1.The standard section select Φ 76*4.5 seamless steel pipe,after boring through a dedicated CNC machine cut,welded precision higher than
the national standard.
|2. M16*85 high strength bolts|
|3. Rack material is LG60, to ensure the rack quality superior than counterparts. |
|4.Welded by seamless steel tube, steel angle, steel tube, equipped with the disconnectable rack on both sides.|
The main chord of the mast use 76*6,Q345B material
high frequency welded pipe which has high strength
good wear resistance and high linear.
The level support of the mast use Q345B steel
plate stamping & bending process, so that the rack
bearing is more strength, and the straightness is better
and also the performance and service life is better.
SYM has more than 20 years tower crane experience.
SYM will supply you best professional advice. 24 hours
customer service give you quickly feedback.