Tag Archives: triplex roller chains

China factory ISO Standard Steel Simplex Duplex Triplex Roller Chain a/B Series Chains

Product Description

Steel Simplex Roller Chain (08A-1, 08B-1)

The most commonly used chain is roller chain or as it is also known transmission chain. These are the simplest chain drives, Used mainly for transmitting power. Can be supplied from 3mm pitch up to 4″ pitch in either mild steel or stainless steel.

Product Detail:

Simplex roller chain,duplex roller chain,triplex roller chain etc

We own the sophisticated equipment and the advanced technology, such as: 
1. CAD Designer
2. Wire Cutting Machine
3. Chain Running In Machine
4. Conveyor Furance
5. Ball Drift
6. Shot Peened Parts
7. Design Of Link Plate Waist
Packaging accprding to the customers’ demands
To make the clients’ satifaction is our big goal and subject.



Chain No.
Pitch Roller
Width Between
Inner Plates
Pin Diameter
Pin Length
Inner Plate depth
Plate thick
Weight Per Meter
P d1
Q0 q.
Mm mm mm mm mm mm mm mm kN/LB kN Kg/m
04B-1 6.000 4.00 2.80 1.85 6.80 7.80 5.00 0.60 3.0/682 3.2 0.11
05B-1 8.000 5.00 3.00 2.31 8.20 8.90 7.10 0.80 5.0/1136 5.9 0.20
*06B-1 9.525 6.35 5.72 3.28 13.15 14.10 8.20 1.30 9.0/2045 10.4 0.41
08B-1 12.700 8.51 7.75 4.45 16.70 18.20 11.80 1.60 18.0/4091 19.40 0.69
10B-1 15.875 10.16 9.65 5.09 19.50 20.90 14.70 1.70 22.4/5091 27.50 0.93
12B-1 19.050 12.07 11.68 5.72 22.50 24.2 16.00 1.85 29.0/6591 32.20 1.15
16B-1 25.400 15.88 17.02 8.28 36.10 37.4 21.00 4.15/3.1 60.0/13636 72.80 2.71
20B-1 31.750 19.05 19.56 10.19 41.30 45.0 26.40 4.5/3.5 95.0/21591 106.7 3.70
24B-1 38.100 25.40 25.40 14.63 53.40 57.80 33.20 6.0/4.8 160.0/36364 178.0 7.10
28B-1 44.450 27.94 30.99 15.90 65.10 69.50 36.70 7.5/6.0 200.0/45455 222.0 8.50
32B-1 50.800 29.21 30.99 17.81 66.00 71.0 42.00 7.0/6.0 250.0/56818 277.5 10.25
40B-1 63.50 39.37 38.10 22.89 82.20 89.2 52.96 8.5/8.0 355.0/80682 394.0 16.35
48B-1 76.20 48.26 45.72 29.24 99.10 107.0 63.80 12.0/10.0 560.0/127272 621.6 25.00
56B-1 88.90 53.98 53.34 34.32 114.60 123.0 77.80 13.5/12.0 850.0/193180 940.0 35.78
*Bushing chain: d1 in the table indicate the external diameter of bushing

Company Detail:

TAI is 1 of a professional exporter with exporting POWER TRANSMISSION PARTS: Roller chains, s. S. Chains, agricultural chains, steel detachable chains, special chains, sprockets, s. S. Sprockets, HRC couplings, pulleys, bushes etc. All these products have been supplied regularly to World Wide for over 15 years. 

Contact Detail:

Soifa Chen(Sales Manager)
Tran-Auto Industries Co.,Limited
716 Gold River Center,NO.88 Shishan Rd.,
New District,HangZhou,P.R.China.P.C.:215011

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Usage: Transmission Chain
Material: Carbon Steel
Surface Treatment: Polishing
Feature: Heat Resistant
Chain Size: All
Structure: Roller Chain
US$ 0/Piece
1 Piece(Min.Order)

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Customized Request

duplex chain

Can duplex chains be used in high-torque or heavy machinery applications?

