F1515C Tower Crane Lease Rent Hire

F1515C Tower Crane Lease Rent Hire

Series , Luffing jib Crane, Topkit tower crane, Hammer head tower crane, Topless tower crane, Flat top tower crane,

Model,

Jib length,   m

Max load,   Ton

Tip load,    Ton

Type, Stationary , Inter climbing ,Travelling,

And other Famous brand, Model ,  Depend on the brand , Model Ability , Year , Height and etc u want.

We have large units store.  From 6Ton to 20Ton. Store and Service all over the world.

Mean time , We supply all the Spare Parts U may need as follow,

Masts Section ,  Anchor Frame, Collar ,Tie , Fixing angle , Cabin, Hoist mech. Trolley mech. Luffing Mech. Slewing Mech. Pulley and etc.

F1515C Tower Crane Lease Rent Hire

Tower Crane Knowledge sharing：

Operation technology of standard section bolt connection of tower crane and matters needing attention in inspection

First, after the initial installation of the tower crane should be operated for 2 shifts, the fastening condition of all the connecting bolts should be checked once, and the next half month or so, and the key inspection of the bolts at the above parts should be conducted after the tower is lifted. During the inspection, the position of the tower arm should also be rotated. The bolts to be checked are directly below the position of the balance arm, so that it is credible and effective to check whether the bolts are tightened.

F1515C Tower Crane Lease Rent Hire

Second, the tower crane work, a set of connection when the same joint pre-tightening force is too large, the deputy of axial force of bolt connection can vary widely, big bolt pretightening under heavy load for a long time, easy to produce fatigue fracture, were also found in the actual examination eight foundation bolt of a fracture, belong to this phenomenon.

F1515C Tower Crane Lease Rent Hire

Pay attention to the consistency of pre-tightening torque in installation, while in field operation, due to the different strength of workers, it is very likely that the pre-tightening torque of the four column bolts is different, the use of torque wrench can be well controlled, to say the least, should also be checked and adjusted by experienced foreman fastening together.

Thirdly, all the connecting bolts of the tower body shall be inspected, rusted and lubricated in detail during the transfer of the tower crane, and any abnormity such as crack, wear, severe corrosion, overall or local plastic deformation shall be replaced. It is recommended that it should not be used more than twice to avoid fatigue damage.

F1515C Tower Crane Lease Rent Hire

This requirement, existing tower crane probably majority did not achieve. If discover when be short of, be short of, unfavorable and proper processing is made, because building unit is opposite, the processing quality of high-strength bolt, material is not easy to control, appropriate buys to former tower crane manufacturing factory had better, high-strength bolt should manufacturer mark, grade mark.

USED LIEBHERR TOWER CRANE

USED TEREX TOWER CRANE

USED SYM TOWER CRANE

USED SCM TOWER CRANE

USED YONGMAO TOWER CRANE

USED COMEDIL TOWER CRANE