Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of high-toughness u71mn gb crane rails in China, also supports customized service with low price. Please feel free to buy cheap high-toughness u71mn gb crane rails made in China here from our factory.
Product Introduction
Specifications: QU70 QU80 QU100 QU120
Applications: industrial plants, bridge cranes, gantry cranes, port gantry cranes, etc.
| Rail Type | SIZE(mm) | theoretical weight | |||||||||
| height | bottom width | head width | waist depth | ||||||||
| Crane rail | 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 | ||||||
As a key equipment for material handling, the stable and efficient operation of cranes is very important. As a key component of cranes, crane rails have the characteristics of wear resistance, impact resistance, high pressure bearing and high hardness.
As a common material for crane rails, the carbon and manganese content of U71Mn can effectively increase the toughness, strength and hardness of crane rails, and it has high yield strength, and it is not easy to deform even when subjected to the huge pressure of the crane. Impurity elements such as phosphorus and sulfur are strictly controlled at a low level to ensure the best performance of the rails.


Application fields
In industrial plants, bridge cranes frequently lift various raw materials and finished products. U71Mn rails can stably carry the weight of the crane, withstand the frequent rolling of wheels and the impact force during starting and braking, ensure the smooth operation of the crane, accurate positioning, and greatly improve production efficiency.

At port terminals, gantry cranes undertake heavy cargo loading and unloading tasks. Faced with harsh working environments and huge lifting loads, U71Mn rails show excellent wear resistance and fatigue resistance. Its high toughness effectively resists sea breeze erosion, humid environment and sudden impact during cargo lifting, reduces the maintenance frequency of the track, extends its service life and reduces operating costs.

Get More Information
GNEE RAIL is a steel foreign trade company specializing in the production of GB crane rails. It has more than 160 cooperative countries and more than 8,000 cooperative customers. Its products have received unanimous praise from customers at home and abroad. The R&D team continuously transforms and upgrades the production technology and strictly produces in accordance with GB standards.
If you are looking for a professional! Reliable! Crane rail supplier, GNEE will be your best choice. Please do not hesitate to contact us directly. Our professional team will give you the best service.



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