China wholesaler 12b-2, 10b-2, 16b-2, 32b-2 Duplex Standard Roller Chain

Product Description

Product Description

Roller chain on various machine equipment, welded steel mill chain, welded steel drag chain, cast fixed pin chain, pintle chain, drop forged link chain and Engineer Class Driving Chain, with alloy steel and stainless steel selection according to your requirement

1, Chain types: agricultural chain, drop forged rivetless chain, Roller Chain, conveyor chain, sugar industry chain, palm oil industry chain, asphalt industry chain,elevator conveyor industry chain, double flex chain, pintle chain, weld steel drag chains, malleable chain etc;
2, Main materials: It is 40Mn. 40Cr, 45Mn alloy steel or SUS304 for plates, 10#, 20#, 20CrMnMo, 30CrMnTi for pins and rollers;
3, Heat treatment: Carburizing, Austemper Stressing, nitro-caburizing harden etc;
4, Surface: Shot peening, black, blue or original;
5, Package way: Plastic bag+ carton box+ plywood case

Detailed Photos

 

Product Parameters

ISO Chain No. Pitch Roller diameter Width between inner plate Pin diameter Chain path depth Depth of inner plates Transverses pitch Pin length Ultimate tensile strength Weight per meter
p d1(max) b1(min) d2(max) h1(min) h2(max) Pt L(max) Q(min) q≈
mm in mm mm mm mm mm mm mm kN kg/m
06B-1
06B-2
06B-3
9.525 3/8″ 6.35 5.72 3.28 8.52 8.26 10.24 13.5
23.8
34.0
8.9
16.9
24.9
0.4
0.8
1.2
08B-1
08B-2
08B-3
12.7 1/2″ 8.51 7.75 4.45 12.07 11.81 13.92 17.0
31.0
44.9
17.8
31.1
44.5
0.7
1.4
2.1
10B-1
10B-2
10B-3
15.875 5/8″ 10.16 9.65 5.08 14.99 14.73 16.59 19.6
36.2
52.8
22.2
44.5
66.7
1.0
1.9
2.8
12B-1
12B-2
12B-3
19.05 3/4″ 12.07 11.68 5.72 16.39 16.13 19.46 22.7
42.2
61.7
28.9
57.8
86.7
1.2
2.4
3.5
16B-1
16B-2
16B-3
25.4 1″ 15.88 17.02 8.28 21.34 21.08 31.88 36.1
68.0
99.9
60
106
160
2.7
5.4
8.2
20B-1
20B-2
20B-3
31.75 1 1/4″ 19.05 19.56 10.19 26.68 26.42 36.45 43.2
79.7
116.1
95
170
250
3.7
7.2
10.9
24A-1
24A-2
24A-3
38.1 1 1/2″ 25.4 25.4 14.63 33.73 33.4 48.36 53.4
101.8
150.2
160
280
425
7.1
13.4
20.1
28B-1
28B-2
28B-3
44.45 1 3/4″ 27.94 30.99 15.9 37.46 37.08 59.56 65.1
124.7
184.3
200
360
530
8.5
16.6
24.9
32B-1
32B-2
32B-3
50.8 2″ 29.21 30.99 17.81 42.72 42.29 58.55 67.4
126.0
184.5
250
450
670
10.3
21.0
31.6
40B-1
40B-2
40B-3
63.5 2 1/2″ 39.37 38.1 22.89 53.49 52.96 72.29 82.6
154.9
227.2
355
630
950
16.4
32.0
48.1
48B-1
48B-2
48B-3
76.2 3″ 48.26 45.72 29.24 64.52 63.88 91.21 99.1
190.4
281.6
560
1000
1500
25.0
50.0
75.0
56B-1
56B-2
88.9 3 1/2″ 53.98 53.34 34.32 78.64 77.85 106.6 114.6
221.2
850
1600
35.0
70.0
64B-1
64B-2
64B-3
101.6   63.5 60.96 39.4 91.08 90.17 119.89 130.9
250.8
370.7
1120.0
2000.0
3000.0
46
91
136.0
72B-1
72B-2
72B-3
114.3   72.39 68.58 44.8 104.67 103.63 136.27 147.4
283.7
420.0
1400.0
2500.0
3750.0
60.8
120.4
180.0

Packaging & Shipping

 

1. Inner packing: Poly bag, air bubble bag, carton according to buyer’s request.
2. Outer packing: OSB case or pallet.
3. Please remember to leave the correct contact ADDRESS information for delivery.

