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High Quality 40Cr Steel Excavator CAT 320 Track Pin 36.7*210MM - China Suppliers from Factory for Durable Performance
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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.
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.
🛡️ 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.
Durable track pins manufactured from premium 40Cr steel with excellent abrasion resistance. Precision polished, long working life, custom phosphating.
📐 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.
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
Q
What material is used to manufacture your excavator track pins?
Our excavator track pins are manufactured from high-strength 40Cr alloy steel. Each pin undergoes professional heat treatment to achieve excellent wear resistance, hardness, and a long service life of up to 2,000 working hours.
Q
What excavator models are your track pins compatible with?
Our track pins are designed to fit excavators ranging from 20 to 50 tons. The standard size 36.7×210MM is a precise fit for the Caterpillar E320 excavator. We also offer custom sizes based on your samples or technical drawings.
Q
Do you support OEM and custom orders?
Yes, we fully support OEM production and custom manufacturing. Customers can provide samples, drawings, or specifications, and we will produce track pins to match exact requirements. Custom phosphating and surface treatment options are also available.
Q
How long has Quanzhou Hesen Machinery been in business?
Quanzhou Hesen Machinery Industry Co., Ltd. has been operating since 1990, accumulating over 30 years of experience in the design, development, production, and sale of undercarriage parts for heavy machinery. Our product range includes track rollers, sprockets, idlers, track shoes, bushings, pins, bucket teeth, and more.
Q
What is the typical delivery time and do you offer after-sales support?
We maintain large warehouses to support fast delivery for standard products. For custom orders, lead times depend on specifications and order quantity. We also provide dedicated after-sales support, proactive communication, and continuous quality improvement to ensure long-term partnership satisfaction.
Q
How can I request a quote or place an order?
You are welcome to send us your inquiry directly with your required specifications, excavator model, or quantity. Our team will respond promptly with pricing, availability, and production details. We look forward to supporting your business with reliable products and a stable supply chain.