China Best Sales Heavy Type Short Pitch Roller Chain Link Chain Conveyor Chain

Product Description

CZPT 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

What are the differences between ANSI and ISO roller chain standards?

ANSI (American National Standards Institute) and ISO (International Organization for Standardization) are two widely recognized standards for roller chains. Here’s a detailed answer to the question:

1. Designation and Nomenclature: ANSI and ISO roller chains have different designations and nomenclature. ANSI chains typically use a three-digit number to denote the pitch size, while ISO chains use a four-digit number. The nomenclature for chain sizes and dimensions may also vary between the two standards.

2. Dimensions and Tolerances: ANSI and ISO roller chains may have slight differences in dimensions and tolerances. While the basic design principles are similar, there may be variations in the allowable tolerances for pitch, roller diameter, plate thickness, and other critical dimensions.

3. Load Capacity and Strength: ANSI and ISO standards have different approaches to determining the load capacity and strength of roller chains. The formulas and methods used for calculating the maximum allowable load and ultimate strength may differ between the two standards.

4. Interchangeability: ANSI and ISO roller chains are generally not interchangeable. The differences in dimensions, tolerances, and load capacity calculations make it important to use chains that conform to the specific standard required by the application.

5. Regional Adoption: ANSI roller chain standards are widely used in North America, while ISO standards are more commonly adopted in Europe and many other parts of the world. The regional preference and market availability may influence the choice of standard in different applications and industries.

It’s important to consult the specific ANSI or ISO standard documents for detailed information on the requirements and specifications of roller chains. Additionally, working with suppliers or manufacturers familiar with the applicable standards can help ensure the proper selection and use of roller chains in accordance with the desired standard.

roller chain

What are the limitations of using roller chains in certain applications?

Roller chains are versatile and widely used in various applications, but they do have some limitations to consider. Here’s a detailed answer to the question:

1. Speed Limitations: Roller chains have a practical speed limit due to factors such as chain length, centrifugal forces, and roller-to-sprocket engagement. At high speeds, the centrifugal forces can cause excessive chain vibration and increase wear, potentially leading to chain failure. In such cases, alternative power transmission systems like gears or belts may be more suitable.

2. Precision Requirements: Roller chains require proper alignment and tensioning for efficient operation. In applications that demand high precision, such as precision machinery or robotics, the inherent flexibility and slight elongation of roller chains may not meet the desired accuracy requirements. In such cases, alternative systems like timing belts or direct drive solutions may be preferred.

3. Environmental Limitations: Roller chains may not be suitable for certain environments with extreme temperatures, corrosive substances, or high levels of contamination. Harsh conditions can accelerate chain wear, reduce lubrication effectiveness, or cause corrosion. In these situations, specialized chains with appropriate coatings or alternative power transmission systems may be necessary.

4. Noise and Vibration: Roller chains can generate noise and vibrations during operation, particularly when not properly tensioned or maintained. In applications where noise or vibration is a concern, such as in noise-sensitive environments or precision machinery, additional measures like chain tensioners, vibration dampening, or alternative drive systems may be required.

5. Size and Space Constraints: Roller chains have a certain physical size and require appropriate clearance for installation. In applications with limited space or tight packaging requirements, alternative power transmission systems like compact belts or direct drives might be more suitable.

It’s important to carefully evaluate the specific requirements and constraints of each application when considering the use of roller chains. Alternative power transmission systems may be more suitable in certain cases, and consulting with experts or manufacturers can help determine the best solution for the intended application.

roller chain

Can roller chains be used in corrosive environments?

Roller chains can be used in certain corrosive environments, but it depends on the specific conditions and the type of roller chain used. Here’s a detailed answer to the question:

In general, standard roller chains are not suitable for prolonged exposure to corrosive environments, as they are typically made from carbon steel and are vulnerable to corrosion. However, there are specialized roller chains available that are specifically designed to withstand corrosive conditions. These chains are typically made from corrosion-resistant materials such as stainless steel or nickel-plated steel.

Corrosion-resistant roller chains offer several advantages:

1. Enhanced Corrosion Resistance: The use of corrosion-resistant materials provides excellent resistance to rust, oxidation, and chemical corrosion. This makes them suitable for applications where the chain is exposed to moisture, chemicals, or other corrosive agents.

2. Extended Lifespan: Corrosion-resistant roller chains have a longer service life compared to standard chains in corrosive environments. The resistance to corrosion helps maintain the chain’s structural integrity and prevents premature wear or failure.

3. Reduced Downtime and Maintenance: By using corrosion-resistant roller chains, maintenance and downtime due to chain corrosion are minimized. These chains require less frequent lubrication and are less prone to seizing or becoming stuck due to corrosion, resulting in reduced maintenance and increased operational efficiency.

However, it’s important to note that even corrosion-resistant roller chains have limitations. The level of corrosion resistance can vary depending on the specific material and environmental factors. In highly aggressive or extreme corrosive environments, additional protective measures such as specialized coatings or sealants may be necessary.

Before selecting a roller chain for a corrosive environment, it is essential to consider the severity of the corrosion, temperature, chemical exposure, and other environmental factors. Consulting with a knowledgeable supplier or engineer can help determine the most suitable chain material and design for the specific application.

China Best Sales Heavy Type Short Pitch Roller Chain Link Chain Conveyor Chain  China Best Sales Heavy Type Short Pitch Roller Chain Link Chain Conveyor Chain
editor by CX 2023-08-15