Product Description
Product Description
Tuohai is a professional knotted chain manufacturer in China, we have more than 40 knotted production lines, which can provide more than 100tons of various knotted chains per month.
Stainless Steel Knotted Chain is 1 of our main products. Since 1998, our knotted chains have been exported to more than 20 countries around the world, and more than 2000 customers have purchased our products.
We can also provide a variety of customizations, including size, shape, packaging, etc., to ensure that the knotted chain can meet the needs of the customer’s home market.
Contact Us to Get the Best Quote Now.
Product Parameters
Material
According to your requirements, we provide various stainless steel for the double loop chain:
- Stainless Steel 201
- Stainless Steel 304
- Stainless Steel 316
- etc.
Or we can provide other materials according to your requirements.
Size
We provide USA standard and DIN5686 of stainless steel knotted chains:
We can also provide custom double-loop chains of any size according to customer requirements, you just need to send us detailed drawings or samples.
Surface Treatment
For Stainless Steel Double Loop Chain | |
Polishing | Polishing is the most used surface treatment for stainless steel double loop chains |
Electrophoresis | The surface treatment of electrophoretic surface treatment can also be used on the stainless steel double loop chains |
If there is no special request, the surface treatment of our stainless steel double loop chain is polishing by default.
We can also provide the surface treatment of electrophoretic.
Production Cycle
Tuohai has more than 40 production lines for the knotted chains, which can provide more than 100tons per month.
For the sample order, we can deliver within 3 working days.
For normal orders, the delivery time is around 30 days.
The delivery time for bulk orders will be determined separately according to the order situation and quantity.
Packaging & Shipping
Packages for Knotted Chains
According to the different needs of customers, we provide the following packaging for the selection:
- Reel Package
The color of the reel can be customed.
- Plastic Pail
We provide round pails, square pails, iron pails, paper pails, etc., and the color of the cover can also be customed.
- Bundle
The bundle package is 1 of the most affordable packages, suitable for storage and transportation in large quantities.
- PP bag
The PP bag is a self-sealing bag, which has high sealing performance and is more suitable for long-term storage.
- Carton
The size of the carton packaging can be customized according to customer requirements and can be printed with patterns or logos.
- Wooden Box
Wooden boxes are generally used for outer packaging, which is safer during transportation and will not be damaged
Shipping Method
If you don’t know how to ship goods back from China, or you are sourcing goods from China for the first time, please don’t worry, we have our own freight forwarder which can deliver your cargo to any port or location you designate.
We can deliver the knotted chains by sea, by air, or by train, according to your requirement.
For the sample order, we can also send it by express, UPS, FedEx, DHL, and EMS are all OK.
Our Advantages
Great Location
Tuohai is located in 1 of the stainless steel production bases in China and can get better stainless steel materials.
We are only 2 hours away from ZheJiang Port and HangZhou Port, the delivery is very convenient and can be delivered directly to the port.
Strong Technical Force and Production Equipment
Tuohai has an experienced team of engineers and has a number of independent patents including production and shape patents.
Our production line is fully automatic production, can realize 24-hour unattended production, which can save a lot of labor costs, greatly improve production efficiency and shorten the production cycle.
Strict Quality Control
Tuohai has strict quality control for all of our products.
When purchasing raw materials, you must check relevant certificates such as material reports, and carefully select high-quality materials.
There are quality inspectors in the production workshop to spot-check each process.
After the production is completed, each batch of products will be sampled, and the inspection content includes tensile test, salt spray test, and inspection of surface treatment, size, etc.
Multiple Quality Certifications
Tuohai has ISO 9001, SGS, and other certifications, and can be inspected according to customer requirements, which can purchase with confidence.
All our products can be subjected to tensile tests and salt spray tests according to customer requirements, and a detailed report will be issued.
Accept All Kinds of Customization
We accept various customizations for the double loop chains, including:
- Size
You can custom the standard and nonstandard knotted chains in TUOHAI, we can provide the wire diameter of knotted from 1.0mm to 5.0mm.
- Shape
We have experienced engineers who can easily adjust the machine to provide you with various shapes of knotted chains.
- Package
We provide several packages for the knotted chains, including reel, bundle, PP bag, pail, carton, etc. you can also customize your special package, just need to send us your package sample or photos, then we will provide you the same one.
Transaction & Payment Methods
Transaction Methods
According to the customer’s requirements, TUOHAI accepts the transaction method including FOB, CIF, EXW, DDU, etc.
Payment Methods
For regular orders, we accept payment via T/T, L/C, etc.
For the sample orders, if the sample you need is our regular product, or the product is in stock, then the sample is free, you just need to pay the freight.
If the sample needs to be customized, you need to pay the sample fee. The sample fee will be refunded after placing the order, in addition to T/T, you can also pay the sample fee by Paypal, Western Union, etc.
After Sales Service
Tuohai has a professional after-sales team that is 7*24 online, if there have any questions after receiving the goods, you can contact us at any time.
After receiving the feedback from customers, we will verify and confirm with the production workshop immediately. If there is a quality problem, we will find out the cause of the problem as soon as possible, and propose a solution within 3 working days.
FAQ
Q: What kinds of knotted chains can you produce?
A: Tuohai can produce stainless steel knotted chains, iron knotted chains, and brass knotted chains, or if you need the knotted chain of other material, please contact us, and our engineers will advise on your requirements.
Q: What are the wire diameters of the knotted chains you can produce?
A: Tuohai can produce the wire diameter of knotted chains from 1.0mm to 5.0mm.
Q: What surface treatment you can provide for the knotted chains?
