The model and specification of tower crane are parameters.

The model and specifications of tower crane are as follows:

Extended data:

Numbering meaning of domestic tower crane

QTZ is the model code of domestic tower crane, which means jack-up tower crane. At present, the models of domestic tower cranes are mainly as follows:

1, QTZXX——XX is a number indicating the rated lifting torque (unit t m). For example, QTZ63 indicates a jack-up tower crane with a rated lifting torque of 63t·m?

2. qtzxxxx-xxxx is also a number, but it is different from the mode (1). For example, qtz50 15, where 50 means that the longest boom is 50m, and 15 means that the arm end load of 50m is 1.5t?

3. [English letters] XXXX- English letters represent tower crane manufacturers, and the letter "TC" is also very useful. TC is English tower crane, which has the same meaning as xxxx.

For example, C7027 stands for jack-up tower crane produced by Sichuan Construction Machinery Co., Ltd., 70 stands for the maximum arm length of 70m, and 27 stands for the arm end load of 2.7t What about TC65 15?

References:

Baidu encyclopedia-tower crane