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Tower crane QTZ40/QTZ50
1. Super-long jib arm (42/47/48/50m), large covering surface.
2. Mast section is large (1500x1500), well rigidity. The machine keeps stable withlittle oscillation when lifting.
3. Material for main limb of mast section is large(<140x140x12, <160x160x12).
4. Electric apparatus adopt components of high quality or imported. The capacity is stableand trustworthy.
5. Main parts such as standard section, toggle arm and toggle arm adopt CO2 gas. Shielded arcwelding, little deformation and the standard sections are changeable.
6. The performance of speed regulation of lifting frame is well. Raising and descendingstably and without impact force.
7. Turning gear adopts winding motor or two-speed turning. Operating smoothly and perchingquickly and conveniently with high efficiency.
Tower Crane (QTZ40/50) max load 4t--nicolemiao@crane2.com
