The intermediate rod is a pivotal component within a high-pressure plunger pump, serving as a linkage between the crosshead and the plunger.

Products Description

Typically constructed from durable materials such as stainless steel or alloy steel, the intermediate rod is engineered to endure high-pressure environments and repetitive mechanical stresses. This cylindrical shaft features precision-machined surfaces and interfaces for seamless integration within the pump assembly. At one end, it connects securely to the crosshead, often via a pin joint or other fastening mechanism, while the opposite end interfaces with the plunger.

Product Parameters

Material: 17-4PH

Mechanical Performance:

σb≥931 MPa

σs≥724 MPa

δ5≥16%

ψ≥45%

HRC 28～33

Spray Welding Layer HRC 58～63

Feature

Transmits Reciprocating Motion: The intermediate rod plays a crucial role in transferring reciprocating motion from the crosshead to the plunger within the pump. As the crosshead moves back and forth in response to rotational motion from the crankshaft, the intermediate rod faithfully transmits this motion to the plunger, facilitating the pumping action.

Maintains Alignment: By securely linking the crosshead and the plunger, the intermediate rod ensures proper alignment of these components throughout the pumping cycle. This alignment is essential for maintaining efficiency and minimizing wear within the pump mechanism.

Endures High Pressures: Operating within the high-pressure environment of the pump, the intermediate rod must withstand significant mechanical loads without deformation or failure. Its robust construction and precise engineering enable it to endure these pressures reliably, ensuring continuous operation of the pump under demanding conditions.

Enhances Pump Performance: Through its role in transmitting motion and maintaining alignment, the intermediate rod contributes to the overall performance and efficiency of the high-pressure plunger pump. Its smooth operation and durability help optimize pump output and minimize downtime due to maintenance or component failure.