Rollerless Hoisting Chains
45-1/55-1/65-1/85-1/105-1/125-1/145-1/165-1
A rollerless chain is a special type of hoisting chain designed to withstand continual wear and tear. It is ideal for use in lifting and tension linkage applications. Generally, these chains come in odd-numbered pitches and have connecting links at each end. These hoisting chains are used in a variety of industries, including construction, mining, agriculture, and automotive. They are made of steel, and their specifications are based on the ANSI standard for chain sizes and strength.
When choosing a lifting chain, it is important to consider the weight and application. A chain that is too large or too heavy for the application should be replaced immediately. It may pose a safety risk or cause a significant financial loss. A chain is a vital part of a forklift, as it allows you to move heavy machinery and containers with minimum effort. If you want your forklift to be as efficient as possible, invest in a chain that is designed for your specific application.
Parameters of Rollerless Hoisting Chains
| Chain No. | Pitch | Bush diameter | Width between innerplates | Pin diameter | Pin length | Inner plate depth | Plate thickness | Ultimate tensile strength | Average tensile strength | Weight per meter | |
| P | d1 max |
b1 min |
d2 max |
L max |
Lc max | h2 max |
T max |
Q min |
Q0 | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | kN/lbf | kN | kg/m | |
| 45-1 | 12.700 | 5.63 | 7.85 | 3.96 | 16.6 | 17.8 | 12.00 | 1.50 | 14.10/3205 | 17.5 | 0.54 |
| 55-1 | 15.875 | 7.03 | 9.40 | 5.08 | 20.7 | 22.2 | 15.09 | 2.03 | 22.20/5045 | 29.4 | 0.83 |
| 65-1 | 19.050 | 8.33 | 12.57 | 5.94 | 25.9 | 27.7 | 18.00 | 2.42 | 31.80/7227 | 41.5 | 1.22 |
| 85-1 | 25.400 | 11.10 | 15.75 | 7.92 | 32.7 | 35.0 | 24.00 | 3.25 | 56.70/12886 | 69.4 | 2.16 |
| 105-1 | 31.750 | 13.60 | 18.90 | 9.53 | 40.4 | 44.7 | 30.00 | 4.00 | 88.50/20114 | 109.2 | 3.31 |
| 125-1 | 38.100 | 15.60 | 25.22 | 11.10 | 50.3 | 54.3 | 35.70 | 4.80 | 127.00/28864 | 156.3 | 4.97 |
| 145-1 | 44.450 | 18.00 | 25.22 | 12.70 | 54.4 | 59.0 | 41.00 | 5.60 | 172.40/39182 | 212.0 | 6.50 |
| 165-1 | 50.800 | 20.00 | 31.55 | 14.27 | 64.8 | 69.6 | 47.80 | 6.40 | 226.80/51545 | 278.9 | 8.70 |
Rollerless Hoisting Chains Features
In industrial settings, rollerless hoisting chains are a popular choice. They’re commonly used to lift large, heavy objects. In general, these chains are made with heat-treated pins and side plates. They are available in a wide range of sizes, and can be custom ordered. In addition to their versatility, these chains are easy to install and maintain.
One of the advantages of these chains is that they’re lightweight, which makes them suitable for light-duty applications. In addition, rollerless hoisting chains don’t wear out as quickly as slotted chains, and they’re more durable.
These rollerless hoisting chains are lightweight, easy to use, and highly durable. They have forged stainless steel hooks and safety latches. Their stainless steel hand and load chains feature a non-oily finish. Their fully machined lift wheels accept the chain and provide smooth, long-lasting operation. They also feature fully enclosed gearing, which keeps them free from debris and contamination. Their low headroom ensures maximum lift and minimal risk of tripping or falling.
Offset links are a common feature on roller-less conveyors and bucket elevators. These transmission chains have a very high wear life and must be able to clear the ends of adjacent straight links. This feature of offset chains makes them a popular choice for heavy-duty applications. These chains can withstand a lot of abuse and are perfect for industrial environments. In addition, they are designed to last for many years, so their lifespan is indefinite.
Types of Sprockets for Rollerless Hoisting Chains
In a rollerless hoisting system, sprockets are the mechanical devices that engage the chain. There are several different types, and some of them are better suited for specific applications than others. The type of sprocket you need will depend on how much horsepower you need to move the chain. You may need an additional row of teeth, which can be found in double-duty sprockets. Double-duty sprockets are half-pitched, and the sprockets automatically alternate teeth sets. The other type of sprocket is the multiple-duty sprocket, which does not change its teeth but instead has flanges to distribute the load to the chain plates.
Another type of sprocket is the idler sprocket, which is used for applications in which the roller chain wears out prematurely. The purpose of an idler sprocket is to increase the grip between the sprocket and chain. In addition, the centers of transmission sprockets should be greater than half of their outside diameters to allow for proper chain tension. Some applications may allow adjustable center differences to be used, which will help keep the roller chain taut.
The sprockets for rollerless hoop systems are typically made of steel or aluminum and are manufactured to ASME/ANSI standards. They are available with a variety of specifications and can be installed with a variety of mounting options. The type and size of the sprockets that you need will depend on your specific needs. For example, if you’re installing the system in a heavy-duty industrial facility, then you will need a sprocket with high-profile teeth.
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Additional information
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