Is Machine Piston Shaft Custom

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Zhejiang Hengyan General Equipment Co., Ltd.

Provide customers with high-quality equipment accessories.

Zhejiang Hengyan General Equipment Co., Ltd. began to produce imperial rank machine parts in 1988, it has accumulated rich supporting experience. With the strong support of domestic and foreign customers, it has maturely manufactured more than 5,000 kinds of rank machine parts and H28 machine parts. As a China Is Machine Piston Shaft Manufacturers and custom Is Machine Piston Shaft suppliers, the company takes integrity, innovation, dedication, and forge ahead as the enterprise spirit, actively and effectively establishes an excellent image for the majority of enterprises, increases popularity, expands domestic and foreign markets, makes plans, conscientiously, strives for excellence, and has an outstanding reputation.

Why Choose Us


We have a strong R&D team that can develop and produce products according to the drawings or samples provided by customers.


We have two own foundries and processing plants, factory direct sales, high quality and low price.


We have our own laboratory and advanced testing equipment in the industry to ensure product quality.


Our annual output exceeds 20,000 tons, which can meet the needs of customers with different purchase volumes.

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Industry Knowledge Expansion

What is Piston Shaft?
A piston shaft, also known as a piston rod or piston stem, is a component found in reciprocating engines, hydraulic cylinders, and pneumatic systems. It is a cylindrical rod that connects the piston head to the crankshaft or other reciprocating mechanism.
In an internal combustion engine, the piston shaft serves as a link between the piston and the crankshaft. As the combustion process occurs, the piston moves up and down within the cylinder, and the motion is transmitted to the crankshaft through the piston shaft. This converts the linear motion of the piston into rotational motion, which ultimately drives the engine.
In hydraulic and pneumatic systems, the piston shaft is responsible for transmitting the force generated by the piston to the external load or mechanism. It transfers the linear movement of the piston to the intended application, such as lifting heavy loads or operating hydraulic machinery.
Piston shafts are usually made of sturdy materials such as steel or alloy, as they need to withstand high forces and resist wear. They are designed to be rigid and durable, ensuring reliable performance in the respective systems they are used in.
How to install Piston Shaft?
The installation process for a piston shaft can vary depending on the specific application and type of engine or system you are working with. However, I can provide you with a general overview of the steps involved in installing a piston shaft in an internal combustion engine. 
Here are the basic steps for installing a piston shaft:
Preparation: Ensure you have the necessary tools and equipment for the installation. Clean the cylinder bore and piston head to remove any dirt, debris, or old gasket material. Inspect the piston shaft for any signs of damage or wear.
Lubrication: Apply a thin coat of engine oil or assembly lubricant to the piston shaft. This will reduce friction during installation and initial engine startup.
Positioning the piston: Insert the piston into the cylinder bore, aligning the connecting rod with the crankshaft journal. Use a ring compressor tool to compress the piston rings, allowing the piston to fit smoothly into the cylinder.
Installing the piston shaft: Slide the piston shaft through the cylinder bore and connect it to the connecting rod. Ensure that the piston shaft is properly aligned with the cylinder bore and the connecting rod. Follow the manufacturer's guidelines regarding torque specifications for the piston shaft bolts or nuts.
Checking clearances: Before fully tightening the piston shaft bolts or nuts, check the clearances between the piston shaft, connecting rod, and crankshaft. Ensure there is proper clearance and no interference between the components. This is especially important if the engine has been machined or modified.
Final assembly: Once the piston shaft is securely installed, proceed with the reassembly of other engine components, such as the cylinder head, intake manifold, and exhaust system, following the manufacturer's instructions.
Remember, these steps are a general guide, and the actual installation process may differ depending on the specific engine or system. It's always advisable to refer to the engine's service manual or consult a professional mechanic for precise instructions and guidance.