Tower Crane QTZ63
Main material of mast section is 135*135*10 square steel tube or 160*160*16 angle iron.
The dimension of mast section is 1833*1833*2500 (single angle iron structure), the material can select Q345B.
AC contactor, thermal protector adopt Schneider which is high quality product, stable and reliable in performance.
The mechanisms adopt the products of professional manufacturer, stable and reliable in operation.