Dongguan Haide Machinery Co., Ltd
                                                                                                           
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PC350 22m Long Reach Excavator Boom Arm Q345B Q690D

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: Negotiable
Brand: PC350 22meters long reach boom and arm for sale
Product Description
CE-Approved Long Excavator Boom Arm for PC350
Product Specifications
Attribute Value
Material Q345B & Q690D
Application Used excavator
Surface finish Sand-blasted and painted
Warranty 12 months after installation
Length of long boom 12000mm
Length of long arm 10000mm
Bucket 0.6m³
Max digging depth 16500mm
Product Features
  • Compatible with all makes and models of excavators
  • Standard package includes bucket, linkage, bucket cylinder, 4 oil pipes/hoses, 6 pins, and lubricating system
  • Multiple material options available (Q345B, Q690D, Weldox) to suit specific applications
  • Two-piece boom design for container-friendly shipping
  • 45-degree tapered seams for optimal welding quality
  • 12-month warranty coverage
  • Reinforced construction options for heavy-duty applications
  • Optional boom and arm cylinders available
  • Custom pipeline configurations for specialized applications
  • Capable of producing booms up to 32m in length
CE-Approved Long Excavator Boom Arm for PC350 CE-Approved Long Excavator Boom Arm for PC350
Model Specifications
Model LDB120 LDB200 LDB220 LDB300 LDB350 LDB400 LDB450
Total length(mm) 13000 15380 15380 18000 20000 22000 24000
Weight(kg) 3000 4000 4200 5200 6000 6500 7000
Max dig depth(mm) 9000 11340 11370 13000 15000 16500 18000
Max extensiveScope (mm) 12500 15100 15100 17600 19600 21600 23600
Max dig height(mm) 11300 12510 12610 13720 14920 16100 17300
Folding height(mm) 2900 2980 3040 3210 3210 3400 3400
Bucket volume(m³) 0.3 0.4 0.4 0.4 0.5 0.6 0.6
Excavator Tonnage(ton) 12 20 22 30 35 40 45
Manufacturing Process
Material: Q345B and Q690D steel combination
Top and bottom sections use Q690D steel, with other components made from Q340B steel
Excavator boom material composition
Welding: Mixed gas welding (80% argon, 20% carbon dioxide)
Excavator boom welding process Excavator boom welding diagram
Bushing: Copper bushing with graphite
Excavator boom bushing detail Excavator boom bushing assembly Excavator boom bushing installation
Edge Preparation: Milling machines used for precise strip edges and groove preparation
Ensures optimal conditions for forming and welding
Excavator boom edge preparation Excavator boom milling process

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

Company Dongguan Haide Machinery Co., Ltd
Location Tangxia Village Industrial area,Gaobu Town,Dongguan City,Guangdong Pro 523281,China
Contact Person Irene Guo

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