Machinery Construction Tower Crane Spare Parts Cabin Chair

Original crane parts 
Over 10 years professional experience, special engineer in charge of quality and model 
Goods in stock

 We have kinds of chairs for tower crane space cabin

backrest, armrest foldable

backrest,armrest unfoldable

backrest foldable, armrest unfoldable

backrest unfoldable, armrest foldable

Specifications :

The products are according to the followlng technical parameters .

Raw material control:

1.The steel material selected 100 % comes from our natlonal large-scale

steel corporations .

2.The critical materials that steel,welding material etc are all examed

by chemical detection , then They are allowed into workshop for batch

production.

3.Strictly conforms to drawing requirements, we make the products with

16 Manganese,40 Chromium and 45#steel etc .

4,Every parts of our products that pins ,axles,sleeves etc are strictly

obey quenching and tempering procedures .

5,Every parts of our products strictly conforms to the procedure

requirements : mill ,plane, polish, press ,test etc in turn.

 6,As for have finished products ,we perform the requirements of the

ISO9001 Quality System and national standard strictly.


 

General introduction of tower crane main mechanisms .

( 1 ) Main raw material of tower crane's body and tower-cap are 16

Manganese,Q345B Steels , which are selected from heavy wall seamless

steel pipe manufactured by Ansteel Steel Group.

( 2 ) Hoisting mechanism " Jiuhe " and " Yibin " brand are provided by

national-level manufacturer. To adopt eddy current brake,four-speed

winding hoist.

( 3 ) Slewing bearing : appointed corporation of Fangyuan Slewing

Bearing Factory .

( 4 ) Slewing mechanism : equipped with four-speed winding motor and "

Shengjian " brand, the quality is the same with exporting supplier "

( 5 ) Luffing mechanism is double-speed cone rotor motor, so It's

needn't refill gear lubricant or maintenance , and double-planetary

reducer.

( 6 ) Electrical apparatus system : The main contactor is from

Siemens. The operating system is a high-quality product (

integrated pellet ) ,which provided by Sanmen Sangang ,and is

durable in use.

( 7 ) Welding : welding is carbon-dioxide shielded and automatic

submerged arc welding. Feature: advanced technology,strong

connectivity.

( 8 ) Driver cab : With arc space capsule , toughened glass , wide

field of vision , clear and safe ,auto wiper, air conditioner.

( 9 ) Basic mast section : square strengthened steel, repeatedly

applicable, convenient in tower crane displacement. But lower in cost.