Material

UNS N07750

Mechanical Performance

· Tensile Strength (σb): 1035 ~ 1070 mpa

· Yield Strength (σ0.2): 97 N/mm²

· Elongation (δs): ≥25%

feature

· Maintaining Tension and Compression: The primary function of the spring in a high-pressure plunger pump is to maintain the tension and compression needed for various components to function correctly. It ensures that seals, valves, and other parts are held firmly in place and operate effectively.

· Assisting Valve Operation: Springs are commonly used in the pump's valve assemblies. They help in opening and closing the valves at the correct times, ensuring proper fluid flow through the pump. The spring ensures that the valve returns to its original position after each stroke, preventing backflow.

· Absorbing Vibrations and Shocks: Springs help absorb vibrations and shocks that occur during the pump's operation. This reduces wear and tear on the pump components and contributes to a smoother and more stable operation.

· Ensuring Seal Integrity: In the stuffing box or packing assembly, springs can be used to maintain consistent pressure on the packing material. This ensures that the packing remains tightly compressed around the plunger, preventing leaks and maintaining the pump's efficiency.

Position

· Inlet and Outlet Valves: Springs are installed in both the inlet and outlet valves to ensure they open and close at the correct times. They return the valve to its seat after each stroke, maintaining proper flow direction and preventing backflow.

· Suction and Discharge Valves: Similar to inlet and outlet valves, these springs ensure the valves open during the suction stroke and close during the discharge stroke.

· Packing Spring: In the stuffing box, springs are used to keep the packing material under constant pressure. This helps maintain a tight seal around the plunger, preventing fluid leaks and ensuring efficient operation.