of hydraulic joint

Hydraulic connectors are mainly divided into two categories: hose connectors and hard pipe connectors
Each of these two major categories is further divided into several sub categories:
1) The hose fittings are divided into integrated hose fittings, buckle type hose fittings, and internal locking type
Hose fittings, detachable hose fittings, etc
2) Hard pipe joints, also known as transition joints, are divided into DIN ferrule type, metric threaded joints
British threaded joints, American threaded joints, welding flanges, mining joints, etc