Note: This standard section price includes 12 bolts, if you do not need bolts please contact customer service to change the price.
Standard sections play an important role in mechanical equipment, such as cranes, tower cranes, tower cranes and lifts. The qualified standard section can not only improve the stability of these tower cranes, but also improve the safety performance and work efficiency of towers and tower cranes, and even achieve twice the result with half the effort.
What matters should be paid attention to in the standard excerpt of tower crane
1, there is no formal anti-counterfeiting label, there is no formal manufacturer's anti-counterfeiting mark. If not, it is relatively poor quality, unreliable quality, no durability, so don't be cheap, durability is the hard truth.
2, make the tower crane standard section more smooth. In general, this is more excellent, in all aspects such as processing, such tower crane standard precision can not be different.
3. Whether the grip is good, whether each connection is flexible and whether it is lubricated. If there is rust or the connecting points are relatively slow, it is best not to buy, and the inventory of the standard section is generally more, and the lack of maintenance and maintenance, so the standard section should pay attention to observation.
The standard section is generally connected by high-strength bolts using the national standard structure, and the standard section is welded from the four seamless motor tubes and the main branches of the triangular steel frame. The cross-section is 0.65x0.6 and its height is 1.508 meters. The two sides of the four main limbs of the standard section are designed as convex and concave structures for positioning. Normally, the normal standard segment is 450-500kg. The height of the standard section of the tower crane is 2.2 meters, 2.5 meters, 2.8 meters, 3 meters four specifications. Tower crane standard section can be divided into Angle steel standard section (Q235B, Q345B), square pipe standard section (135*10, 135*12), buckle standard section (125 *12).