Heavy Duty Transmission Roller Chain: High-Performance Drive Solutions from a Professional Manufacturer
A Leading Power Transmission Specialist with Two Modernized Factories
As a premier manufacturer in the power transmission industry, we specialize in producing high-quality heavy-duty roller chains designed for the most demanding industrial environments. With two self-owned state-of-the-art production factories, we maintain total control over the manufacturing process—from raw material selection to final precision assembly.
Our dual-factory capacity ensures not only consistent quality but also a stable supply chain and competitive factory-direct pricing. When you choose our chains, you are partnering with a professional supplier committed to durability and engineering excellence.
Why Our Heavy-Duty Series Outperforms the Rest
Enhanced Fatigue Resistance and Tensile Strength
Our “H” (Heavy) series chains feature thicker link plates compared to standard roller chains. This design provides greater resistance to heavy shock loads and significantly higher fatigue strength, making them ideal for heavy-duty machinery and rigorous cycling operations.
Precision Heat Treatment for Maximum Durability
Utilizing advanced heat-treatment technology, every pin, bush, and roller is hardened to precise specifications. This ensures superior wear resistance and a longer service life, even in abrasive or high-speed applications.
Global Standards Compliance (ANSI & ISO)
We provide chains strictly according to international standard numbering. Our products are fully compatible with global equipment standards, ensuring seamless replacement and integration for your machinery.
Professional OEM & ODM Services
Beyond our standard inventory, we offer robust OEM and ODM capabilities. Whether you require specific surface coatings (like Dacromet or Nickel plating), specialized attachments, or custom dimensions, our engineering team is ready to deliver tailored solutions.
Technical Parameters (International Standard Models)
We supply a wide range of reinforced heavy-duty series chains. Below are some of our core models:
DIN ISO 链号
ANSI 链号
节距 P (mm)
滚子直径 d1 max (mm)
内节内宽 b1 min (mm)
销轴直径 d2 max (mm)
销轴长度 L max (mm)
连接销轴长度 Lc max (mm)
内链板高度 h2 max (mm)
排距 Pt (mm)
极限拉伸载荷 Q min (KN)
每米重量 q (kg/m)
08AH-1
40H
12.7
7.95
7.85
3.96
18.8
19.9
12
14.1
0.82
10AH-1
50H
15.875
10.16
9.4
5.08
22.1
23.4
15.09
22.2
1.25
12AH-1
60H
19.05
11.91
12.57
5.94
29.2
31
18
31.8
1.87
16AH-1
80H
25.4
15.88
15.75
7.92
36.2
37.7
24
56.7
3.1
20AH-1
100H
31.75
19.05
18.9
9.53
43.6
46.9
30
88.5
4.52
24AH-1
120H
38.1
22.23
25.22
11.1
53.5
57.7
36.2
127
6.6
28AH-1
140H
44.45
25.4
25.22
12.7
57.6
62.2
41
172.4
8.3
32AH-1
160H
50.8
28.58
31.55
14.27
68.2
73
47.8
226.8
10.3
40AH-1
200H
63.5
39.68
37.85
19.85
86.6
93.5
60
353.8
19.16
12AH-2
60H-2
19.05
11.91
12.57
5.94
55.3
57.1
18
26.11
63.6
3.7
16AH-2
80H-2
25.4
15.88
15.75
7.92
68.6
70.3
24
32.59
113.4
6.15
20AH-2
100H-2
31.75
19.05
18.9
9.53
82.7
86
30
39.09
177
9.03
24AH-2
120H-2
38.1
22.23
25.22
11.1
102.4
106.4
36.2
48.87
254
13.13
28AH-2
140H-2
44.45
25.4
25.22
12.7
109.8
114.4
41
52.2
344.8
16.6
32AH-2
160H-2
50.8
28.58
31.55
14.27
130.1
134.9
47.8
61.9
453.6
20.2
40AH-2
200H-2
63.5
39.68
37.85
19.85
164.9
171.8
60
78.31
707.6
38.11
12AH-3
60H-3
19.05
11.91
12.57
5.94
81.4
83.2
18
26.11
95.4
5.54
16AH-3
80H-3
25.4
15.88
15.75
7.92
101.4
102.9
24
32.59
171.1
9.42
20AH-3
100H-3
31.75
19.05
18.9
9.53
121.8
125.1
30
39.09
265.5
12.96
24AH-3
120H-3
38.1
22.23
25.22
11.1
151.2
155.2
36.2
48.87
381
19.64
28AH-3
140H-3
44.45
25.4
25.22
12.7
162
166.6
41
52.2
517.2
24.9
32AH-3
160H-3
50.8
28.58
31.55
14.27
192
196.8
47.8
61.9
680.4
30.1
40AH-3
200H-3
63.5
39.68
37.85
19.85
243.2
250.1
60
78.31
1061.4
57.06
Note: The “H” series features reinforced plates for superior impact resistance. Custom sizes are available upon request.
We believe in the quality of our craftsmanship. To ensure our products meet your specific requirements, we provide samples for testing and evaluation. We are equipped to ship our high-performance chains to any country worldwide, supported by efficient logistics and professional technical support.
Inquiry Requirements
To provide you with an accurate quote and the best lead times, please include the following information in your inquiry:
Model Number: (e.g., 80H, 100H-1, 120H-2, etc.)
Order Quantity: (Total length in meters/feet or number of strands)
Destination Country: (For logistics planning)
Detailed Delivery Address: (Street, City, State/Province)
Zip / Postal Code: (Required for precise shipping calculations)
Contact us today to experience the reliability of a professional transmission chain manufacturer!
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