A: We can provide the surface treatment of polishing and electrophoresis for stainless knotted chains, and electrophoresis, powder coating, and electroplate(zinc-plating, brass-plating, nickel-plating, chrome-plating, etc.) for steel knotted chains.
Q: Can I get the sample?
A: Yes.
Q: How do I customize my knotted chains?
A: You just need to send us the detailed drawing of the knotted chains you need or send us a sample directly, and we will produce it according to the drawing or sample.
Q: May I customize my special packages for knotted chains?
A: Yes, we can provide the customized service of various packaging, including the size, shape, color, print patterns or logos on the package.
Q: How long will the delivery time be?
A: It depends on quantity, the general delivery time is about 20 to 30 days, and large orders need to be reconfirmed.
Q: What surface treatments do your knotted have?
A: We can provide surface treatment such as polishing, zinc plating, copper plating, chrome plating, and electrophoresis for knotted chains.
Q: What payment methods are accepted?
A: We accept T/T, L/C, etc.
Q: What are the transaction methods?
A: We accept FOB, CIF, DDU, DDP, etc.
Q: Where is your factory?
A: Our factory is in HangZhou City, ZheJiang Province.
Usage: | Dedicated Special Chain, Decorative Chain |
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Material: | Stainless steel |
Surface Treatment: | Polishing |
Feature: | Rust and Corrosion Resistant |
Chain Size: | Customization |
Structure: | Weldless Chain |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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What are the benefits of using a double chain over other power transmission methods?
Double chains offer several advantages over other power transmission methods, making them a popular choice in various industrial applications:
- High Load Capacity: Double chains are designed to handle heavy loads and high torque transmission, making them suitable for demanding applications where power needs to be efficiently transferred.
- Durability: The construction of double chains using high-quality materials and precision manufacturing results in excellent durability and resistance to wear and fatigue, leading to longer service life.
- Wide Range of Sizes: Double chains are available in various sizes, pitches, and configurations, offering flexibility in designing power transmission systems to meet specific application requirements.
- Cost-Effective: Compared to some other power transmission methods, double chains are often more cost-effective, making them an attractive choice for budget-conscious applications.
- Simple Installation: Installing double chains is relatively straightforward, and they can be easily maintained or replaced when necessary, contributing to reduced downtime and increased productivity.
- High Efficiency: Double chains provide efficient power transmission with minimal energy losses, making them an energy-efficient option for various industrial processes.
- Wide Application Range: Double chains are versatile and find applications in numerous industries, including automotive, agriculture, manufacturing, mining, and more.
- Shock Load Absorption: Double chains can handle sudden shock loads or impact forces, thanks to their robust construction and ability to distribute the load evenly.
Overall, the combination of high load capacity, durability, cost-effectiveness, and efficiency makes double chains a reliable choice for power transmission in a wide range of industrial equipment and machinery.
Can double chains be repaired or must they be completely replaced?
In most cases, when a double chain is worn or damaged, it is recommended to replace the chain entirely rather than attempting to repair it. Double chains are complex systems consisting of interconnected components, such as pins, bushings, rollers, and plates, which work together to provide reliable power transmission. If any of these components are significantly worn or damaged, repairing the chain may compromise its overall performance and reliability.
Replacing the chain ensures that all components are in optimal condition, providing consistent and reliable power transmission. It also reduces the risk of unexpected chain failure or damage to other components in the system.
However, in certain situations where the wear or damage is minimal and localized, it may be possible to repair the double chain. This typically involves replacing individual components, such as damaged pins or rollers, with new ones of the same specification. It is important to follow the manufacturer’s guidelines and consult with a qualified professional to determine if repair is feasible and to ensure that the repaired chain meets the required specifications and performance standards.
Overall, while repairs may be possible in some cases, it is generally recommended to replace a worn or damaged double chain to ensure optimal performance, reliability, and safety in power transmission applications.
What are the advantages of using a double chain in power transmission systems?
Using a double chain in power transmission systems offers several advantages over other types of chains. Here are some key benefits:
- Higher Load Capacity: Double chains are designed to handle higher loads compared to standard roller chains. The elongated link design and increased plate thickness contribute to enhanced strength and load-carrying capacity.
- Increased Durability: The robust construction of double chains makes them highly durable and resistant to wear, fatigue, and elongation. They are designed to withstand heavy loads, shock loads, and harsh operating conditions, ensuring reliable and long-lasting performance.
- Enhanced Power Transmission Efficiency: Double chains offer improved power transmission efficiency due to their larger contact area with the sprockets. This results in reduced energy losses and more efficient transfer of power from the driving sprocket to the driven sprocket.
- Versatility and Customization: Double chains provide attachment points along their elongated links, allowing for the installation of various accessories and attachments. This versatility enables customization of the chain system to meet specific application requirements, such as adding flights, buckets, or other specialized components.
- Wide Range of Applications: Double chains are suitable for a wide range of power transmission applications, including heavy-duty machinery, conveyors, elevators, cranes, and agricultural equipment. Their high load capacity and durability make them well-suited for demanding industrial environments.
- Reliable Performance: Double chains undergo rigorous manufacturing processes and are subjected to quality control measures to ensure consistent performance and reliability. They are designed to operate smoothly, minimize chain elongation, and provide stable power transmission even under challenging conditions.
When selecting a power transmission system, consider the specific requirements of your application, such as load capacity, speed, operating conditions, and environmental factors. Consulting with industry experts or chain manufacturers can help you determine the most suitable chain type, including whether a double chain is the best choice for your power transmission needs.
editor by CX 2023-08-05