Detailed Product Description
1. Topkit tower crane : Jib lenght (30-80M); Max under hook hight(141-
280M); Max load (6-64T)
2. Topless tower crane: Jib lenght(30-80M);Max under hook hight(141-
280M); Max load (6-20T)
3. luffing jib tower crane:Jib lenght(30-50M);Max under hook hight
(103.5-128.34) Max load(8-16T)
Sand-blasted before painting
CE; ISO9000:2000 and SGS certification
USED FOR: QTZ80, T5020,T6018,F0/23B,T6015,H25/14
L44A1 1.6m*1.6m*3m angle iron 160mm*160mm*16mm
L46A1 1.6m*1.6m*3m angle iron 180mm*180mm*18mm
L68A1 2m*2m*3m angle iron 200mm*200mm*20mm
L68B1 2m*2m*3m angle iron 200mm*200mm*20mm
L68B2 2m*2m*3m angle iron 200mm*200mm*20mm
Connection: pin shaft(35Cr)
Good Quality: Gotten certification of ISO9000:2000 & SGS & GOST.
Best price: Best offer with suitable payment terms.
Good Saled Service: Tow technicists provided to assistant
installment,ect.( Buyer beared the fee).
Delivery on Time: Report order progress. Make sure Delivery on time.
Warranty: Provide a warranty of 12 months(Steel wire rope not
included)from the bill date(arrival of destination).
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
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
( 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
( 6 ) Electrical apparatus system : The main contactor is from
Schneider or Siemens. The operating system is a high-quality product (
Schneider 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
( 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 : 3 meters in length , strengthened bolted with
10.9 grade high-strength bolt . each mast section with 12 bolts .(
common manufacturers adopts 8.8 grade).