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High-Quality 40Cr Steel Excavator Track Pin 36.7*210MM - China Factory Direct Supplies for E320 Excavator
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Made from high-strength 40Cr steel for heavy-duty application.
High-quality excavator track pin made of 40Cr steel with heat treatment & wear resistance. Long service life up to 2000 hours. Custom sizes & OEM accepted. Fit 20–50 ton excavators. Factory direct, fast delivery.
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Professional heat treatment for excellent wear & abrasion resistance.
Durable track pins manufactured from premium 40Cr steel with excellent abrasion resistance. Precision polished, long working life, custom phosphating.
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Precise size 36.7×210MM, perfect fit for Caterpillar E320 excavator.
Custom sizes and OEM production based on samples or drawings, with factory-direct quality, fast delivery and reliable after-sales service.
Why Choose Us
Choosing the right supplier is about more than price—it is about consistency, capability, and trust. Quanzhou Hesen Machinery Industry Co., Ltd. has been serving the heavy machinery sector since 1990, building a legacy of over 30 years in the design, development, production, and sale of undercarriage parts. Our main offerings include track rollers, carrier rollers, sprockets, idlers, track link assemblies, track shoes, bushings and pins, bucket teeth, and high-strength bolts and nuts. With large warehouses supporting fast delivery and a dedicated team focused on quality, we are structured to support long-term partnerships. We believe in proactive communication, dependable after-sales support, and continuous improvement. If you are looking for a manufacturer who treats your business with the same care and professionalism that we have applied for three decades, we welcome you to send us your inquiry. Let us begin a conversation about how we can support your success with reliable products and a stable supply chain.
Frequently Asked Questions
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Q What material are your excavator track pins made from?Our track pins are manufactured from high-strength 40Cr alloy steel, which undergoes professional heat treatment to achieve excellent hardness, wear resistance, and abrasion resistance for heavy-duty applications.
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Q What is the expected service life of your track pins?Under standard operating conditions, our 40Cr steel track pins offer a long service life of up to 2,000 hours, making them a cost-effective choice for continuous heavy-duty excavator operations.
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Q Do you support custom sizes and OEM orders?Yes, we fully support custom sizes and OEM production. Orders can be placed based on customer-supplied samples or technical drawings. Our factory provides precision manufacturing with reliable quality control and fast delivery.
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Q Which excavator models are your track pins compatible with?Our standard track pin (36.7×210MM) is designed to perfectly fit the Caterpillar E320 excavator. We also produce pins compatible with most 20–50 ton excavator models. Please contact us with your specific model for confirmation.
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Q How long has Quanzhou Hesen Machinery been in business?Quanzhou Hesen Machinery Industry Co., Ltd. has been serving the heavy machinery sector since 1990, accumulating over 30 years of experience in the design, development, production, and sale of undercarriage parts including track pins, rollers, sprockets, idlers, and more.
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Q What after-sales support do you provide?We are committed to proactive communication and dependable after-sales support. Our team is available to assist with product inquiries, technical questions, replacements, and any supply chain concerns to ensure a stable and long-term partnership with our clients.