70m boom Tower Crane company in construction industry

Crane company, 1.hydraulic, 2.Tower crane with max load 12T, 3. CE certificate of Tower crane, 4. Made of 345B steel - details see: https://www.machineto.com/70m-boom-tower-crane-company-in-construction-industry-10103450
Feature:Tower CraneCondition:NewApplication:Tall Buildings, Roads, BridgesRated Loading Capacity:12T
Rated Lifting Moment:2500KN*mMax. Lifting Load:12TMax. Lifting Height:200mSpan:70m
Place of Origin:Henan China (Mainland)Brand Name:UNIQUEModel Number:QTZ250Certification:CE, ISO
Warranty:12monthsAfter-sales Service Provided:Engineers available to service machinery overseasmodel:QTZ250-7030max load:12T
tip load:3.0tboom length:70mmax lifting height:200mslewing speed:0~0.7r/min
jack up speed:0.5m/minderricking speed:58m/min  
70m boom Tower Crane company in construction industry
contact supplier for 70m boom Tower Crane company in construction industry


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

  1. the chord of mast section: Angle steel 200×200×20/Q345B
  2. 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
  3. 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 speedm/min800~40

0~40

0~20
lifting loadt36

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 section2.0*2.0*3.0m
70m boom Tower Crane company in construction industry
Packaging Detail:standard export packing for crane company
Delivery Detail:30days after receiving down payment for crane company

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