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Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin Suitable For Sany Heavy Industry SY220A.3.7

Shanghai Fenghua International Enterprise Co., Ltd. is a trusted manufacturer specializing in high-quality construction machinery parts, including the Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin for Sany Heavy Industry SY220A.3.7. We provide precision-engineered products tailored to meet the demanding needs of the construction and mining industries, ensuring top-tier quality and performance.

This excavator pin is crafted from high-strength steel, offering exceptional wear resistance and durability. It is designed for a perfect fit with the Sany SY220A.3.7 model, enhancing the performance and lifespan of your excavator arm system. Our rigorous testing guarantees reliable, long-lasting performance in tough working environments.
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>> Product Name

Excavator pin.


>> Product Use

The Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin for Sany Heavy Industry SY220A.3.7 is designed specifically to serve as a key connecting component for the middle arm cylinder of Sany excavators. It ensures a precise and secure connection between the cylinder and other parts of the excavator, allowing for smooth operation during heavy-duty tasks. This pin plays a critical role in maintaining the stability and performance of the excavator's hydraulic system, ensuring reliable functionality during digging, lifting, and other demanding tasks on construction and mining sites. With its durable construction, it helps optimize the efficiency and longevity of the equipment.


>> Product features


Enhanced Durability for Heavy-Duty Use

The Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin is crafted to endure the most demanding operating conditions. Made from high-strength steel, it guarantees exceptional durability, ensuring the pin can withstand the intense pressure and constant wear associated with heavy-duty excavator operations.




Precision Engineering for Optimal Performance

Designed with precision, this bucket pin is engineered to offer a perfect fit for Sany Heavy Industry SY220A.3.7 excavators. Its precise manufacturing ensures that it operates smoothly and efficiently, contributing to the overall performance of the excavator by providing reliable, long-lasting functionality.




Superior Corrosion Resistance

To protect against the challenges posed by environmental factors, the Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin is equipped with corrosion-resistant coatings. These coatings effectively prevent rust and wear, allowing the pin to perform well even in environments with high moisture, dirt, and exposure to various weather conditions.




Custom-Fit Design for Better Compatibility

This bucket pin is specifically tailored to meet the exact needs of Sany excavators. The custom-fit design ensures excellent compatibility with your equipment, allowing for a seamless operation that minimizes the risk of malfunction and enhances the machine's performance.




High-Performance Material Selection

The high-performance material used in the construction of this bucket pin ensures superior strength and resilience. The premium steel selection delivers excellent wear resistance, making the pin suitable for the high stresses and constant impact that are typical in excavation and construction tasks.




Efficient Installation and Maintenance

The design of the Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin makes it easy to install, which helps reduce downtime during maintenance or repairs. Its durable construction and simple design reduce the need for frequent replacements, allowing the excavator to operate smoothly over time with minimal interruptions.



>> Experimental Results


The Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin Suitable for Sany Heavy Industry SY220A.3.7 is designed for long-lasting durability, with a continuous operational lifespan of approximately 1500 to 1800 hours under normal working conditions. This high-quality bucket pin undergoes rigorous testing and high-performance material selection to ensure it meets the demanding standards of the construction machinery industry. During testing, the pin demonstrated exceptional resistance to wear and tear, even in heavy-duty tasks such as digging and lifting, making it an ideal choice for customers seeking high-efficiency and reliability.


The pin's advanced heat treatment process enhances its hardness, ensuring it can maintain optimal performance even in harsh environments. Its ability to operate under extreme stress and maintain functionality over thousands of hours makes it a key component in reducing downtime and maintenance costs. This superior durability and efficiency make it the preferred choice for excavators, specifically tailored for Sany Heavy Industry SY220A.3.7 models. By investing in this bucket pin, customers can ensure seamless operations, improved productivity, and enhanced equipment lifespan.



>> Certificates And Qualifications

Certificates And Qualifications



>> The Company's Main Product Display


Shanghai Fenghua International Enterprise Co., Ltd. specializes in the production of high-quality pin shafts and bushings for loaders and excavators. With a strong emphasis on precision and customization, we offer OEM production services, allowing us to manufacture products based on customer specifications or samples. Whether you're looking for standard parts or need tailored solutions, we are committed to meeting the diverse needs of the construction machinery industry.


Our product range includes a wide variety of pin shafts and bushings designed to fit different models of heavy equipment, particularly for loaders and excavators. We use premium materials and advanced manufacturing techniques to ensure durability and performance in challenging environments. Additionally, our custom manufacturing capabilities ensure that clients receive products that are perfectly suited to their specific equipment and operational requirements.


Our advantages lie in our ability to provide comprehensive solutions, whether it's through custom designs, sample-based production, or bulk orders. With an experienced engineering team and state-of-the-art production facilities, we guarantee the highest quality, competitive pricing, and timely delivery for all our products. By choosing us, customers can expect reliable, cost-effective solutions that optimize the performance and longevity of their machinery.


