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Crane Chain G80 - Industrial Grade Manganese Steel Lifting Chain by China Suppliers & Factory
⚙️ Working Principle
The working principle of the lifting chain is to drive the chain to rotate through an electric motor, causing the hook to move up and down. Specifically, the hook is connected to the motor through a chain. When the motor starts running, the chain begins to rotate, and the hook rises or falls accordingly, thereby achieving the lifting or lowering of goods.
🔩Components and functions of lifting chains
A lifting chain is usually composed of an electric motor, a chain, and a hook. The electric motor provides power, the chain is responsible for transmitting power, and the hook is used for hanging and lifting goods. These components work together to ensure that the lifting chain can efficiently and safely complete the lifting operation.
🏗️ Scope of Use
The main uses of lifting chains include lifting heavy objects, towing, and bundling. As an accessory for electric hoists, chain hoists, group hoists, etc., lifting chains are commonly used to lift heavy objects. In addition, lifting chains can also be used for traction and bundling, with specific application scenarios as follows:
🔼Purpose of Lifting: The lifting chain plays a crucial role in cranes and is an essential lifting device. By adjusting the length of the chain, it is possible to adapt to lifting requirements at different heights, thereby improving work efficiency and expanding the scope of work.
🚜Traction Purpose: The lifting chain can be used to pull heavy objects, especially when moving or dragging heavy objects, the lifting chain can provide sufficient tension and stability.
🔗Binding Purpose: In some cases, lifting chains can also be used to bind heavy objects, ensuring their stability and safety during transportation or storage.
In addition, the grade and material of the lifting chain have a significant impact on its performance. For example, lifting chains of grades 80 and 100 are refined through complex processes such as polishing, blackening, dipping, electroplating, and spraying and have high strength and corrosion resistance, making them suitable for various working environments.
📋 Product Attributes
Product Name: Crane Chain
Material: 20Mh2 Manganese Steel
Scope of Application: Crane Rigging
Surface Treatment: Rolling Light
Raw Material: G80 Manganese Steel
Heat Treatment: High Temperature Quenching & Tempering
Load Capacity: Less prone to wear and tears with higher load-bearing capacity
Applicable Industries: Metallurgical, Construction & Building Materials
Product Features: Smooth surface, stable structure, diverse specifications
Applicable Scenarios: Metallurgical / Port Terminals / Factory Operations / Construction Projects
🔍 Product Details
🛡️ Surface Treatment
Smooth welding joint, various specifications after quenching treatment, long service life.
🔧 Welding Technology
Adopting full welding, complicated process flow, and small size error.
✅ Quality Assurance
Forged with manganese steel material, it has good toughness, low ductility, and is not easily deformed under stress.
🎯 According to Customer Request
Abundant inventory, diverse specifications, widely used standard materials, supporting customized matching.

❓ Frequently Asked Questions
Q What is the working principle of a lifting chain?
A lifting chain works by using an electric motor to drive the chain in rotation. The hook connected to the chain rises or falls as the motor operates, allowing goods to be lifted or lowered efficiently and safely.
Q What materials are used to manufacture the crane chain?
The crane chain is made from G80 manganese steel (20Mh2), which provides excellent toughness, high load-bearing capacity, and resistance to wear and deformation under stress.
Q What industries and scenarios is the lifting chain suitable for?
The lifting chain is widely used in metallurgical and construction industries, port terminals, factory operations, and construction projects. It is suitable for lifting, towing, and binding heavy objects in various working environments.
Q What surface treatment does the crane chain undergo?
The crane chain undergoes rolling light surface treatment, along with multiple heat treatments including high-temperature quenching and tempering. Grade 80 and 100 chains are also processed through polishing, blackening, dipping, electroplating, and spraying for enhanced corrosion resistance.
Q Can the crane chain be customized according to specific requirements?
Yes. The crane chain is available in diverse specifications with abundant inventory. It supports customized matching based on customer requests, making it adaptable to a wide range of lifting and rigging applications.
Q What are the key advantages of the G80 manganese steel lifting chain?
The G80 manganese steel lifting chain offers high strength, excellent toughness, low ductility, and superior wear resistance. Its smooth surface and stable structure ensure a long service life, while its small size error from full-welding technology guarantees reliable performance under heavy loads.


