Product Description
We can supply the H78A Chain with high quality and competitive price
Straight Sidebar Steel Bushed Roller Chains: 81X, 81XH, 81XHD, 81XHH, 3939
Steel Bushed Rollerless Chains: S188, S131, S102B, S110, 4856, 4857, 4859, S150, 4864
Welded Steel Mill Chains: WR78 – WR157; WH78 – WH157; WRC78 – WRC157
Welded Steel Drag Chains: WD102 – WD480; WDH102 – WDH480
Drop Forged Rivetless Chains (Barloop Chains): X348 – 698; F100, F160; S348 – S998
Standard Cast Combination Chains: C55 – C188
Combination Transfer Chains: C55A, C55B, C55D
H Class Mill Chains: H60, H62, H74, H75, H78A CHAIN, H 78B CHAIN, H79, H82, H87, H124
H Class Transfer Chains: H78A chain, H78B, H130, H131, H138
400 Class Pintle Chains: 145, 434, 442, 445, 452, 455, 462, 477, 483, 488, 4103, 4124
Double Flex Chains: DF3500 – DF4900
More than 20 years advanced technology and experience of us will give strong support for the Agricultural Chain you need. We will understand your need of product quickly, and give quick respond and good service. A lot of cases of our products will show you that it worth your trust.
Under the full quality control system, our products go through the precise product line and strict testing process. We have excellent working flow and standard to ensure stability, products reliable enough for using.
Take our scale economy, raw material superiority, and CHINAMFG for clients to account, our price do have a great competitiveness. They are good value and cost effective than your imagine.
We sincerely hope establishing long and friendly business relations with clients from all over the world. Our goal is not just providing product, but also providing a complete solution including product design, tooling, fabrication and service for our customers to achieve their upmost satisfaction.
| Material | Alloy steel |
| Process | Assembled |
| Heat treatment | Case hardening, Meshbeltfurnace quenching heat treatment |
| Surface treatment | Blackened, Zinc galvanized, Nickel galvanized, Chroming, Colour Painting, or as per customer’s request |
| Performance | High precision, high wear resistance, low noise, smooth and steady, high strength |
| Model number | S32, S45,S51,S52,S55,CA650, CA550,CA557,CA550V, CA555,CA2060H, 38.4R,38.4VB,S38, C208B,3320C,3325C,3340C,3358C |
| Packaging | Plastic bag ,carton box ,plywood case or customer requirement. |
| Usage: | Transportation Chain |
|---|---|
| Material: | Alloy/Carbon Steel |
| Surface Treatment: | Polishing |
| Feature: | Heat Resistant |
| Chain Size: | 1/2"*3/32" |
| Structure: | Welded Chain |
| Customization: |
Available
| Customized Request |
|---|


How do cast chains perform in dusty or dirty environments?
Cast chains are well-suited for use in dusty or dirty environments due to their design and materials. They offer several features that enable them to perform effectively in such conditions:
- Sealed Design: Many cast chains have a sealed or encapsulated design, which helps prevent dust, dirt, and debris from entering the chain’s internal components. This feature minimizes the buildup of contaminants and reduces the risk of chain jamming or failure.
- Self-Lubrication: Some cast chains come with built-in lubrication systems that distribute lubricant evenly along the chain’s articulation points. This self-lubrication feature helps to maintain smooth operation even in dusty or dirty environments, as it reduces friction and wear.
- Wear Resistance: Cast chains are typically made from materials with excellent wear resistance, ensuring they can withstand the abrasive effects of dust and debris without significant degradation in performance.
- Regular Maintenance: While cast chains are designed to handle dirty environments, regular maintenance is still essential. Periodic cleaning and inspection help to remove any accumulated debris and ensure that the chain remains in optimal working condition.
Overall, cast chains are a reliable choice for dusty or dirty environments, such as mining, construction, and agricultural operations. Their ability to resist contamination, self-lubricate, and maintain their structural integrity makes them well-adapted for material handling tasks in challenging settings.

Can cast chains be used in agricultural machinery and equipment?
Yes, cast chains can be used in various agricultural machinery and equipment due to their durability, strength, and resistance to harsh environments.
Agricultural machinery often operates in demanding conditions, such as dusty fields, high loads, and exposure to moisture and debris. Cast chains are well-suited for these conditions as they are designed to withstand the challenges of agricultural applications.
Some common agricultural machinery where cast chains are utilized include:
- Combine harvesters
- Balers
- Seeders and planters
- Tractors
- Conveyors for grain handling
- Manure spreaders
- And more
The robust construction of cast chains, along with their resistance to corrosion and abrasion, makes them reliable for tasks like transporting heavy loads, pulling equipment, and driving agricultural implements.
However, proper maintenance, such as regular lubrication and tension adjustment, is essential to ensure optimal performance and longevity of the cast chains in agricultural machinery.

How do cast chains handle shock loads and impact forces?
Cast chains are designed to handle shock loads and impact forces to some extent, but their performance in such conditions depends on various factors, including the chain’s material, design, and operating conditions.
The cast chains’ robust construction and high-strength materials enable them to withstand moderate shock loads and impact forces without failure. The inherent strength of cast chains makes them suitable for heavy-duty applications where sudden loads or impacts are expected.
However, it is essential to note that cast chains, like any other chain type, have their limits. Excessive or repeated shock loads can lead to stress concentrations, chain elongation, and potential fatigue failure over time. To ensure the longevity and optimal performance of cast chains, it is vital to avoid subjecting them to shock loads beyond their recommended capacity.
In applications where shock loads or impacts are prevalent, implementing measures like using chain guides, dampers, or shock-absorbing devices can help reduce the strain on the cast chains and improve their overall durability.
Regular maintenance and inspections are also critical for identifying any signs of wear or damage caused by shock loads. Addressing these issues promptly can prevent further deterioration and ensure the safe and reliable operation of the cast chains.


editor by CX 2023-10-17