70m boom Tower Crane company in construction industry
Feature:Tower Crane | Condition:New | Application:Tall Buildings, Roads, Bridges | Rated Loading Capacity:12T |
Rated Lifting Moment:2500KN*m | Max. Lifting Load:12T | Max. Lifting Height:200m | Span:70m |
Place of Origin:Henan China (Mainland) | Brand Name:UNIQUE | Model Number:QTZ250 | Certification:CE, ISO |
Warranty:12months | After-sales Service Provided:Engineers available to service machinery overseas | model:QTZ250-7030 | max load:12T |
tip load:3.0t | boom length:70m | max lifting height:200m | slewing speed:0~0.7r/min |
jack up speed:0.5m/min | derricking speed:58m/min |
Main components of Tower Crane Company
The electric control system and safe device of Tower Crane Company
Safety devices are integral sensitive and reliable.The moment limiter,weight limiter,lifting height limiter,trolley limiter and rotary be equipped, double safe device could guarantee the work is safe and reliable.
Main Material of Crane Tower
- the chord of mast section: Angle steel 200×200×20/Q345B
- the upper chord of jib: Round steelφ100/Q345B,Round steel φ75/Q345B,Round steel φ65/Q345B the lower chord:2∠125×12/Q345B buckle square steel,2∠100×10/Q345B buckle square steel,2∠90×10/Q345B buckle square steel 2∠80×8/Q345B buckle square steel,2∠70×7/Q345B buckle square steel
- the chord of counter jib: I- style Iron 45B×152×13.5/Q235B
Technical parameter of Tower Crane Company
Name | Unit | Parameter | |||||
Rated lifting moment | KN.m | 2500 | |||||
The max lifting load | t | 12 | |||||
Height | m | 112m | |||||
working radius | m | 3.1~70/65/60/55/50/45/40 | |||||
the load at the max working radius | t | 3 | |||||
lifting height | m | Ropes | Fixed | Attached | |||
2 | 45 | 150 | |||||
4 | 45 | 75 | |||||
lifting performance | rope | 2 | 4 | ||||
lifting speed | m/min | 80 | 0~40 | 0~40 | 0~20 | ||
lifting load | t | 3 | 6 | 6 | 12 | ||
slewing speed | r/min | 0~0.7 | |||||
derricking speed | m/min | 0~63 | |||||
climbing speed | m/min | 0.46 | |||||
mast dimension | m | 2×2 | |||||
counter weight | t | 22.5 | |||||
working temperature | °C | -20~+40 | |||||
the whole power | kW | 75.5(no climbing motor) | |||||
The whole dead weight | t | 77.55 |
Mast section | 2.0*2.0*3.0m |
Packaging Detail:standard export packing for crane company |
Delivery Detail:30days after receiving down payment for crane company |