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SK200 SK210 Long Reach Boom and Arm for Excavators

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SK200 SK210 Long Reach Boom and Arm for Excavators

Name: SK200 SK210 Long Reach Boom and Arm for Excavators
Brand: SK200/SK210/SK250
Price: 1 USD

Quality SK200 SK210 Long Reach Boom and Arm for Excavators for sale

Place of Origin : Guangdong, China

Brand Name : SK200/SK210/SK250

Model Number : SK200/SK210/SK250 long reach boom

Certification : ISO9001:2008 and CE

MOQ : 1

Material : Q345B&Q690D

Surface finish : Sand-blasted and painted

Boom length : 10000mm

Arm length : 8000mm

Bucket capacity : 0.4m3

Boom material : Q345B steel

Heavy duty material : Q690D steel

Bucket cylinder : One unit

Pins quantity : 8 units

H linkage : One set

High pressure hoses : 4 units

Steel tube : 4 units

Boom cylinder : Use original cylinders

Arm cylinder : Use original cylinder

Welding gas mix : 80% argon, 20% CO2

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Product Description

Excavator long reach boom and arm

Long reach are widely used for dredging rivers,port construction ,railway construction and

groundwork construction ,with high extensive operation scope,high efficiency and high security .

l ^{Specifications and Standard Supply}

Long boom	One unit	Long arm	One unit
Bucket cylinder	One unit	Standard bucket	One unit
pins	8 units	“H” linkage	One set
High pressure hoses	4 units	Steel tube	4 units
Boom cylinder	Use original cylinders	Arm cylinder	Use original cylinder

l ^{Working dimensions :}

l ^Features:

1.Material:

A.)All Q345B Steel plates for standard long reach boom.

B.)Heavy duty long reach boom and arm :The top and bottom use Q690D high strength steel plates,Other use Q340B steel plates.

Q345B steel same as S355 steel in Europe.

Q690D steel same as S690QL steel in Europe.

2.Internal view(spaced by vertical and horizontal reinforcement plate at regular interval)

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

4.Strong Welding:

A,)Multi-layer welding for the main stressed area.

B. )Welded with mixed gas between argon and carbon dioxide. Argon content:80%.Carbon dioxide content:20%.

C. )all of big welding lines by the auto-welding machine.

5.Pins:

All of our pins are hardened (to enhance hardness), tempereded(to enhance toughness) and grinded .So our pins costing is very high and we never had problem with our pins.

6.Bushing :

Coppery bushing are fitted inside the boom cylinder and boom-arm conjunction pinhole, so the pins won’t get deformed with the wear over long time.

7.Loading pictures :

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SK200 SK210 Long Reach Boom and Arm for Excavators

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