Guangzhou Guoli Engineering Machinery Co., Ltd.
                                                                                                           
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22 Years
Since 2004
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CAT E320D Hydraulic Boom Cylinder 21-35 MPa Pressure Range -30°C to 100°C Temperature

Price Negotiable
Price: Negotiation
MOQ: 1
Delivery Time: 7 Days
Brand: Glparts
Product Description
Product Overview
High-performance hydraulic boom cylinder designed for CAT E320D excavators and compatible models. Built to withstand demanding construction environments with robust materials and precision engineering.
Product NameExcavator Hydraulic Boom Cylinder
Compatible ModelsCAT E320D, 320D, 320D FM, 320D2, 320D2 L, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321D LCR, 323D L, 323D LN, 323D SA
Temperature Range-30°C to 100°C
Pressure Range21 MPa to 35 MPa
DimensionsCustomized
OEM SupportYes
Service & Support
Service StageDetails
Pre-Sales ServiceFree consultation and technical advice. Customization options for dimensions and performance based on customer requirements.
In-Sales ServiceFast production and delivery times. Real-time updates on manufacturing and shipment status.
After-Sales ServiceWarranty on manufacturing defects. Technical support for installation and maintenance. Replacement parts available for long-term support.
Spare Parts Compatibility
Compatible with multiple part numbers including: 364-0934, 242-6731, 242-6746, 266-7972
Available Repair Kits
  • 247-8868
  • 266-8011
  • 397-9294
Manufacturing Excellence
Piston Rod Production
Piston rod production process showing tempered steel rods undergoing surface treatment
Material: Tempered steel
Surface Treatment: Induction hardened before chrome plating
Rust Resistance: 100+ hours salt spray test
Production: In-house electroplating and mirror finish technology
Automatic Welding Process
Automatic welding process for hydraulic cylinder assembly
Welding Method: Fully automated for consistency
Craftsmanship: Lean welding for strong joints
Weld Quality: Matches original parts appearance
Durability: Welded parts resistant to failure
Finished Product Warehouse
Warehouse display of finished hydraulic cylinders ready for shipment
Company Profile
GuangZhou GuoLi Engineering Machinery Co., Ltd. specializes in excavator hydraulic cylinders with over 16 years of manufacturing experience. Our products are exported to over 100 countries worldwide, featuring a complete production line from design to manufacturing with ISO quality standards.
Frequently Asked Questions
Part Compatibility
Provide model number, machine serial number, or part measurements to ensure proper fit.
Material Specifications
High-frequency quenching No.40 manganese steel rods, No.25 manganese steel tubes, and name-brand seal kits for optimal performance and durability.
Delivery Timeline
Stock items: 7 days. Orders under container: 2 weeks. Full container orders: 4-6 weeks.
Payment Terms
Orders under $3000: full payment. Orders over $3000: 50% deposit. Custom orders: 70% deposit.
Shipping Options
Available via UPS/DHL/TNT for light goods, or sea freight for heavy shipments with FOB, CIF, CFR terms.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Guoli Engineering Machinery Co., Ltd.
Location Room 202, Building A9, Guangxin Creative Park, No. 24 Jishan New Road Street, Zhuji Street, Tianhe District, Guangzhou, Guangdong, China
Contact Person Tina

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