Guangzhou Guoli Engineering Machinery Co., Ltd.
| Payment Terms | T/T,Western Union,MoneyGram |
| Supply Ability | 2000pieces/month |
| Delivery Time | 7 Days |
| Packaging Details | Wooden Case |
| Product Name | Excavator Bucket Cylinder Arm Cylinder Boom Cylinder |
| Product Alias | Excavator Hydraulic Spoon Cylinder Bucket Cylinder |
| Models | DH370 |
| PN1 | 2440-9139 2440-9144 2440-9146 2440-9147 2440-9237 |
| PN2 | 2440-9232 2440-9234 2440-9235 2440-9236 2440-9249 |
| Surface Treatment | Piston Rod hard chromium plating Cylinder Tube ，Inner Honed |
| Seal Brand | For Japan NOK and US SKF |
| Seal Material | PU |
| Testing | 100% Pressure Testing Before Delivery |
| Factory Direct Supply | Yes |
| Brand Name | Glparts |
| Model Number | DH370 |
| Certification | ISO9001 |
| Place of Origin | Made In China |
View Detail Information
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Product Specification
| Payment Terms | T/T,Western Union,MoneyGram | Supply Ability | 2000pieces/month |
| Delivery Time | 7 Days | Packaging Details | Wooden Case |
| Product Name | Excavator Bucket Cylinder Arm Cylinder Boom Cylinder | Product Alias | Excavator Hydraulic Spoon Cylinder Bucket Cylinder |
| Models | DH370 | PN1 | 2440-9139 2440-9144 2440-9146 2440-9147 2440-9237 |
| PN2 | 2440-9232 2440-9234 2440-9235 2440-9236 2440-9249 | Surface Treatment | Piston Rod hard chromium plating Cylinder Tube ，Inner Honed |
| Seal Brand | For Japan NOK and US SKF | Seal Material | PU |
| Testing | 100% Pressure Testing Before Delivery | Factory Direct Supply | Yes |
| Brand Name | Glparts | Model Number | DH370 |
| Certification | ISO9001 | Place of Origin | Made In China |
DH370 Excavator Hydraulic Arm Cylinder For Doosan Hydraulic Stick Cylinder
The Excavator Hydraulic Arm Cylinder for the Doosan DH370 is designed to precisely control the bucket movement in various heavy machinery, including excavators, backhoe loaders, and front-end loaders. It enables efficient lifting, digging, and material handling, making it essential for construction, mining, and demolition applications. With its high strength and durability, it ensures reliable performance even in the most demanding environments.
Product Description
| Product Name | Excvator Hydraulic Arm Stick Cylinder |
| Model | DH370 |
| Temperature Range | -20-80°C |
| Pressure Range | 21 MPa to 35 MPa |
| Dimensions | Customized |
| OEM | Yes |
Doosan Cylinder Parts Compatible With Different Models
| Part Number | Compatible Models |
| 00430LH/440-00430RH | DX300, DX330, Excavator Boom Cylinder |
| 2440-9294H | DX420, Excavator Bucket Cylinder |
| 440-00432 | DX300, DX330, Excavator Arm Cylinder |
| 2440-9236B | S225NLC-V, Excavator Arm Cylinder |
| 440-00059A | S225NLC-V, Excavator Bucket Cylinder |
| 440-00270 | 440-00272, S-140W-V, S-160W-V, S-130W-V, OLAR, Excavator Cylinder |
| 440-00433 | DX300, DX330, Excavator Bucket Cylinder |
| K1014381 | DX520LC-A, Excavator Arm Cylinder |
| 2440-9282H | S300LC-V, Excavator Bucket Cylinder |
| K1001821A | DX520LC-A, Excavator Bucket Cylinder |
| 440-00257B | S300LC-V, Excavator Arm Cylinder |
| 2440-9280H | S340LC-V, Excavator Arm Cylinder |
| 400305-00448 | K1011088, DX255, Excavator Arm Cylinder |
| 2440-9238 2440-9239 440-00257 2440-9241 2440-9282 2440-9233 | S300LC-V, Excavator Bucket Arm Boom Cylinder |
| 400309-00042B | 400309-00043B, DX350, DX350LC-3, Excavator Boom Cylinder |
| K1003483A | K1003434, DX420LC, DX420, Excavator Bucket Arm Cylinder |
| 2440-9280 2440-9281 | S370LC-V, Excavator Bucket Arm Boom Cylinder |
| 440-00287 440-00286 | S470LC-V, S500LC-V, Excavator Bucket Arm Boom Cylinder |
| 440-00453B | DX300, DX330, DX300LC, Excavator Arm Cylinder |
| 2440-9242 2440-9232 2440-9233 | S130W-V, Excavator Bucket Arm Boom Cylinder |
| 400305-00465 | DX225, DX255LC-5, Excavator Arm Cylinder |
