High Quality Excavator Arm Cylinder Pin Shaft Bucket Pin Suitable For Hitachi 330 3092037

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At Shanghai Fenghua International Enterprise Co., Ltd., we specialize in manufacturing high-quality excavator and loader pin shafts, bushings, and other essential parts for construction machinery. We offer flexible OEM production services, allowing us to craft components according to your drawings or provide custom solutions based on samples. Our expertise in custom manufacturing ensures that we meet the unique needs of each client while maintaining industry-leading standards for quality and precision.

Our team is committed to delivering superior products that enhance the performance and longevity of heavy machinery. With extensive experience in the field, we provide not only high-quality pin shafts and bushings but also a comprehensive range of construction machinery parts designed to withstand the harshest working conditions. Serving markets across Russia, South Africa, Australia, the Middle East, and South America, we pride ourselves on our ability to deliver reliable solutions that optimize equipment performance globally.

Whether you require standard parts or highly customized components, we are ready to meet your demands. Our emphasis on high-quality materials, precision manufacturing, and strict quality control allows us to offer products that are durable, cost-effective, and reliable for a variety of applications in the construction, mining, and heavy equipment industries.

    Excavator bushing    

    Excavator pin    

    Loader bushing    

    Loader pin    

    Construction machinery pins and bushings    

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>> Product Raw Material

The High Quality Excavator Arm Cylinder Pin Shaft Bucket Pin, suitable for the Hitachi 330 (part number 3092037), is engineered using premium-grade materials to guarantee superior durability and performance in demanding applications. We offer a selection of raw materials that can be tailored to customer requirements, ensuring optimal functionality for every project.

For pin shafts, we provide the following material options:

• European Grades: 45C, 41Cr4, 42CrMo4, and 35CrMo4, which are known for their exceptional strength, toughness, and wear resistance—ideal for heavy-duty machinery.

• American Standards: 1045, 5140, 4140, and 4135, all of which deliver high mechanical performance, ensuring long-lasting functionality and excellent resistance to stress and fatigue.

• Chinese Materials: 45#, 40Cr, 42CrMo, and 35CrMo, offering a balance of hardness and resilience, perfect for tough environments and demanding tasks.

  
  

When it comes to bushings, we also provide a variety of reliable materials:

• European Standards: 20CrMo44, 45C, 41Cr4, and 42CrMo4, delivering high-strength and wear-resistant characteristics for long-term use.

• US Grades: 4119, 4118, 1045, 5140, and 4140, known for their durability and ability to withstand heavy loads and extreme conditions.

• Chinese Standards: 20CrMnTi, 20CrMo, 45#, 40Cr, and 42CrMo, selected for their excellent performance in high-pressure and harsh work conditions.

  
  

By utilizing these high-quality materials, we ensure that the excavator pin shaft is built to last, providing maximum operational efficiency and reliability for machinery like the Hitachi 330, making it an essential component in heavy equipment applications.

>> Production Process for High Quality Excavator Pin Shaft

We take a meticulous and industry-compliant approach to manufacturing the High Quality Excavator Arm Cylinder Pin Shaft Bucket Pin for the Hitachi 330 (part number 3092037). Each step of our production process is designed to ensure the highest standards of performance, durability, and precision.

Material Selection and Initial Testing

We begin by sourcing high-grade raw materials, carefully chosen to meet the specific demands of heavy-duty applications. Common materials like 42CrMo4, 45C, and 4140 are selected for their excellent mechanical properties. Each material undergoes a comprehensive series of tests to check for quality and suitability for use in the harsh conditions typical of excavator operations. These tests include hardness, tensile strength, and other critical performance metrics.

CNC Machining and Shaping

The next stage involves precise CNC machining, where skilled technicians use state-of-the-art machinery to shape the raw material into the correct dimensions for the excavator pin shaft. Our machines are capable of achieving extremely tight tolerances, ensuring a perfect fit with other mechanical parts. This step is crucial for ensuring that the pin shaft operates seamlessly within the excavator’s arm cylinder and bucket pin system.

Heat Treatment for Enhanced Durability

To further improve the strength and resistance to wear, the pin shaft undergoes medium frequency induction hardening. This heat treatment process increases the surface hardness while preserving the core's toughness, ensuring that the pin can withstand intense pressure and extreme working conditions without failure.

Surface Refining and Protective Coatings

Following the heat treatment, the pin shaft undergoes a series of surface refinements, including grinding and polishing, to ensure a smooth and flawless surface. Depending on the customer’s needs, we may apply protective coatings such as zinc or chrome plating to further improve corrosion resistance, providing an additional layer of protection in environments prone to rust and wear.

Final Quality Control and Testing

We carry out a rigorous final inspection of each pin shaft, checking it for dimensional accuracy, material integrity, and overall finish. We also perform load testing to verify that the pin meets the necessary strength and durability requirements. Only those products that pass these stringent tests are approved for delivery.

Secure Packaging and Global Distribution

Once the final inspection is complete, we carefully package each pin shaft to ensure that it remains in optimal condition during transportation. We provide flexible shipping options to customers worldwide, including in key markets such as South America, Russia, the Middle East, and Australia, ensuring safe and timely delivery.

Our production process ensures that each High Quality Excavator Arm Cylinder Pin Shaft Bucket Pin for the Hitachi 330 offers excellent performance, long-lasting durability, and superior reliability in a range of demanding applications.