splined sleeve, tower crane spare part

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)

MAST SECTION

Sand-blasted before painting

CE; ISO9000:2000 and SGS certification

GOOD PAINTING

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).

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

tegrated 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 : 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).