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Gantry Crane (Truss girder)
Description
Truss girder gantry crane welded by steel bars is used to handle objects with light weight
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1. Application range of gantry crane (Truss girder)
Truss girder gantry crane welded by steel bars is used to handle objects with light weight. It demands a careful and high-level welding technology.
Truss girder gantry crane made by ZZHZ is used in underground project of passing through the Yellow river---the middle of water carrier project from Danjiang Kou, China to Beijing, China.
2. Main features and advantages of gantry crane (Truss girder)
● Main girder is welded by steel bars with light weight, low cost.
● high wind resistance
● Many safety devices such as overload limiter, over-height limiter and overspeed switch are added to ensure products’ safe operation.
● ZZHZ can design gantry cranes with different specifications to meet different customers’ requirements.

3. Main technical parameters of gantry crane (Truss girder)

Product Model MGh35 MGh120
Lifting capacity(t) 35 120
Span(m) 23 35
Net height(m) Above ground 10 16.5
Net height(m) Below ground level 40 13.5
Cantilever length(m) 3 no
Crane travelling speed(m/min) 20 0-15
Trolley moving speed(m/min) 20 0-8
Trolley lifting speed(m/min) 10 2.5
Power(kw) 112 110