Duplex chains are well-suited for high-torque or heavy machinery applications due to their robust design and capability to handle demanding loads. Here are some key points to consider:

  • Strength and Durability: Duplex chains are designed to withstand high-torque loads and heavy-duty applications. They are constructed with thicker plates and stronger pins compared to standard chains, providing enhanced strength and durability.
  • Load Capacity: Duplex chains have a higher load-carrying capacity than their single-strand counterparts, making them suitable for heavy machinery applications. The increased number of strands distributes the load more effectively, reducing stress on individual components.
  • Sprocket Selection: Proper sprocket selection is crucial in high-torque applications to ensure smooth engagement and power transmission. Sprockets should be designed to withstand the high forces and torque generated by the machinery.
  • Lubrication and Maintenance: Adequate lubrication is essential in high-torque applications to reduce friction and wear. Regular maintenance, including proper tensioning and inspection of the chain, is necessary to ensure optimal performance and longevity.
  • Proper Design: The overall design of the machinery should consider the high-torque requirements, including factors such as acceleration, deceleration, and shock loads. Duplex chains should be selected based on the specific application requirements, taking into account the anticipated torque, speed, and operating conditions.

It’s important to consult with chain manufacturers or industry experts when selecting duplex chains for high-torque or heavy machinery applications. They can provide guidance on the appropriate chain size, sprocket selection, lubrication requirements, and maintenance practices to ensure reliable and efficient operation in demanding environments.

duplex chain

How do duplex chains perform in extreme temperature conditions?

Duplex chains are designed to operate efficiently and reliably in a wide range of temperature conditions. However, extreme temperatures can have an impact on the performance of duplex chains. Here’s a closer look at how duplex chains perform in different temperature conditions:

  • High-temperature environments: In high-temperature environments, the performance of duplex chains can be affected by factors such as thermal expansion, increased wear, and reduced lubricant effectiveness. It is essential to select duplex chains made from heat-resistant materials and use appropriate lubricants with high-temperature stability to ensure reliable operation.
  • Low-temperature environments: In low-temperature environments, the material properties of duplex chains can be affected, leading to increased brittleness and reduced flexibility. This can impact the chain’s ability to flex and transmit power effectively. It is important to choose duplex chains made from materials suitable for low temperatures and ensure proper lubrication to prevent freezing or stiffening of the chain.

When operating duplex chains in extreme temperature conditions, it is crucial to consider the following:

  • Chain material selection: Choosing the right material for the duplex chain is critical to ensure its performance in extreme temperatures. Heat-resistant alloys or special coatings may be required for high-temperature applications, while low-temperature materials should be selected for cold environments.
  • Lubrication: Proper lubrication is essential in extreme temperature conditions to reduce friction and prevent excessive wear. It is important to select lubricants that can withstand the operating temperature range and maintain their effectiveness.
  • Maintenance and inspection: Regular maintenance and inspection of duplex chains operating in extreme temperature conditions are vital. This includes monitoring chain wear, checking for signs of thermal degradation, and replacing worn or damaged components promptly.

By considering the specific temperature requirements and selecting appropriate materials, lubricants, and maintenance practices, duplex chains can perform reliably in extreme temperature conditions. It is recommended to consult with chain manufacturers or industry experts for guidance on selecting and using duplex chains in such applications.

duplex chain

How do you properly lubricate a duplex chain?

Proper lubrication is essential for the optimal performance and longevity of a duplex chain. Lubrication helps to reduce friction, wear, and corrosion, ensuring smooth operation and extending the chain’s lifespan. Here are some steps to properly lubricate a duplex chain:

  1. Clean the chain: Before applying lubricant, clean the chain to remove any dirt, debris, or old lubricant. Use a suitable cleaning agent or solvent and a brush to gently scrub the chain’s surfaces.
  2. Select the appropriate lubricant: Choose a lubricant specifically designed for roller chains and suitable for the operating conditions of the application. Consider factors such as temperature, load, speed, and environmental conditions when selecting the lubricant.
  3. Apply the lubricant: Apply the lubricant evenly to the chain while it is in motion. Use a drip feed or spray system to ensure complete coverage of the chain’s surfaces. Avoid excessive lubrication, as it can attract more dirt and debris.
  4. Distribute the lubricant: After applying the lubricant, run the chain for a few minutes to allow the lubricant to distribute evenly across all the chain’s components. This helps to ensure proper lubrication and coverage.
  5. Remove excess lubricant: After the initial lubrication, wipe off any excess lubricant from the chain’s surfaces using a clean cloth. Excess lubricant can attract contaminants and contribute to chain wear.
  6. Maintain regular lubrication: Regularly inspect the chain and reapply lubricant as needed. The frequency of lubrication depends on the operating conditions and the manufacturer’s recommendations. Some chains may require lubrication after a certain number of operating hours or distance traveled.

It’s important to follow the manufacturer’s guidelines and recommendations for lubrication. Different chains and applications may have specific lubrication requirements, so consulting the chain manufacturer or an industry expert is advisable for the best lubrication practices.