| K1011027 K1011028 K1011044 | DX255LC, Excavator Bucket Arm Boom Cylinder |
| 2440-9238G 2440-9239G | DH300L-V, Excavator Boom Cylinder |
| K1001340A | DX520LC, DX480LC, Excavator Boom Cylinder |
| 440-00016E | DX500LC-V, SOLAR, DX470LC-V, Excavator Bucket Cylinder |
| 400305-00029B | DX350, DX350LC-3, Excavator Arm Cylinder |
| K1006192 K1006202 K1006919 K1006920 | DX340, Excavator Bucket Arm Boom Cylinder |
| 440-00016A | DX500LC-V, SOLAR, DX470LC-V, DX450LC-V, Excavator Bucket Arm Boom Cylinder |
| K1001341 K1001340 K1001344 | DX480LC, DX520LC, Excavator Bucket Arm Boom Cylinder |
| 440-00411C 440-00411B 440-00411A | 400310-00388, DX140, DX160, Excavator Bucket Arm Boom Cylinder |
| K1008330B K1008331B K1008331A K1008737B K1008749B K1008736B | DX160, Excavator Bucket Arm Boom Cylinder |
| 440-00020 440-00021 | S170W-V, S180W-V, Excavator Bucket Arm Boom Cylinder |
| 2440-9237 440-00059 | S225LC-V, S210W-V, Excavator Bucket Arm Boom Cylinder |
| 440-00044 440-00045 | S255LC-V, Excavator Bucket Arm Boom Cylinder |
| 400310-00021B | DX350, DX350LC-3, Excavator Bucket Cylinder |
| 2440-9240 2440-9241 | S290LC-V, Excavator Bucket Arm Boom Cylinder |
Company Information
GuangZhou GuoLi Engineering Machinery Co., Ltd., with over 16 years of experience in excavator hydraulic cylinders, is a foreign trade company specializing in a wide range of products, including crawler excavator arm cylinders, boom cylinders, bucket cylinders, cylinder tubes, cylinder rods, custom hydraulic cylinders, seal kits, hydraulic pumps, and electric parts, all designed for various excavator models. Our products have been exported to over 100 countries and regions worldwide.
Our main product, excavator cylinders, is produced through a complete hydraulic cylinder production line, from design to manufacturing. With over ten years of experience, we’ve upgraded our offerings to multi-stage hydraulic cylinders. We focus on cylinder customization and produce a variety of domestic and imported excavator cylinders. Using advanced CNC lathes, grinders, and assembly equipment, we strictly follow ISO quality standards throughout production.
Factory Tour
Piston Rod Production Process
| Feature | Description |
| Material | Tempered steel |
| Surface Treatment | Induction hardened before chrome plating to prevent bending and scratching |
| Rust Resistance | Resists rust for over 100 hours in salt spray tests |
| Production Process | Produced and electroplated in-house |
| Finish | Mirror finish technology |
Automatic Welding Process
| Feature | Description |
| Welding Method | Fully automated welding for consistency and integrity |
| Craftsmanship | Lean welding craft ensures strong joint strength and eliminates defects |
| Weld Seam Quality | Weld seam matches the appearance of original parts |
| Durability | Welded parts are not easy to fall off |
Finished Product Warehouse Display
Exhibition Showcase
Our Presence at Major Exhibitions: 2023 Malaysia & 2024 Shanghai Bauma
Exhibition With Cooperated Clients
Certificates
Certification
Customer Reviews
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2004
Total Annual:
3000000-6000000
Employee Number:
200~300
Ecer Certification：
Verified Supplier
Guangzhou Guoli Engineering Machinery Co., Ltd., located in GuangZhou city, benefits from a large construction machinery parts market and convenient transportation access. Our company specializes in producing a range of excavator hydraulic cylinders, including excavator arm cylinders, boom cylinders... Guangzhou Guoli Engineering Machinery Co., Ltd., located in GuangZhou city, benefits from a large construction machinery parts market and convenient transportation access. Our company specializes in producing a range of excavator hydraulic cylinders, including excavator arm cylinders, boom cylinders...
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