Product Description
ASTM standard g70 chain with superior quality:
Size: 1/4–1/2
Material: Alloy steel, high tensile, heat treated.
Surface treatment: Galvanized, Black painted, Self color, Polishing, Powder coated
Color: Self color, Red , grey, green, as to your request
Application: Ship, iron and steel industry, petroleum chemical industry, coal mine
Technical Specification( ASTM G70 CHAIN):
| Nominal Size | Actual Bar Size | Inside Length | Inside Width | Weight per 100Feet | Working Load | Test load | Breaking load | |||
| in | in | m/m | in | in | Lb | Kg | Lb | Kg | Lb | Lb |
| 1/4 | 0.281 | 7.1 | 0.86 | 0.45 | 84 | 38 | 3150 | 1430 | 6300 | 12600 |
| 5/16 | 0.343 | 8.7 | 1.01 | 0.46 | 111 | 51 | 4700 | 2130 | 9400 | 18800 |
| 3/8 | 0.394 | 10 | 1.1 | 0.55 | 150 | 68 | 6600 | 2990 | 13200 | 26400 |
| 7/16 | 0.468 | 11.9 | 1.29 | 0.67 | 212 | 97 | 8750 | 3970 | 17500 | 35000 |
| 1/2 | 0.521 | 13 | 1.55 | 0.72 | 238 | 108 | 11300 | 5130 | 22600 | 45200 |
MATERIAL
Alloy steel, high tensile, heat treated.
LIGHT WEIGHT
exquisite design, convenient use and safety testing.
PPLICATION
Ship, iron and steel industry, petroleum chemical industry, coal mine.
FAMOUS CERTIFICATION
Can apply for the certification of CCS, LR, DNV and other CHINAMFG classification societies.
SELF COLOR
Red , grey, green, as to your request
Founded in 1998, HangZhou CHINAMFG Co., Ltd., formerly known as Xihu (West Lake) Dis. Chain Factory, is located in Xihu (West Lake) Dis. Country of ZheJiang Province known as “The Gem ity of China”, and specializes in producing and marketing chain and rigging related products at home and abroad.Our company has independent import and export operating rights, and can handle the certifications of CCS, LR, DNV and other famous classification societies for products. Our products are sold to dozens of countries such as Europe, America and Middle East as well as more than 10 provincial and municipal regions in China, and are widely applied to the fields of ships, steel, petrochemical industry, coal mine, etc.In the principle of “Quality-honoring & Promise-keeping”, our company meets the requirements of all the customers through service innovation, changes the original production state through technical innovation, improves the product quality through process innovation, and continuously goes to standardization, elaboration, process and scientification through the business thought of constant innovation.Absolute CHINAMFG will move a heart of stone. Our company is willing to cooperate with domestic and foreign new/old customers in utmost sincerity, to create a common future!
Packaging & Delivery
Packing details:
Bulk packing
Packed in wooden cases
Packed in Iron drum, then in pallets
According to your requirements
Delivery Detail: Usually 30 days after receiving your irrevocable L/C or advance payment.
| Usage: | Drag Chain, Lifting Chain |
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| Material: | Alloy |
| Surface Treatment: | Polishing |
| Samples: |
US$ 1/Meter
1 Meter(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What are the benefits of using a heat-resistant drive chain?
Using a heat-resistant drive chain offers several advantages in applications where high temperatures are present. Here is a detailed explanation:
A heat-resistant drive chain is specifically designed to withstand elevated temperatures without compromising its performance. The benefits of using such a chain include:
- Enhanced Temperature Resistance: Heat-resistant drive chains are engineered to withstand high operating temperatures, typically ranging from several hundred degrees Celsius to over a thousand degrees Celsius. They are constructed using materials that can withstand thermal expansion, resist deformation, and maintain their mechanical properties at elevated temperatures.
- Reliable Power Transmission: Heat-resistant drive chains provide reliable power transmission even in high-temperature environments. They maintain their integrity, strength, and dimensional stability, ensuring consistent and efficient power transfer from the driver to the driven machinery or equipment.
- Reduced Downtime: The ability of a heat-resistant chain to withstand high temperatures reduces the risk of chain failure or premature wear. This results in reduced downtime for maintenance, replacement, and repair, leading to improved productivity and cost savings.
- Extended Service Life: Heat-resistant drive chains are designed to have a prolonged service life even in hot and demanding environments. They exhibit excellent wear resistance, minimizing chain elongation and reducing the need for frequent replacements. This extends the chain’s lifespan and reduces overall maintenance costs.
- Resistance to Corrosion and Oxidation: Heat-resistant chains are often manufactured using materials that exhibit good resistance to corrosion and oxidation at high temperatures. This prevents the formation of rust, scale, or other detrimental surface deposits, ensuring the chain’s optimal performance and longevity.
- Compatibility with Lubricants: Heat-resistant chains are designed to work effectively with high-temperature lubricants. The materials used in their construction are compatible with these lubricants, allowing for proper lubrication even under extreme heat. This ensures smooth operation, reduces friction, and prevents premature wear and chain failure.
- Application Versatility: Heat-resistant drive chains can be used in various industries and applications where high temperatures are present. They find applications in industries such as steel manufacturing, glass production, ceramics processing, foundries, and heat treatment facilities.
When selecting a heat-resistant drive chain, it is important to consider the specific requirements of the application, including temperature range, load capacity, speed, and environmental conditions.
Regular inspection, lubrication, and proper maintenance are essential to ensure the optimal performance and longevity of heat-resistant drive chains in high-temperature environments.
By utilizing heat-resistant drive chains, operators can benefit from reliable power transmission, extended service life, reduced downtime, and enhanced performance in applications where high temperatures are a critical factor.

