What kind of materials are used for the classification of crane pulleys
For cranes with heavy or above work type, the pulley adopts cast steel ZG25 or ZG35 manufacturing. The pulley for the large diameter (D > 800mm) can be welded with carbon steel Q235 - A.
For light and medium duty types of cranes, the pulley adopts grey cast iron ht15-33 or spheroidal cast steel qt-10 manufacturing.
Feature: the pulley to use on the crane's hoisting mechanism, plays an important role, and effort, and support the role of, and have the support and guide for the wire rope.
