How does one properly select a Hydraulic Hose based on the specific requirements of a hydraulic system?

Selecting the right hydraulic hose for a hydraulic system involves careful consideration of various factors to ensure optimal performance, safety, and longevity. Here are key considerations:
Pressure Rating: Determine the maximum operating pressure (working pressure) that the hydraulic hose will experience in the system. Select a hose with a pressure rating that exceeds the maximum operating pressure to provide a safety margin.
Temperature Range: Consider the temperature extremes the hydraulic system will encounter. Choose a hydraulic hose that can operate safely within the specified temperature range, factoring in both ambient and fluid temperatures.
Fluid Compatibility: Ensure that the hydraulic hose is compatible with the hydraulic fluid used in the system. Different hoses are designed for specific fluids, and using an incompatible hose can lead to degradation, leaks, or hose failure.
Size and Dimensions: Select the appropriate hose size (inner diameter) based on the flow rate and velocity requirements of the hydraulic system. The hose dimensions should also fit within the space constraints of the system.
Material Construction: Evaluate the construction materials of the hydraulic hose, including the inner tube, reinforcement layers, and cover. Materials should be compatible with the fluid and environmental conditions while providing resistance to abrasion, chemicals, and other external factors.
Flexibility and Bend Radius: Consider the flexibility and bend radius requirements of the hydraulic system. Choose a hose that allows for the required flexibility without compromising its structural integrity.
End Fittings and Couplings: Ensure that the hydraulic hose's end fittings and couplings are compatible with the system components. Properly matched fittings are crucial for leak-free connections and system integrity.
Dynamic or Static Application: Determine whether the hydraulic system operates in dynamic (moving) or static (stationary) conditions. Some hoses are specifically designed for dynamic applications, offering flexibility, while others are better suited for static applications.
Abrasion Resistance: If the hydraulic hose will be exposed to abrasive conditions, such as rubbing against other surfaces or moving machinery parts, choose a hose with high abrasion resistance to prolong its lifespan.
Industry Standards and Regulations: Ensure that the selected hydraulic hose complies with industry standards and regulations. This may include SAE (Society of Automotive Engineers) standards or other relevant specifications, depending on the application.
Environmental Conditions: Consider the environmental conditions, such as exposure to sunlight, ozone, or other atmospheric elements. Select a hydraulic hose that is resistant to environmental factors to prevent premature degradation.
Installation Requirements: Take into account the installation method and space constraints. Some hoses may require specific routing or bending radii, and proper installation practices are crucial for optimal performance.