Product Description

Item Chain Coupling Model All
Row Duplex Application Machinery Parts
Surface Teatment Self-color/Sand-blasted/Shot-peening Brand OEM
Package Poly bag, then box, finally poly-wooden case Port Any sea port or airport in China

Other Products
Standard A/B Roller Chain 08B,10B,12B,16B,40,50,60,80 Motorcycle Chain 415,415H,420,428,428H,520,520H,525,530
Bicycle Chain 410,Z50,Z51,Z80,Z10,RX-11 Silent Chain SC3,SC4,SC5,SC6,SC8,SC10
Oil Field Chain 100G,120G,140G,160G,180G Side Bow Chain 40SB,43SB,50SB,60SB,63SB,80SB,08BSB
Heavy Duty Cranked Link Chain 2571,2512,2814,3315,3618,
4571,2184,4824
Chain Coupling 3012,4012,4014,5014,5016,5018,6018,6571,
6571,8018,8571,8571,1571,12018,12571
Double Pitch Conveyor Chain C2040,C2042,C2050,C2052,C2060,
C2062,C2060,C2080,C2082,C2100
Welded Chain  
Chain with Extended Pins 08A/10A/12A/16A-D1/D2 Hollow Pin Chain 08BHP,10BHP,12BHP,40HP,50HP,60HP,80HP
Rubber Top Roller Chain 08B-G1/G2,10B-G1/G2,12B-G1/G2,16B-G1/G2,20B-G1,24B-G1 Double Plus Chain BS25-C206B,BS25-C208A,BS25-C210A,BS30-C212A,BS30-C216A
Plastic Chain PC35,PC40,PC50,PC60 Palm Oil Chain 5571,5094,5234,3076,4075,5289,5257,5305
Sugar Mill Chain 2184,8184, 0571 3, 0571 5,5956 Paver Chain P80,P78.1
Paper Mill Chain 63PF2 Bottle Washer Chain P139.7-A2,P140,P150X,P155X,P160X,
P165X,P169X
Steel Mill Chain P100,P160,P500 Leaf Chain BL523,BL534,BL588,BL634,BL866,BL1244
Agricultural Chain S45,S55,S55V,A550,CA550,CA624 Forged Chain 10160,14218,14226,160,125,200,216,260
Forged Trolley X348,X458,X678,X698,160 Cast Chain CC600,C55,C188,C102B,C132,477,455,488
Overhead Conveyor Forged Chain 5075-S/HH/HA, 7 Tons, 5 Tons Detachable Chain 25,32,42,51,52,55,62,70,72
Snow Chain D6,8,10,12,14,18,22,24,26,28,30 Sprockets Standard, Non-standard

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chain coupling

What are the common materials used in chain couplings?

Chain couplings are commonly made from various materials that offer the necessary strength, durability, and wear resistance required for transmitting torque between shafts. The choice of materials depends on factors such as the application requirements, operating conditions, and the specific design of the coupling. Here are some common materials used in chain couplings:

  • Steel: Steel is one of the most widely used materials for chain couplings. It offers excellent strength, toughness, and resistance to wear and fatigue. Carbon steel and alloy steel are commonly used, with alloy steel providing enhanced properties such as higher tensile strength and improved corrosion resistance.
  • Stainless Steel: Stainless steel is chosen for chain couplings when corrosion resistance is a critical requirement. It offers good mechanical properties along with resistance to rust and corrosion, making it suitable for applications in harsh environments or where exposure to moisture or chemicals is present.
  • Cast Iron: Cast iron is occasionally used for chain couplings, particularly in applications where cost-effectiveness and moderate strength are important factors. Cast iron provides good wear resistance and can withstand moderate loads and operating conditions.
  • Bronze: Bronze is utilized in certain specialized chain couplings, especially in applications where self-lubrication and high resistance to corrosion are required. Bronze has good friction properties and can operate in conditions where lubrication may be limited or unavailable.
  • Plastics: In some cases, certain plastics, such as nylon or polyurethane, are used for chain coupling components like chain guides or protective covers. Plastics offer low friction, noise reduction, and resistance to chemicals, making them suitable for specific applications.

