China Standard Heavy Type Short Pitch Roller Chain Link Chain Conveyor Chain

Product Description

CHINAMFG rollers enhance rotation on the bushing while reducing impact loads on the sprocket tooth during operation.

All components are heat treated to achieve maximum strength. All components are heat treated to achieve maximum strength.

Pre-loaded during the manufacturing process to minimize initial elongation.

Hot dipped lubrication ensures 100% lubrication of all chain components to extend wear life and reduce maintenance costs.

P W D d Lc L T H
mm mm mm mm mm mm mm mm kgf kgf kgf mm
08AH 40H 12.700 7.850 7.850 3.980 19.000 20.100 12.00 2.00 1,700 2,100 400 NIL
10AH 50H 15.875 9.400 9.400 5.090 21.800 23.700 15.00 2.40 2,670 3,300 670 NIL
12AH 60H 19.050 12.580 12.580 5.960 30.200 34.800 18.00 3.20 3,830 4,550 980 NIL
16AH 80H 25.400 15.750 15.750 7.940 37.400 42.800 24.10 4.00 8,000 9,400 1,700 NIL
20AH 100H 31.750 18.900 18.900 9.540 44.500 50.600 30.10 4.80 10,650 13,700 2,500 NIL
24AH 120H 38.100 25.230 25.230 11.110 55.000 61.600 36.20 5.60 15,320 19,000 3,350 NIL
28AH 140H 44.450 25.230 25.230 12.710 59.000 66.400 42.20 6.40 20,850 23,000 4,400 NIL
32AH 160H 50.800 31.550 31.550 14.290 69.400 77.300 48.20 7.10 27,240 31,000 5,750 NIL
36AH 180H 57.150 35.490 35.490 17.460 77.300 86.400 54.30 7.90 30,040 34,500 6,600 NIL
40AH 200H 63.500 37.850 37.850 19.850 87.100 97.300 60.30 9.50 42,550 59,000 7,750 NIL
48AH 240H 76.200 47.350 47.350 23.810 111.400 121.900 72.40 12.70 63,730 71,000 10,500 NIL
12AH-2 60H-2 19.050 12.580 12.580 5.960 56.300 60.900 18.00 3.20 7,660 9,300 1,650 26.11
16AH-2 80H-2 25.400 16.760 15.750 7.940 70.000 75.400 24.10 4.00 16,000 18,800 2,800 32.59
20AH-2 100H-2 31.750 18.900 18.900 9.540 83.600 89.700 30.10 4.80 21,300 27,400 4,250 39.09
24AH-2 120H-2 38.100 25.230 25.230 11.110 103.900 110.500 36.20 5.60 30,640 38,000 5,650 48.87
28AH-2 140H-2 44.450 25.230 25.230 12.710 111.200 118.600 42.20 6.40 41,700 45,000 7,400 52.20
32AH-2 160H-2 50.800 31.550 31.550 14.290 131.300 139.200 48.20 7.10 54,480 62,000 9,600 61.90
36AH-2 180H-2 57.150 35.490 35.490 14.760 146.500 155.600 54.30 7.90 60,080 69,000 11,000 69.16
40AH-2 200H-2 53.500 37.850 37.850 19.860 165.400 175.600 60.30 9.50 85,100 98,000 12,850 78.31
48AH-2 240H-2 76.200 47.350 47.350 23.810 212.600 223.100 72.40 12.70 127,460 142,000 17,700 101.22

Usage: Transmission Chain, Conveyor Chain, Heavy Type Short Pitch Roller Chain
Material: Alloy/Carbon Steel
Surface Treatment: Polishing
Feature: Heat Resistant
Chain Size: 1/2"*3"
Structure: Roller Chain
US$ 10/Meter
1 Meter(Min.Order)

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roller chain

Can roller chains be used for power transmission in bicycles?

Yes, roller chains are commonly used for power transmission in bicycles. Here’s a detailed answer to the question:

Roller chains are an integral component of bicycle drivetrains, transmitting power from the pedals to the rear wheel. They offer several advantages that make them well-suited for this application:

1. Efficient Power Transfer: Roller chains provide efficient power transfer from the rider’s pedaling force to the rear wheel of the bicycle. They have low frictional losses, allowing for a smooth and efficient transfer of energy, resulting in better propulsion and improved performance.

2. High Strength and Durability: Roller chains used in bicycles are designed to withstand the forces exerted during pedaling and the varying loads encountered during riding. They are constructed using high-quality materials and precise manufacturing techniques to ensure strength and durability.

3. Lightweight: Roller chains used in bicycles are lightweight, contributing to the overall weight reduction of the bike. This is important for cyclists as it allows for faster acceleration, easier maneuverability, and enhanced handling.

