22meters Komatsu PC350/PC400/PC450 Excavator Long Reach Boom for Sale

22Meters KOMATSU PC350/PC400/PC450 Excavator Long Reach Boom for sale

Excavator long reach boom and arm

(1)Specifications and Standard Supply:

Long boomOne unitLong armOne unitBucket cylinderOne unitStandard bucketOne unitpins8 units"H"linkageOne setHigh pressure hoses4 unitsSteel tube4 unitsBoom cylinder Use original cylindersArm cylinderUse original cylinder

(2)Working Dimension:

ModelLDB120LDB200LDB220LDB200LDB300LDB350LDB400LDB450Total length
(mm)1300015380153801800018000200002200024000Weight
(kg)30004000420049005200600065007000BMax dig depth
(mm)900011340113701300013000150001650018000AMax extensive
Scope (mm)1250015100151001750017600196002160023600CMax dig height
(mm)1130012510126101372013720149201610017300DFolding height
(mm)29002980304032103210321034003400Bucket volume
(m3)0.30.40.40.40.40.50.60.6Excavator
Tonnage(ton)10-1620-2222-2520-2530354045(3)Features:

1.Material :

A.)All Q345B Steel for standard long reach boom.
B.)Heavy duty long reach and excavator tonnage above 40ton :The top and bottom use Q690D steel,Other use Q340B steel.
Q345B steel same as S355 steel in Europe.
Q690D steel same as S690QL steel in Europe.2.Internal view(spaced by vertical and horizontal reinforcementplate at regular interval)
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 .