It’s important to note that the materials used in chain couplings may vary depending on the specific manufacturer, coupling design, and application requirements. It is recommended to consult the manufacturer’s specifications and guidelines to determine the appropriate materials for a particular chain coupling.

Additionally, in some cases, chain couplings may incorporate a combination of different materials, such as steel for the sprockets and roller chain, and elastomers for the flexible elements. This hybrid construction allows for optimized performance, balancing strength, flexibility, and damping characteristics.

Overall, the selection of materials for chain couplings is crucial to ensure reliable and efficient power transmission while considering factors such as load capacity, operating conditions, and the desired service life of the coupling.

chain coupling

Can chain couplings accommodate angular misalignment?

Yes, chain couplings are designed to accommodate a certain degree of angular misalignment between the connected shafts. Angular misalignment refers to the situation where the axes of the two shafts are not perfectly aligned and form an angle with each other.

Chain couplings are flexible in nature, and their design allows for some degree of angular displacement. The flexibility is primarily provided by the roller chain, which can bend and adjust to a certain extent to accommodate the misalignment. This flexibility helps to reduce the stress on the coupling components and allows for smoother operation even in the presence of angular misalignment.

However, it is important to note that chain couplings have limitations in terms of angular misalignment. Excessive angular misalignment beyond the specified limits can lead to increased stress, accelerated wear, and potential coupling failure. The manufacturer’s specifications and guidelines should be followed to ensure that the angular misalignment remains within the acceptable range for the specific chain coupling being used.

Regular inspection and maintenance of the chain coupling are also essential to identify and address any misalignment issues. If significant angular misalignment is detected, corrective measures should be taken, such as realigning the shafts or considering alternative coupling options that are better suited for the specific misalignment requirements.

It is worth mentioning that chain couplings are more tolerant of angular misalignment compared to some other types of couplings, such as rigid or gear couplings. However, it is still important to strive for proper alignment during installation and minimize any excessive misalignment to ensure optimal performance, reliability, and longevity of the chain coupling and the connected machinery or equipment.

chain coupling

How does a chain coupling work?

A chain coupling works by connecting two rotating shafts using a roller chain and sprockets. The sprockets have teeth that engage with the rollers of the chain, creating a positive drive mechanism.

When the first shaft rotates, it drives the sprocket attached to it. The engaged chain then transfers the motion to the second sprocket and the second shaft, causing it to rotate as well.

The chain coupling design allows for flexibility and misalignment compensation. In the presence of angular misalignment between the shafts, the chain can accommodate the deviation by flexing and adjusting its position on the sprockets. Similarly, if there is parallel misalignment or axial displacement, the chain coupling can flex and adjust to maintain proper engagement and transmit torque between the shafts.

The engagement between the sprocket teeth and the chain rollers ensures a positive drive, meaning that the torque from the driving shaft is efficiently transferred to the driven shaft. This makes chain couplings suitable for applications where high torque loads need to be transmitted.

Proper lubrication is essential for the smooth operation and longevity of a chain coupling. Lubricants such as oil or grease are applied to the chain and sprockets to reduce friction and wear. The lubrication helps prevent heat buildup and ensures the chain and sprockets rotate smoothly, minimizing power losses and extending the lifespan of the coupling.

In summary, a chain coupling operates by using a roller chain and sprockets to connect two rotating shafts. The engaged chain transfers torque from the driving shaft to the driven shaft, while accommodating misalignment between the shafts. The positive drive mechanism and the flexibility of the chain make chain couplings effective in transmitting high torque loads while allowing for smooth and reliable power transmission.

China Custom 5016 Standard Roller Chain Coupling  China Custom 5016 Standard Roller Chain Coupling
editor by CX 2024-04-04