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    Excavator pin    


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    Loader bushing    


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    Loader pin    


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    Construction machinery pins and bushings    


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>> Partial Applicable Vehicle Model Display


CAT CAT301.7 CR CAT313 GC CAT323 GX CAT333
CAT301.4 CR CAT312 GC CAT323 CAT374
CAT302 CR CAT326 GC CAT316 GC CAT395
CAT303 CR CAT326 CAT 318D2L CAT352
CAT305.5 CAT320 GX CAT330 CAT355
CAT306.5 CAT320 GC CAT336 CAT330 GC
CAT307.5 CAT320 CAT350
CAT307 CAT323 GC CAT340
KOMATSU PC100-3/5/6 PC200-2/3/5/6/7/8 PC270-6/7/8 PC360-7
PC120-2/3/5/6 PC220-2/3/5/6/7/8 PC290-10/11 PC360LC-10/11
PC130-6/8/11 PC228-1/2/3/8/10/11 PC300LC-1/2/3/5/6/7/8 PC390LC-10/11
PC150-1/3/5/6 PC240-6/8/10/11 PC350-8
PC160-6/7/8 PC250-6 PC350LC-6/8/10/11
SANY SY135C SY75C SY245H-S SY415H-S
SY200C-S SY335BH-S SY95C SY375IDS
SY205C-S SY275H SY485H-S SY550H
SY215E SY235H-S SY485GLC-S
SY215C-S SY155H SY305H-S
KOBELCO SK210LC-10 SK200-10 SK60-8 SK140LC-8
SK130-11 SK250-10 SK380XD-10 SK460-8
SK75-11 SK260LC-10 SK220XD-10
SK350LC-10 SK330-10 SK150LC-11
Hitachi ZX130-6A ZX260K-6A ZX210LC-5A ZX490LCH-5A
ZX240-5A ZX260LCH-5A ZX350-6A Pro ZX220K-6A
ZX250-6A ZX200C-6A ZX360K-5A ZX520LCH-6A
ZX250K-5A ZH200-5A ZX300-6A ZX350-6A
ZX250LC-5A ZX210-6A

ZX300-5A

ZX500LCH-5A
ZX260LC-6A ZX210K-5A ZX370K-6A ZX220LC-6A
ZX195-5A ZX360H-5A ZX370H-6A



>> Product Raw Material

The Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin for Sany Heavy Industry SY220A.3.7 is made from high-quality, durable materials to ensure long-lasting performance in demanding environments. For the pin shaft, we offer a range of material options, including European standards such as 45C, 41Cr4, 42CrMo4, and 35CrMo4, as well as American standards like 1045, 5140, 4140, and 4135. Additionally, we use Chinese materials like 45#, 40Cr, 42CrMo, and 35CrMo for varying customer needs and project requirements.


For the bushing, we also provide several material choices, including European-grade 20CrMo44, 45C, 41Cr4, and 42CrMo4, and American standards such as 4119, 4118, 1045, 5140, and 4140. We use Chinese materials like 20CrMnTi, 20CrMo, 45#, 40Cr, and 42CrMo to offer optimal performance, wear resistance, and corrosion resistance based on specific client requirements.


Our commitment to using top-tier raw materials ensures that the Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin is highly resistant to wear, corrosion, and high-impact stress, making it an ideal choice for applications involving heavy-duty machinery. By offering customized material options, we are able to meet the diverse needs of our clients and deliver superior quality products tailored to the specifications of heavy-duty machinery, especially for renowned brands like Sany Heavy Industry.

Pin shaft raw materials


Bushing raw materials



Material Selection Process

The Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin is manufactured by Shanghai Fenghua International Enterprise Co., Ltd., using high-grade materials sourced from Europe, the United States, and China. The raw materials, such as 45C, 42CrMo4, and 1045, are carefully selected to meet high-performance standards, ensuring that the pin provides excellent resistance to wear and stress under the demanding operational conditions of heavy machinery like excavators.


Forging and Shaping

At Shanghai Fenghua, the production process begins with forging, where the steel is heated and shaped into the initial form of the bucket pin. This process is crucial for maintaining the strength and durability of the material, ensuring that the pin can withstand the rigorous demands of the construction and excavation industries.


Precision Machining for Accurate Fit

The forged pin undergoes precision machining, which ensures exact specifications and tight tolerances. This step is essential to achieve a perfect fit with excavator components, reducing the risk of misalignment and improving the overall performance of the excavator arm. Shanghai Fenghua’s advanced machinery guarantees the highest levels of precision.


Advanced Heat Treatment

The bucket pin is subjected to advanced heat treatment, including medium-frequency induction heating, to enhance its hardness and wear resistance. This process is essential to ensure that the pin can endure the high levels of pressure and force experienced during excavation tasks. Shanghai Fenghua’s use of cutting-edge heat treatment technology ensures exceptional toughness and durability for long-term use.


Automated Welding Process

Robotic welding arms are employed in the welding phase of production to ensure precision and reliability. This automated process guarantees that the seams of the bucket pin are uniform and strong, adding to the overall strength and integrity of the product. Shanghai Fenghua’s industrial-grade welding capabilities ensure that the pin can withstand demanding operational conditions.


Comprehensive Quality Assurance

At every stage of production, Shanghai Fenghua International Enterprise Co., Ltd. applies rigorous quality control processes. Each Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin undergoes detailed inspections, functionality testing, and stress assessments to ensure it meets the highest standards of performance and reliability. This commitment to quality guarantees that the pin performs efficiently and durably in the most challenging environments.


By leveraging years of expertise in manufacturing high-precision parts for the construction machinery industry, Shanghai Fenghua ensures that its products, including the Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin, deliver exceptional quality, performance, and longevity.

Customized Steel Excavator Middle Arm Cylinder Shaft Bucket Pin


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