crane hook maintenance Crane Hook Maintenance And Anti-Wear Methods The hook is one of the main parts of lifting machinery. Its material, manufacturing process, factory inspection quality and self-inspection level are directly related to the safety issues during [...]
classification of hook groups Use, Manufacture And Classification of Hook Groups There are many types of hooks. Generally speaking, they can be divided into forged hooks and laminated hooks according to different manufacturing methods; and they can be [...]
crane operating structure Crane Operating Structure The crane mainly includes lifting mechanism, operating mechanism, amplitude changing mechanism, rotating mechanism and metal structure. Lifting mechanism is the basic working mechanism of the crane, mostly composed of hanging system and [...]
crane pulley block The Importance of Pulleys And Blocks In A Crane In a crane, pulleys are mainly used to change the force direction of the wire rope. The pulley block composed of pulleys can achieve the purpose [...]
crack of cast steel pulley Causes and Solutions for Cracks in Cast Steel Pulley Production Cast steel pulley in the production process, each process and operation are very important, if the operation is not standardized, not in place, [...]
hot rolled pulley The Difference Between Rolled Pulley and Forged Pulley In daily industrial production, pulley as an important transmission component, its performance and stability directly affect the operating efficiency and safety of equipment. Do you know the [...]
cast steel pulley casting temperature Cast Steel Pulley Casting Temperature Selection and Precautions Cast steel pulley is generally made of ZG25Ⅱ, ZG35Ⅱ steel casting, characterized by high strength and impact toughness, corrosion resistance and wear resistance, with [...]
hot rolled pulley The Difference Between Hot Rolled Pulleys and Cast Steel Pulleys Hot-rolled pulleys and cast steel pulleys are two types of crane pulleys that are widely used and used in large quantities. So what is the [...]
crane sheaves maintenance How to Maintain the Crane Sheaves? As a common mechanical component, sheaves play an important role in various equipment. However, the normal operation of the sheave is inseparable from regular maintenance and precautions. Improper maintenance [...]
single rim crane wheel Differences Between Double Rim Crane Wheel and Single Rim Crane Wheel The wheel is mainly composed of a tread and a rim. The tread is used to support the weight of the crane [...]
| Size | Rail height(mm)A | Bottom Width(mm)B | Head Width(mm)C | Web Thickness(mm)t | Weight(kg/m) |
| QU70 | 120 | 120 | 70 | 28 | 52.8 |
| QU80 | 130 | 130 | 80 | 32 | 63.69 |
| QU100 | 150 | 150 | 100 | 38 | 88.96 |
| QU120 | 170 | 170 | 120 | 44 | 118.1 |