4. Versatility: Roller chains are available in various sizes and configurations, allowing them to be used in different types of bicycles. Whether it’s a road bike, mountain bike, or city bike, roller chains can be adapted to suit the specific requirements of the bike’s drivetrain.

5. Easy Maintenance: Roller chains in bicycles require regular maintenance to ensure optimal performance and longevity. Proper lubrication and periodic cleaning are essential to prevent wear and corrosion. Fortunately, bicycle chains are relatively easy to maintain and can be readily accessed for cleaning and lubrication.

6. Cost-Effective Solution: Roller chains offer a cost-effective solution for power transmission in bicycles. They are affordable and widely available, making them a practical choice for bike manufacturers and cyclists alike.

In summary, roller chains are commonly used for power transmission in bicycles due to their efficient power transfer, strength, durability, lightweight nature, versatility, ease of maintenance, and cost-effectiveness. They play a crucial role in ensuring a smooth and reliable ride for cyclists of all types and skill levels.

roller chain

How do roller chains handle backstop or anti-reverse motion?

Roller chains are capable of handling backstop or anti-reverse motion through the use of specific chain attachments or additional components. Here’s a detailed answer to the question:

Backstop or anti-reverse motion is the ability of a system to prevent or control the reverse movement of a load. In applications where roller chains are required to handle backstop or anti-reverse motion, the following methods can be employed:

1. One-Way Clutch: A one-way clutch mechanism can be integrated into the system to allow the roller chain to transmit power in one direction while preventing reverse movement. This mechanism typically consists of a set of sprags or rollers that engage with the sprocket teeth in one direction and disengage in the reverse direction.

2. Ratchet and Pawl System: Another approach is the use of a ratchet and pawl system, where the roller chain is connected to a ratchet wheel with pawls that engage with the teeth of the wheel in one direction, allowing power transmission, and prevent reverse movement when the load tries to rotate in the opposite direction.

3. Overrunning Clutch: An overrunning clutch, also known as a freewheel, can be employed to allow the roller chain to transmit power in one direction and disengage in the reverse direction. This allows for smooth operation in applications where backstop or anti-reverse motion is required.

These mechanisms effectively enable the roller chain to handle backstop or anti-reverse motion by allowing power transmission in one direction and preventing reverse movement. The specific mechanism used depends on the application requirements and the desired level of control over the motion.

It’s important to consult the manufacturer’s guidelines and specifications when implementing backstop or anti-reverse motion in roller chain applications to ensure proper selection and installation of the appropriate mechanisms.

roller chain

What is a roller chain and how does it work?

A roller chain is a type of transmission chain that is commonly used in various mechanical systems to transmit power and motion between rotating shafts. It consists of a series of interconnected links, including inner plates, outer plates, rollers, and pins. Here’s a detailed answer to the question:

A roller chain operates based on the principle of contact and rolling motion. The basic components of a roller chain include:

  • Inner Plates: These are flat metal plates with holes through which the pins pass.
  • Outer Plates: These are similar to inner plates and are connected to the inner plates through pins.
  • Rollers: The rollers are cylindrical components that are positioned between the inner and outer plates. They have a slightly larger diameter than the pins, allowing them to freely rotate.
  • Pins: The pins hold the inner and outer plates together and provide a pivot point for the rollers. They pass through the holes in the inner and outer plates and secure them in place.

When the roller chain is installed in a system, it wraps around a pair of sprockets. The sprockets have teeth that mesh with the rollers of the chain. As one sprocket rotates, it engages with the rollers and pulls the chain along, causing the other sprocket to rotate as well.

The working principle of a roller chain involves the following steps:

  1. Engagement: The chain is positioned around the sprockets, and the rollers engage with the teeth of the sprockets.
  2. Tension: The tension in the chain is created by the movement of the sprockets, which causes the chain to wrap tightly around them.
  3. Rolling Motion: As the sprockets rotate, they impart a rolling motion to the rollers. The rollers, in turn, rotate freely on the pins, allowing the chain to move smoothly along the sprockets.
  4. Power Transmission: The rotational motion of one sprocket is transferred to the other sprocket through the chain. This enables the transmission of power and motion between the two shafts connected to the sprockets.

Roller chains are widely used in various applications, including machinery, automobiles, motorcycles, bicycles, conveyors, and more. They offer high efficiency, reliability, and the ability to transmit substantial amounts of power. Regular maintenance, including lubrication and periodic inspection, is essential to ensure the proper functioning and longevity of a roller chain.

China Standard Heavy Type Short Pitch Roller Chain Link Chain Conveyor Chain  China Standard Heavy Type Short Pitch Roller Chain Link Chain Conveyor Chain
editor by CX 2023-10-09