China factory ISO Standard Steel Simplex Duplex Triplex Roller Chain a/B Series Chains  China factory ISO Standard Steel Simplex Duplex Triplex Roller Chain a/B Series Chains
editor by CX 2024-04-17

China Hot selling Roller Chains Precision a Series Simplex& Bush Duplex Triplex Multiple Heavy Duty Cranked-Link Inverted Tooth Self-Tooth-Forming Hy-Vo Self-Lubrication Chains with Free Design Custom



HZPTChainCorp. offersafullrangeofbothprecisionrollercZheJiang dengineered.Applicationsarevariedandrangefromconveyor,elevatortransfertobroadgeneralindustrialpowertransmissionspecialtyapplicationswithattachmentsand/orspecialmaterialsarealsoavailable.



ASAROLLERCHAIN:35,40,41,fifty,sixty,60H,eighty,80H,100,120,a hundred and forty,a hundred and sixty,200,240(Catalog)


LARGEPITCHCHAIN:100,100H,120,120H,one hundred forty,140H,160,160H,one hundred eighty,two hundred,240







Roller Chain Maintenance Ideas

There are many things to hold in brain when sustaining a roller chain. The principal reasons consist of friction and exterior influences. Without having suitable lubrication and adjustment, this sort of chains will put on prematurely. Listed here are some guidelines for trying to keep your roller chain in leading form. continue reading through! This will make your procedure easier. We will also go over the cost of the new roller chain. As usually, keep in mind to check for free finishes and change the chain regularly.


Roller chains are created to accommodate a lot of various kinds of hundreds. Sprockets are the main lead to of chain put on. Axial and angular misalignment happens when the sprocket faces are not properly aligned. The two types of misalignment enhance tension and wear on the roller chain. They can also negatively have an effect on the push. As a result, deciding on the proper chain is an important thing to consider.
Preloading will help to eliminate original elongation and increase provider existence. The benefits of preloading can be seen in the preloading chart. Substantial elongation takes place for the duration of travel startup with no or minimal preload. This is due to the surface area hardness of the worn parts. On the other hand, a appropriately preloaded chain exhibits tiny elongation during the preliminary start. Consequently, appropriate preload can lengthen wear life.
Although elongation is a natural phenomenon in any generate, it can be minimized or eradicated with appropriate upkeep. In addition to typical inspections, you ought to do a complete inspection of your chain following the initial hundred several hours. This inspection need to focus on crucial daily life aspects these kinds of as 3% elongation, how the chain is lubricated, and any other issues that might have an effect on daily life. A very good good quality chain ought to have the longest lifestyle and no difficulties.
There are a lot of various roller chain requirements. A good rule of thumb is to choose chains with at the very least five back links. Then, tighten the chain until a crack occurs, and it will tell you what type of break happened. Alternatively, you can use a roller chain with the maximum allowable load. As long as the MAL doesn’t exceed that number, it is nonetheless perfectly protected to use it for any application.


When it will come to lubrication, there are many various techniques. For example, spray lubrication is a well-liked approach for high-horsepower drives and large-load and quick-relocating devices. This technique is really efficient, but it is expensive, and spraying the chain as well much out of the guard can lead to leaks. An additional common strategy is brush lubrication. Brush lubrication entails implementing a continuous movement of oil to the chain, pushing it into the chain. This lubrication strategy minimizes the software temperature of the chain. Also, it can prolong the lifestyle of the chain, based on the manufacturer’s requirements.
Even though the lubrication of roller chain couplings may differ by application, sprocket hubs must be lubricated monthly to make sure appropriate sealing. The amount of oil employed relies upon on the rotational velocity and the variety of roller chain coupling. In general, lubricants utilized in roller chain couplings need to have outstanding adhesion, oxidation, and mechanical security.
Wear-resistant lubricants are advisable. They prevent the rollers from sticking to each other and avoid rusting. These lubricants have minimal floor tension and are not harmful to steel or O-ring chains. The the best possible lubrication approach depends on ambient temperature, horsepower, and chain pace. Correctly lubricating a roller chain increases the lifestyle of the chain and decreases the danger of use.
Appropriate lubrication of the roller chain is important to avert corrosion and lengthen its support life. The oil kinds a easy film on the chain components, minimizing metallic-to-metallic speak to and minimizing friction and use. Additionally, the oil supplies a clean running surface and decreases noise. Even so, the running-in approach of roller chain lubrication cannot be underestimated. When using heavy-obligation oils, make certain that the lubricant is compatible with operating and ambient temperatures.


