China Popular Convenient Installation Cross Roller Slewing Bearing

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China Popular Convenient Installation Cross Roller Slewing Bearing is a high quality  crossed roller slewing bearing made in china.It is widely used in hoisting, transportation, engineering machinery and military products.

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Slewing bearings are called "joints of machines" in industrial production. Slewing bearings are widely used in various fields including truck cranes, railway cranes, port cranes, etc. It is a truck cranes Crossed roller slewing bearing,a railway cranes Crossed roller slewing bearing and port cranes Crossed roller slewing bearing. The following briefly introduces the requirements of slewing bearing mounting bolts:

1.The size of bolts used for slewing bearings should meet the requirements of GB / T5782-2000 and GB / T5783-2000, and its strength level should not be lower than the level of 8.8 specified in GB / T3098.1-2000, and the appropriate one should be selected according to the bearing force. The product is a high requirement bolts Crossed roller slewing bearing.

2. The size of the nut should meet the requirements of GB / T6170-2000 and GB / T6175-2000, and its mechanical properties should meet the requirements of GB / T3098.2-2000.

3. The tightening method of bolts should be in accordance with the relevant provisions of the host, and a certain pre-tightening force should be guaranteed. Unless otherwise specified, the general pre-tightening force is 0.7 times the bolt limit. When tightening, lightly grease the threads. Pre-tightening torque or pre-tightening force.

Crossed roller slewing bearing

Crossed roller slewing bearing, is composed of two seat, compact structure, light weight, high accuracy of manufacture, assembly, small gap of installation accuracy requirement is high, the roller of 1:1 cross arranged, can bear axial force at the same time, the overturning moment and large radial force, is widely used in hoisting, transportation, engineering machinery and military products.There are three types of products:No teeth(110),Outer teeth(111,112) and Inner teeth(113,114). In a word,it is a high quality Crossed roller slewing bearing made in china.

railway cranes Crossed roller slewing bearing

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