Coupling Chains
4012/4014/4016/5014/5016/5018/6018/6020/6022/8018/8020/8022/10018/12018/12022
Coupling chains are used to connect two shafts of a coupler. The chains have a continuous loop made up of master links and pins. This chain is continually in contact with the teeth on both the drive and driven chains. Proper side clearance between sprocket faces is necessary for optimal performance of chain couplers. There are many types of coupling chains. Each type is designed to handle different stresses and loads.
Coupling Chains Size Chart
| Chain No. | Pitch | Roller diameter | Width between inner plates | Pin diameter | Pin length | Inner plate depth | Plate thickness | Transverse pitch | Ultimate tensile strength | Average tensile strength | Weight per piece | |
| P | d1 max |
b1 min |
d2 max |
L max |
Lc max | h2 max |
T max |
Pt | Q min |
Q0 | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | mm | kN/lbf | kN | kg/pc | |
| 4012 | 12.700 | 7.95 | 7.85 | 3.96 | 31.0 | 32.2 | 12.00 | 1.50 | 14.38 | 28.2/6409 | 35.9 | 0.16 |
| 4014 | 12.700 | 7.95 | 7.85 | 3.96 | 31.0 | 32.2 | 12.00 | 1.50 | 14.38 | 28.2/6409 | 35.9 | 0.19 |
| 4016 | 12.700 | 7.95 | 7.85 | 3.96 | 31.0 | 32.2 | 12.00 | 1.50 | 14.38 | 28.2/6409 | 35.9 | 0.21 |
| 5014 | 15.875 | 10.16 | 9.40 | 5.08 | 38.9 | 40.4 | 15.09 | 2.03 | 18.11 | 44.4/10091 | 58.1 | 0.49 |
| 5016 | 15.875 | 10.16 | 9.40 | 5.08 | 38.9 | 40.4 | 15.09 | 2.03 | 18.11 | 44.4/10091 | 58.1 | 0.56 |
| 5018 | 15.875 | 10.16 | 9.40 | 5.08 | 38.9 | 40.4 | 15.09 | 2.03 | 18.11 | 44.4/10091 | 58.1 | 0.63 |
| 6018 | 19.050 | 11.91 | 12.57 | 5.94 | 48.8 | 50.5 | 18.00 | 2.42 | 22.78 | 63.6/14455 | 82.1 | 1.00 |
| 6020 | 19.050 | 11.91 | 12.57 | 5.94 | 48.8 | 50.5 | 18.00 | 2.42 | 22.78 | 63.6/14455 | 82.1 | 1.11 |
| 6022 | 19.050 | 11.91 | 12.57 | 5.94 | 48.8 | 50.5 | 18.00 | 2.42 | 22.78 | 63.6/14455 | 82.1 | 1.22 |
| 8018 | 25.400 | 15.88 | 15.75 | 7.92 | 62.7 | 64.3 | 24.00 | 3.25 | 29.29 | 113.4/25773 | 141.8 | 2.35 |
| 8020 | 25.400 | 15.88 | 15.75 | 7.92 | 62.7 | 64.3 | 24.00 | 3.25 | 29.29 | 113.4/25773 | 141.8 | 2.62 |
| 8022 | 25.400 | 15.88 | 15.75 | 7.92 | 62.7 | 64.3 | 24.00 | 3.25 | 29.29 | 113.4/25773 | 141.8 | 2.88 |
| 10018 | 31.750 | 19.05 | 18.90 | 9.53 | 76.4 | 80.5 | 30.00 | 4.00 | 35.76 | 177.0/40227 | 219.4 | 4.95 |
| 10022 | 31.750 | 19.05 | 18.90 | 9.53 | 76.4 | 80.5 | 30.00 | 4.00 | 35.76 | 177.0/40227 | 219.4 | 4.95 |
| 12018 | 38.100 | 22.23 | 25.22 | 11.10 | 95.8 | 99.7 | 35.70 | 4.80 | 45.44 | 254.0/57727 | 314.9 | 8.14 |
| 12022 | 38.100 | 22.23 | 25.22 | 11.10 | 95.8 | 99.7 | 35.70 | 4.80 | 45.44 | 254.0/57727 | 314.9 | 8.14 |
What Are Coupling Chains?
Coupling chains are an essential part of rotating equipment. They help move large loads, which is useful for mining, farming, and metal manufacturing applications. While the most common kind of chain is the roller chain, coupling chains can extend the life of the roller chain by increasing its tensile strength and weight capacity.
The chain couplings consist of a pair of identical sprockets connected by duplex roller chains. Plastic chains can also be used, but they require no lubrication and do not have covers. Coupling chains are generally installed off the end of a motor or reducer, where they connect with the machine. A complete coupling consists of two hubs and one coupling chain. A chain coupling can works with a variety of applications, depending on the conditions it must operate in. For example, a coupling chain can be made from acetal plastic, which is resistant to grease.
Because coupling chains are relatively low-maintenance and easy to install or remove, they offer an excellent cost-performance ratio. Coupling chains are usually available in various sizes. They are usually mounted on opposite shaft extensions. They must meet specific requirements to be effective, and the chain must maintain a minimum clearance between the two sprockets. Coupling chains are also easy to install and remove, and the single connecting pin makes them quick and easy to use.
How to Use a Coupling Chain Properly?
A coupling chain is a mechanical fastener that connects two parts. It can be used for a variety of applications, including farming, mining, and metal manufacturing. It’s also used to extend the usable life of roller chains. Roller chains are the most common type of chain used today, but coupling chains have a higher strength and can withstand more stress. Whether you’re using a chain for agricultural applications or industrial applications, it’s important to know how to use one properly.
Coupling chains are continuous loops of pins and master links worn over and around the drive and driven chain wheels. As they are constantly in contact with the chain teeth on both wheels, they prevent the couplers from misaligning. Coupling chains can compensate for two degrees of misalignment, making them ideal for high-torque and low-speed environments. To maintain proper performance, use a chain coupler that has sufficient side clearance between the sprocket faces.
Coupling chains are a simple mechanism that ensures all machine parts are functioning properly. They are easy to install, replace, and remove. They are a simple, straightforward way to keep your machine running smoothly. Coupling chains can also prevent inconsistencies in performance because they spread torque evenly across the chain. A good coupling chain will ensure that there is no lag time. And since coupling chains are a simple device, they are easy to use and install.
Chains and Sprockets
Chains and sprockets are mechanical devices that allow two shafts to rotate in synchronization. These two components are making of steel, nylon, or Teflon. There are a few common types of chains and sprockets. The material of these components determines their use and how long they should last.
Whether you need a chain for a bicycle or a sprocket for a conveyor, a chain sprocket is your answer. Chains are widespread and have a long history of use. They have a wide range of uses, from industrial applications to recreation. A bicycle chain is a common part of many other mechanical devices. Depending on the application, there are different types of chains.
For a general guide to choosing a chain, check your manual for a chain size chart. There are commonly listing chain sizes as well as sprockets, which are according to ANSI standard. The first digit of a chain’s pitch measures the distance between the rivets. For example, a “5” chain has a pitch of five eighths of an inch. A sprocket with a “20” code is a sprocket with two strands running parallel to each other.
Our company is one of the leading mechanical transmission parts manufacturers and suppliers who can offer a wide range of drive chains and sprockets for sale. Contact us!
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