To prolong the lifestyle of your roller chain, you want to have out normal inspections. First, you must verify the T-pin on the website link plate at the joint. If they are not linked appropriately, it can result in the chain to extend and not sustain proper spacing and timing. Subsequent, you should appear for uncommon sounds, corrosion, and grime that could point out wear. If you recognize any of these issues, it really is time to substitute the chain.
In order to correctly maintain a roller chain, equally areas of the roller chain must be lubricated with the proper lubricant. Lubricants used should be SAE non-degreased oils. There are many types of lubricants offered, but the very best a single is a petroleum-based mostly oil with a substantial viscosity. You can also check out for indicators of use, such as purple or brown discoloration. This indicates that there is not ample lubrication.
Although the daily life expectancy of a roller chain is mysterious, it is critical to know how to prolong its lifestyle and increase its efficiency. Incorrect rigidity and alignment can shorten its existence and spot undue anxiety on the push method and the chain by itself. Incorrect rigidity can also lead to slippage and improved vitality output. Therefore, you should compute the pressure and alignment of the chain in the course of the original set up. Check out and modify often.
An additional way to extend the existence of your rollers is to completely clear the inside of and exterior of the rollers. You need to also lubricate it usually to avert too much heat buildup. Designed to stop overheating by limiting the sum of work throughout split-ins. In addition, regular inspections will aid you catch anomalies early ample to stop operations. Very last but not minimum, typical lubrication will lengthen the lifestyle of the roller chain.


Buying a roller chain is a big choice, but preliminary expense should not be the only consideration. The value of the roller chain by itself, as nicely as the operating fees, ought to be regarded. Even the lowest-priced chains can be more costly in the long run. Additionally, servicing and strength costs might boost. The very best roller chain for your enterprise will be the one particular that best suits your demands. Shown under are some considerations to consider when purchasing a roller chain.
First, what material need to you use? Roller chains occur in a lot of diverse components. Stainless steel is a generally utilized content in design. Resources are selected primarily based on the price and design and style of chain horsepower transmission. Various manufacturing processes will figure out which material is ideal for your software. Also, the excess weight of the chain will fluctuate relying on its pitch and the development strategy used. A massive part of the price of a roller chain is on the drive sprocket.
An additional consideration is set up cost. Roller chains are typically utilized in agricultural and transportation purposes, specially for agronomic merchandise. If lubrication is your worry, routine maintenance-totally free chains are the greatest option. Corrosion-resistant chains are excellent for wet environments. They are marketed in boxed lengths, so replacing a more time length requires including a shorter size. To steer clear of trouble, use the skateboard to aid join the backlinks.
Another thought is the total width. The all round width of an open #forty roller chain could range but need to be at least 10 feet extensive. Despite the fact that it is not the most costly type of roller chain, it will last longer. Making use of it accurately will enhance its overall longevity, so it truly is a great notion to decide on it correctly. If your organization makes use of roller chains regularly, the cost reduction is properly well worth it.


A roller chain is composed of a pair of alternating pins and roller back links. The pins are pressed into the side panels and hinged to the rollers. Roller chains can be solitary or multi-strand, related by a typical pin. The multi-strand style gives greater shear strength for demanding energy transmission apps. Common purposes for roller chains contain conveyors, hoists, and other mechanical equipment.
The horsepower ability of a roller chain is limited by several elements, including pin shock and friction. Whilst analysis into these elements has placed some boundaries on the greatest operating speed of the roller chain, sensible encounter has demonstrated that these programs can be utilized at higher speeds. Appropriate lubrication and cooling can increase the longevity of these chains. In addition, roller chain programs consist of:
Travel and conveyor programs are the two principal employs of roller chains. In the course of driving functions, use and elongation are a natural portion of the procedure. Nevertheless, lubrication plays a vital role in minimizing put on and shock hundreds. For that reason, use is inescapable and special treatment should be taken to make sure correct lubrication. Additionally, lubrication lowers warmth dissipation in the chain.
The resources utilized to make roller chains fluctuate from 1 sort to another. Stainless steel is frequent, but nylon or brass are at times employed. These resources are much less expensive and more resilient than steel or stainless metal. The ideal content for the task relies upon on a range of elements, like expense, environmental situations, and layout horsepower transmission. For example, the pin bushing get in touch with spot is a crucial spot necessitating lubrication. Additionally, some coatings are designed to retard the corrosive consequences of h2o or oil.
China Hot selling Roller Chains Precision a Series Simplex& Bush Duplex Triplex Multiple Heavy Duty Cranked-Link Inverted Tooth Self-Tooth-Forming Hy-Vo Self-Lubrication Chains     with Free Design Custom