Uses Of Hydraulic Hose Fittings

Hydraulic hose fittings are the connecting channel between pumps, valves, cylinders, and other components that are used in a hydraulic system. The secured connections help to contain and direct the flow of hydraulic fluid to places where they are required and preventing the leaks. They help in maintaining the pressure of the hydraulic liquid. The fittings consist of male and female components that are used together to build a connection. The availability of different fitting empowers the designers in changing the direction of flow, elevation of lines or split flow.

Crimping is the most common way of assembling hoses and fittings. After the specifications of the crimp have been checked for the hose and fitting the crimping machine is adjusted to fit the required crimping diameter setting. After the fitting is secured it is required to lubricate the fitting, secure it on the end of the hose and finally put it in the crimping machine.




How to select the hydraulic hose fittings?

The most important factor to be considered before selecting the hydraulic hose is to check the dimensions. The hydraulic hose has the following dimensions: -
  • The inside diameter- The inside diameter is the inner radius of the hose or lining.
  • The outside diameter- The outside diameter is mostly a minimal specification for the hoses of pleated or corrugated construction. 
  • The minimum bend radius- Minimum bend radius refers to an arrangement of suitable deformation of hose cross-section as well as mechanical bending limit of any reinforcement
The hydraulic hose sizes are ascertained by means of the inside and outside diameter of the hose. Apart from the dimensions, there are factors that need to be considered for selecting the hydraulic hopes fittings are integral end connections, anti-static, lay flat, flame-resistant, crush-proof, and explosion-proof.

Materials used for making hydraulic hose fittings.
  • Hydraulic hose fittings are made using various materials and of this the most common materials are:
  • Rubber or Elastomers- Rubber or elastomeric hose are used when there is utmost need of flexibility
  • Thermoplastics- Thermoplastic hydraulic hose is used to offer tight minimum bend radii and high kink resistance
  • Metal- Metal hoses are put to use where the hydraulic fluid is of high temperature and needs to take high pressure. There is no other specification like it being stiff or flexible.
  • Fluoropolymers and silicones- Fluoropolymer hose is used in situations where good flex life, superior chemical, corrosion resistance, and tolerating high temperatures is required
  • Composite or laminated structures.




What are the construction options for hydraulic hose fittings?

The different construction options for the hydraulic hose is reinforced, corrugated, coiled or convoluted.
  • For elasticity and flexibility, a coiled hose is used, this makes the hydraulic hose to be very flexible, expandable, and easy to store.
  • A corrugated hose consists of pleats, corrugations or spiral convolutions. These factors increase the flexibility, elongation, and compression capacity of the hose.
  • Hydraulic hoses of multi-element are made of more than one hose combined together in a bundled, ribbon or flat configuration.

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