8t QTZ80(5512) New Condition Hongda Construction Tower Crane

1. new condition 8t constrction tower crane/hydraulic self erecting tower crane/hammed head topkit construction tower crane

2.. China-made high quality tower crane, China good tower crane manufacturers

3.. high efficiency, CE, ISO, GOST certificates

Description of 8t QTZ80 tower crane:

Raw material is the base of the product and the most important wayensuring the quality. We buy the raw material from steel factory like Baosteelor Wisco.

Electrical mechanism

 Use French Schneider contactor, broken phaseand phase sequence protection and protection for overload

Hoisting mechanism

Brake wheel use cast steel materials, surface quenching andexternal circular, control the beating degree strictly. We have balance test,each hoisting mechanism has the no-load, static load, dynamic load test to makesure the perfect work performance.

Derricking mechanism

Derricking mechanism with free maintenance planetary reducer andcone brake motor is compact and reasonable in structure, stable and powerful introlley, high endurance and low failure rate.

Slewing mechanism

Slewing motor use winding motor and hydraulic transmission,slewing is stable and powerful

 Safety protection

Weight limiters use the pull-ring structure, force moment adoptbow-board mechanical type which suitable for the bad wild environment, and alsoensure the limiter sensitive and reliable, avoid accidents because ofnonstandard operation.

 As a professional exporter,our target is to serve worldwide clients with high-quality  products, great-reliability, devoted responsibility,professional services and honorable credibility to meet customers’ requirements in all aspects.  We will supply you 24 hours a day and 7 days a week after-sale services.

If you want to know more about our products, pls contact us by email or phone. Also welcome consult us any question at your convenience, any inquiry or kind suggestions from you will be very appreciated.