IronAxis

IronAxis Industrial Supply

IronAxis is a U.S.-based B2B supplier of industrial equipment, instruments, machinery, food processing systems and new energy solutions for manufacturers, labs and engineering companies.

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Kobelco SK220 Mini Excavator Boom Arm Durable Q345B Q460D Material – Structural Component Supplier

Kaiping Zhonghe Machinery Manufacturing Co.,LTD

New OEM Quality Extended Arm Long Excavator Long Reach Boom and Stick Arm for different size Excavator CE-approved custom size 30-36T excavator long reach boom for Hitachi/Doosan/Cat/SanyZHONGHE LONG ...

Conveyors & Material Handling Kaiping Zhonghe Machinery Manufacturing Co.,LTD 16 Jan 2026 ( )

Get Your Quote Now : US$ 6000-10000/Set

New OEM Quality Extended Arm Long Excavator Long Reach Boom and Stick Arm for different size Excavator CE-approved custom size 30-36T excavator long reach boom for Hitachi/Doosan/Cat/Sany



ZHONGHE LONG REACH BOOM IS manufactured in the highest strength steel to ensure the highest quality consistent with the lowest weight possible.

Applications: light or heavy duty work on waterway maintenance to heavy-duty production work in sand and gravel extraction

Excavator TonTotal Length(mm)(A)Boom(mm)(B)Arm(mm)Maximum Digging Radius(mm)Maximum Digging Depth(mm)Maximum Unloading Height(mm)Maximum Digging Height(mm)Bucket Volume(cbm)Cylinder(ton)
11-15T1300072505750112009000755093500.15-0.312T
20-25T1540082207180145001130010400126000.4-0.612T
20-30T18000100008000173001300017200140000.4-0.712T
35-40T20000110009000192001490012900152000.6-1.212T
40-45T220001200010000213001600014000170000.5-120T
40-50T240001300011000230001790015200181000.5-1.120T

Advantage:

1. The conventional material is Q345, and the enhanced version is Q460. The plate is thin, high in strength, light in weight, and reduces the load of the excavator. 2. The bushing in the boom seat cover is made of copper (with self-lubricating carbon powder inside). 3. The oil pipes are all made of high-precision cold-drawn seamless steel pipes, which have undergone pickling and phosphating treatment, with good material and high strength. 4. All the long arms are integrally bored after welding to ensure the concentricity between the pins and the quality.


Packing & Delivery
1. We pack the bucket by standard export wooden pallet and standard export wooden case which are Seaworthy, steel pallet
2. Fast delivery time: 5-7days for small quantity, 15-30days for container quantity.
3. We have a team specialized into packing and loading container



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