sale construction hoist construction

sale Construction Hoist construction

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.

Product picture:

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 " Shengjian " and " Jiangte " brand are provided by national-level manufacturer. To adopt eddy current brake,four-speed winding hoist.

( 3 ) Slewing bearing : appointed corporation of Xugong 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.

( 10 ) Mast section : 2.5 2.8 3 4.18 6meters in length , strengthened bolted with 10.9 grade high-strength bolt . each mast section with 12 bolts .(common manufacturers adopts 8.8 grade).