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Dongguan Haide Machinery Co., Ltd
Dongguan Haide Machinery Co., Ltd Excavator Attachments & Long reach boom and Logistics equipments supplier
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23 Meter Doosan DX700 Excavator Long Reach Boom Arm For Dredging Port Q345B + Q690D

Dongguan Haide Machinery Co., Ltd
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Dongguan Haide Machinery Co., Ltd
City: Dongguan
Province/State: Guangdong
Country/Region: China
Tel: 86-769-88708111
Contact Person:
Ms Irene Guo

23 Meter Doosan DX700 Excavator Long Reach Boom Arm For Dredging Port Q345B + Q690D

Brand Name : Haide
Model Number : LDB700-DX700-23
Certification : CE/ISO
Place of Origin : China
MOQ : 1kit
Price : Negotiation(EXW,FOB or CIF price)
Payment Terms : T/T or L/C
Supply Ability : 30 kits per month
Delivery Time : Within 25 days after received your payment
Packaging Details : Film
Excavator model : Doosan DX700
Boom length : 12900 mm
Stick length : 10100mm
Bucket : 1.5 cum rock bucket
Stick cylinder : Use original
Counter weight : No
Material : Q345B + Q690D
Warranty : 6 months
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23 Meter Long Reach Arm of Doosan DX700 excavator for dredging port


Boom length

12900 mm

Stick length

10100 mm

Max extensive scope

22600 mm

Max dig depth

15410 mm

Max dig height

17450 mm

Max dig depth in vertical wall

14110 mm

Max unloading height

15200 mm

Min rotate radius

5600 mm

Bucket volume

1.5 m3 Rock bucket

Counter weight


Folding height



1. We have detailed dimension of Doosan DX700,we can customize long reach arm for your DX700 excavator.

2. We specialized in customizing all kinds of long boom for all kinds of excavators.

3. Main sheet Material of this Doosan DX700 long reach boom / arm is Q345B + Q690D,the top and bottom cover plate of boom and stick is Q690D,other sheet is Q345B,Pin’s material is 42CrMo4.

4. Before welding,we have use big edge milling machine mill the edge of the sheet.So the welding can go to the internal of the steel-sheet and make the structure have higher performance.

5. Welding is protective-gas welding,the protective gas is 80% Argon and 20% CO2 mixed.This is golden standard for protective gas

6. For all base,joint and other main structure of the long boom,we use boring machine adjust the precision after welding,to avoid the welding-stress leading to big tolerance.

7. We will prepare lubricant pipe system,hydraulic system,bucket,bucket cylinder,linkage,pins and hoses for the long boom we supply you.

8. We prepare good quality cooper power casted bushing for the long reach boom/arm

9. This long reach boom,stick cylinder use original stick cylinder to save the cost,if you need the stick cylinder,we also can prepare for you.

10. If necessary,we can prepare 1 kit or 2 kit (each kit have 2 pipe lines) extra auxiliary pipe line for the attachments.


1. The customer is located in Hongkong of China,he purchase 1 kit Doosan DX700 long reach boom and 1 kit Doosan DX480 long reach boom from us.

2. Customer will use the long reach arms for dredging port.

Delivery pictures:

Workshop pictures:

Specification of our series products:


Total length


Self weight


Max dig depth


Max extensive
Scope (mm)


Max dig height


Folding height


Bucket volume

Suitable excavator


Product Tags:

excavator long reach boom arm


high reach arm

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23 Meter Doosan DX700 Excavator Long Reach Boom Arm For Dredging Port Q345B + Q690D Images

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