Our Advantages

Company Profile

We are a leading manufacturer of mechanical transmission spare parts, as well as several years 1 of reliable and trustworthy vendors. Our main items are roller chain, conveyor chain, agricultural chain, sugar industry chain, palm oil industry chain, asphalt industry chain,elevator conveyor industry chain etc.
At present, For South American, European, and Asian market, our superior products are fabricated according to your requirement and our quality meets ISO, ASME, DIN standard.

Please watch our process steps as below
(1) punch its outer plate and inner plates

(2)Shot peening workshop

(3) heat treatment workshop

(4) assembly preparation

(5) pins process

(6) Tensile Properties Test before shipment

 

After Sales Service

Our products can be repaired or replaced the new parts with free cost in 3 months.

FAQ

Question:
1.Q:How about mould cost?
A: primarily depend on : 1.Drawing, 2.material, 3.weight and quantity.
We need to know the structure of each parts to analyze the mold solution by:

1) –Complete design drawing, product model or actual sample —– the best way
–PDF drawing with complete dimension for each parts
–Clearly photos for each parts with more angle-views to show every features.

2)The materials, technical parameters and surface treatments.
technical parameters: tell us about its model, pitch, roller diameter, width between inner plates, attachment type, outside drawing etc.

3)The quantity of order.

2.Q:How to control the product processing?
A: The processing report or pictures will be sent to the customer every week/ each month for review.

3.Q:Who will own the mould?
A:Customer, also the mould can be kept in our factory for future order.

4.Q:How long do you make your quotation?
A:After receiving detail informations we will quote in 1 to 3 days.

5.Q: MOQ? —
small chain type: if its pitch is less than 38.10mm and its thickness is less than 5mm, MOQ is 1500 CHINAMFG on these roller chains or conveyor chains;
middle chain type: MOQ is 1000 CHINAMFG on these roller chains or conveyor chains;
big chain type: if its pitch is more than 76.20mm and its thickness is more than 10mm, MOQ is 200 CHINAMFG on these roller chains or conveyor chains;

I hope we can do business together, and look CHINAMFG to hearing from you soon
 

Standard or Nonstandard: Standard
Application: Textile Machinery, Garment Machinery, Food Machinery, Mining Equipment, Agricultural Machinery
Surface Treatment: Carburizing and Quenching
Structure: Roller Chain
Material: Alloy
Type: Short Pitch Chain
Samples:
US$ 8.6/Meter
1 Meter(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

duplex chain

How do duplex chains handle side loads?

Duplex chains are designed to handle side loads effectively, although they have limitations compared to specialized chains designed specifically for side-loaded applications. Here are some key points to consider:

  • Alignment and Tension: Proper alignment and tension are crucial for duplex chains to handle side loads. The sprockets should be aligned accurately to minimize lateral forces on the chain. Additionally, maintaining the appropriate tension ensures optimal engagement and reduces the risk of excessive lateral movement.
  • Chain Strength: Duplex chains are constructed using high-strength materials, such as alloy steel, to withstand the forces exerted during side-loading. These chains have sufficient tensile strength to resist deformation and maintain their integrity under lateral forces.
  • Chain Width and Plate Design: The width and design of the chain plates also play a role in handling side loads. Duplex chains typically have wider plates compared to standard chains, providing increased contact area with the sprockets and better resistance to lateral forces.
  • Lubrication: Proper lubrication is crucial for reducing friction and wear caused by side loads. Lubricating the chain adequately helps minimize heat generation and ensures smooth operation even under side-loaded conditions.
  • Application Limitations: While duplex chains can handle some degree of side loads, it’s important to consider their limitations. If an application requires significant side loading, it may be more appropriate to choose a specialized chain designed specifically for side-loaded applications.