What are the benefits of using a high-speed drive chain?
Using a high-speed drive chain offers several benefits compared to standard drive chains when operating in applications requiring fast and efficient power transmission. Here is a detailed explanation:
High-speed drive chains are specifically designed and engineered to withstand the demands of rapid rotational speeds while maintaining optimal performance. The benefits of using such chains include:
- Increased Power Transmission: High-speed drive chains are designed to handle higher rotational speeds, allowing for increased power transmission capabilities. They enable efficient and reliable transfer of power, ensuring smooth and consistent operation at elevated speeds.
- Enhanced Durability: High-speed drive chains are constructed using materials and manufacturing techniques that provide enhanced durability and resistance to wear and fatigue. These chains are designed to withstand the increased stresses and forces associated with high-speed operation, resulting in a longer service life and reduced maintenance requirements.
- Reduced Friction and Heat Generation: High-speed drive chains are engineered to minimize friction and heat generation during operation. This helps to reduce energy losses, maintain higher efficiency, and prevent excessive wear on the chain and related components. It also contributes to the overall smooth operation and longevity of the chain.
- Precision and Accuracy: High-speed drive chains offer precise and accurate power transmission, ensuring synchronization and alignment of components even at elevated speeds. This is crucial in applications where precise timing and coordination are essential, such as in high-speed machinery or automated systems.
- Improved System Performance: By utilizing high-speed drive chains, the overall performance of the system can be enhanced. These chains enable rapid acceleration and deceleration, quick response times, and efficient power transfer, leading to improved productivity, reduced cycle times, and optimized system performance.
- Application Versatility: High-speed drive chains can be utilized in a wide range of industries and applications that require fast and efficient power transmission. They are commonly used in high-speed machinery, automation systems, packaging lines, conveyor systems, and other applications where speed is a critical factor.
It is important to consider the specific requirements of the application, including load capacity, speed capabilities, lubrication requirements, and maintenance considerations when selecting a high-speed drive chain. Regular inspection, lubrication, and tension adjustment are crucial to ensure optimal performance and longevity of the drive chain in high-speed applications.
By utilizing high-speed drive chains, operators can benefit from increased power transmission capabilities, enhanced durability, reduced friction and heat generation, improved precision, and optimized system performance in applications that demand high-speed operation.

How does the wear life of a drive chain compare to other power transmission systems?
The wear life of a drive chain can vary depending on factors such as the application, operating conditions, maintenance practices, and the quality of the chain itself. Here’s an explanation:
The wear life of a drive chain is influenced by several factors:
- 1. Load and Stress: The load capacity and stress placed on the drive chain affect its wear life. Higher loads and stress levels can lead to accelerated wear and reduced lifespan.
- 2. Lubrication and Maintenance: Proper lubrication and maintenance practices significantly impact the wear life of a drive chain. Regular lubrication, tension adjustment, and inspection help minimize wear and extend the chain’s lifespan.
- 3. Operating Conditions: Environmental factors such as temperature, humidity, dust, and exposure to contaminants can influence the wear life of a drive chain. Harsh operating conditions may accelerate wear and reduce the chain’s lifespan.
- 4. Chain Quality: The quality and construction of the drive chain play a vital role in its wear life. Chains made from high-quality materials and manufactured to precise specifications tend to have longer wear life compared to lower-quality chains.
When comparing the wear life of a drive chain to other power transmission systems, such as belts or gears, it is important to consider the specific application and operating conditions. In some cases, drive chains may offer longer wear life compared to belts, especially in heavy-load or high-torque applications. However, the wear life of gears can often surpass that of drive chains, particularly in applications with high-speed and high-load requirements.
It is essential to consult manufacturer specifications, consider the specific requirements of the application, and evaluate the wear life of different power transmission systems to determine the most suitable option for a given application.


editor by CX 2023-11-13