Prix FOB
Obtenir le dernier prix1 ~ 2300 USD / Piece ( Negotiable )
|1 Piece Minimum Order
Pays:
China
N ° de modèle:
8K4127
Prix FOB:
1 ~ 2300 USD / Piece ( Negotiable ) Obtenir le dernier prix
Localité:
China
Prix de commande minimale:
1 per Piece
Commande minimale:
1 Piece
Packaging Detail:
Wooden case or as your request
Heure de livraison:
about 30 days, please consult us for confirmation
Capacité de Fournir:
2000 Piece per Month
Payment Type:
Other, PayPal, Money Gram, Western Union, D/P, D/A, L/C, T/T
Groupe de produits :
-
Personne àcontacter Tong
Luoyang, Henan
Product
Description​
Slewing bearing is a large bearing with special configuration,
which can endure biggest multiply load, such as axial&radial
load, overturning moment, etc.
Slewing Ring Structure
Slewing ring is composed of outer ring (teeth or non-teeth),rolling
element(steel ball, cylindrical roller, tapered roller), cage,
inner ring(teeth or non-teeth) and seals (the one with sealed
structure).
Normally we have structure for slewing bearings as below:
Single-row four point contact ball slewing bearings
Single Row Cross Roller Slewing Ring BearingsÂ
Double-row ball slewing bearingsÂ
Three-row Roller Slewing Ring Bearings
Accept custom making according to drawing or requirment.
Slewing Bearing Function
Slewing bearing itself is featured in compact structure, convenient
lead to slew, easy for installation&maintenance, which is
widely used as slewing set in the fields of heavy machine, slewing
platform in the steelworks, excavator grab, material
taking&stacking set, material traveler, harbor machine, missile
lauching cage,CT set, etc.
Materials for Slewing Bearing
1) Rings: Bearing steel,*0Mn and *2CrMo are usually used.
2) Rolling element: It is made of chrome steel GCr*5 or
GCr*5SiMn.
3) Seal: It is usually made of NBR,iron,felt,or other thing which
meet the capability.
4) Hardness: Normalizing hardness of the rings is **7HB***1HB,
quench & temper hardness is **9HB***9HB, hardness of the
raceway after quenching is *5HRC**2HRC.
Slewing Bearing TransportationÂ
Delivery: Â Stock product in 7 days
      Standard product in *0
days
      Custom product in ****0
days
Package: Wooden case or as your request.
Accept custom making according to drawing or requirment.
Slewing Bearings Main
Applications
Slewing Bearings for Excavator
LDB supplies the slewing rings to a wide range of the excavators, a
good replacement of excavator slewing ring bearings used on
Komatsu, Hitachi, Kobelco, Caterpillar, Hyundai and so on, we can
supply according to the most of the machine number, and a lot of
slewing rings are in stock for the quick delivery.
Slewing Bearings for Cranes
Because of the light structure of the crane, slewing ring bearing
is an essential and strategic part. Our slewing rings are widely
used in kinds of cranes, such as tower cranes, ship deck cranes,
mobile cranes, railway cranes and so on.
Slewing Bearings for ship & offshore
Because of the special condition for the slewing rings used for the
offshore, we have special strong design on the sealing system and
the surface protection. Our specific design satisfy the main
manufacturers of the on board and harbour cranes, winches, davits
and rubber tired gantry cranes as well as propellers.
All our slewing bearings follows the international certification
standards.
Slewing Bearings for Wind Turbines
Wind Turbines Slewing ring bearings can be classified into three
types: the yaw bearing, pitch or blade bearing, driving system
bearing (spindle bearings and gearbox bearing).
The yaw bearings install into the joint between tower and cabin,
the pitch bearing installed into the joint between the blades and
hubs. Each wind turbine has a set of yaw bearing and three sets of
pitch bearing.
Structure of Yaw and Pitch Bearing
Generally, the structure of yaw and pitch bearings is single row
ball slewing ring four-point contact bearing and double row ball
slewing ring four-point contact bearing. and both these two types
can be further divided into bearings without gears, bearings with
internal gears ,bearings with outer gears according to gear
position .Â
Fastening Bolts for Slewing BearingsÂ
LDB can supply the fastening bolts for the slewing ring bearings
for mounting. We can produce as customer requirements. Normally the
bolts can use the same material as the slewing ring bearings, or
also can use others as requires. And we can produce the match
pinion of slewing rings according to the spec if customers purchase
pinion together with slewing bearings.
Our
Service
Professional exporting handling
Professional bearings knowledge
Custom service
OEM service
Stock service
Kinds of payment terms
Technical Supports
Warranty
Any shipping method
If you have any question about our products and technical details,
please feel free to contact me!
Contact
Info:
Tong Yongzhong (Tony) Â Manager DirectorÂ
LUOYANG LONGDA BEARING CO.,LTD.Â
sales#ldb-bearing.comÂ
Â
| Pays: | China |
| N ° de modèle: | 8K4127 |
| Prix FOB: | 1 ~ 2300 / Piece ( Negotiable ) Obtenir le dernier prix |
| Localité: | China |
| Prix de commande minimale: | 1 per Piece |
| Commande minimale: | 1 Piece |
| Packaging Detail: | Wooden case or as your request |
| Heure de livraison: | about 30 days, please consult us for confirmation |
| Capacité de Fournir: | 2000 Piece per Month |
| Payment Type: | Other, PayPal, Money Gram, Western Union, D/P, D/A, L/C, T/T |
| Groupe de produits : | - |
