Subway Excacating Mchinery Excavtor Telescopic Sliding Arm for Hitachi Zx490

• After-sales Service: Telescopic Arm
• Warranty: 6months After Installation
• Material: Q960d High Stregnth Materials(Strength:960MPa )
• Max Digging Depth: 30000mm
• Max Extension Length: 31000mm
• Colosed Length: 14800mm
• Model NO.: Hitachi ZX490
• Height: 1780mm
• Clamshell Bucket Capacity: 1.5cbm
• Extra Counter Weight: 3.5ton
• Suit Excavator Tonnage: 40-50ton Ecavator
• Transport Package: Bubble Film
• Specification: CE, SGS, ISO9001: 2000
• Trademark: GD-Haide
• Origin: Dongguan City, Guangdong Province
• HS Code: 843149
• Production Capacity: 1000set/Year

Product Description

25m Digging Depath Telescopic Arm for 30-35ton Excavator 
 

^{(1)Specifications and orking Dimension:}

 

^(3)Features:

^{1.Material :}

Q960D high strength steel (strength:960Mpa) 



3.All steel plate are beveled by beveling machine before welding.

4.Welding:

  A.) Welded with mixed gas between argon and carbon dioxide. Argon content:80%.Carbon dioxide content:20%.
  B.) Welded by robotic welding machine .