Overall, while duplex chains can handle moderate side loads, it’s essential to ensure proper alignment, tension, and lubrication for optimal performance. Evaluating the specific requirements of the application and consulting with chain manufacturers or engineers can help determine the suitability of duplex chains for side-loaded applications.

duplex chain

Are there any special considerations for installing duplex chains?

Installing duplex chains requires careful attention to ensure proper operation and maximize chain life. Here are some special considerations to keep in mind:

  • Sprocket alignment: It is crucial to align the sprockets accurately during installation. Proper alignment involves ensuring that the sprockets are parallel to each other and have the correct center-to-center distance. This helps to maintain smooth engagement between the chain and sprockets, minimizing wear and extending the chain’s lifespan.
  • Tensioning: Duplex chains require proper tensioning to ensure optimal performance. The chain should have the correct amount of tension, neither too loose nor too tight. Insufficient tension can result in chain slippage, while excessive tension can lead to increased wear and stress on the chain components. Follow the manufacturer’s guidelines or consult a professional to determine the appropriate tension for your specific application.
  • Lubrication: Adequate lubrication is essential for the smooth operation and longevity of duplex chains. During installation, make sure to apply the recommended lubricant to all the chain components. Regularly inspect and lubricate the chain as per the manufacturer’s recommendations or based on the operating conditions of your application.
  • Proper handling: Handle duplex chains with care during installation to avoid any damage or deformation. Avoid subjecting the chain to excessive force or bending, as this can impact its performance and durability.
  • Regular inspection: After installation, it is important to regularly inspect the duplex chain and its components for signs of wear, damage, or misalignment. Address any issues promptly to prevent further damage and ensure the chain operates optimally.

By considering these special installation considerations, you can enhance the performance, reliability, and lifespan of the duplex chain in your power transmission system.

duplex chain

How do duplex chains handle shock loads and impact forces?

Duplex chains are designed to handle shock loads and impact forces encountered in various industrial applications. Here’s a detailed explanation of how duplex chains cope with these dynamic forces:

  • Robust construction: Duplex chains are constructed with high-quality materials, typically alloy steel, which provides excellent strength and durability. The chain’s solid and sturdy construction enables it to withstand sudden shocks and impacts without deforming or breaking.
  • Increased load distribution: The duplex chain’s dual-row design allows for better load distribution. When subjected to a shock load or impact force, the load is spread across two parallel rows of links, reducing stress concentration on individual links. This distribution of force helps minimize the risk of chain failure and ensures reliable performance.
  • Improved fatigue resistance: Duplex chains are designed to resist fatigue caused by repetitive loading and cyclic stress. The dual-row configuration enhances the chain’s fatigue strength, enabling it to withstand shock loads and impact forces without premature wear or failure.
  • Enhanced tensile strength: Duplex chains are manufactured with a higher tensile strength to handle the increased forces associated with shock loads and impacts. The material composition and manufacturing processes ensure the chain’s ability to withstand sudden and significant forces without stretching or breaking.
  • Selection of appropriate chain size and type: When considering shock loads and impact forces, it’s crucial to select the appropriate duplex chain size and type based on the specific application requirements. Consulting chain manufacturer’s guidelines and engineering standards can help ensure the chain’s suitability for the intended load and impact conditions.
  • Regular inspection and maintenance: To ensure the continued performance and reliability of a duplex chain in the presence of shock loads and impact forces, regular inspection and maintenance are essential. Inspecting for any signs of wear, checking proper lubrication, and promptly addressing any issues or damaged components can help prolong the chain’s lifespan and maintain its performance under dynamic loading conditions.

By combining robust construction, improved load distribution, fatigue resistance, and appropriate maintenance, duplex chains are well-equipped to handle shock loads and impact forces commonly encountered in heavy-duty applications. However, it’s important to consider the specific requirements of the application and consult with experts to ensure the proper selection and installation of duplex chains for optimal performance and longevity.

China wholesaler 12b-2, 10b-2, 16b-2, 32b-2 Duplex Standard Roller Chain  China wholesaler 12b-2, 10b-2, 16b-2, 32b-2 Duplex Standard Roller Chain
editor by CX 2023-10-23