Guizhou GZG Transmission Co., Limited is one of the leading manufacturers and suppliers of heavy duty 40 roller chain in China, featured by quality products and good price. If you're going to buy durable heavy duty 40 roller chain made in China, welcome to get free sample from our factory. We also accept customized orders.
We are a manufacturer and exporter based in China, focusing on the research, development, production and sales of roller chains, sprockets, gears, pulleys and other transmission components. Our products are used in industries including food processing, pharmaceuticals, chemicals, automotive, agricultural machinery, construction machinery and mining equipment. We supply transmission parts to OEMs and industrial customers worldwide.
Quality control is carried out throughout the production process.
If you have inquiries about transmission parts, please contact us with your requirements, drawings or specifications.

Product Description
Compared with standard roller chain, heavy duty roller chain offers higher fatigue strength. It is more suitable for applications involving heavy loads and repeated shock loads.
To get a quote or for additional information on heavy duty roller chain please contact us.
|
Heavy Duty Series Roller Chain |
|||||||
|
ANSI |
Simplex |
35-1H |
40-1H |
50-1H |
60-1H |
80-1H |
100-1H |
|
Duplex |
35-2H |
40-2H |
50-2H |
60-2H |
80-2H |
100-2H |
|
|
Triplex |
35-3H |
40-3H |
50-3H |
60-3H |
80-3H |
100-3H |
|
|
Pitch |
mm |
9.525 |
12.7 |
15.875 |
19.05 |
25.4 |
31.75 |
|
inch |
3/8'' |
1/2'' |
5/8'' |
3/4'' |
1'' |
1 1/4'' |
|
|
ANSI |
Simplex |
120-1H |
140-1H |
160-1H |
180-1H |
200-1H |
240-1H |
|
Duplex |
120-2H |
140-2H |
160-2H |
180-2H |
200-2H |
240-2H |
|
|
Triplex |
120-3H |
140-3H |
160-3H |
180-3H |
200-3H |
240-3H |
|
|
Pitch |
mm |
38.1 |
44.45 |
50.8 |
57.15 |
63.5 |
76.2 |
|
inch |
1 1/2'' |
1 3/4'' |
2'' |
2 1/4'' |
2 1/2'' |
3'' |
|
FAQ
1. How can I know the progress of my order?
Once we receive your deposit, we will arrange production and keep you updated on its progress. When production is finished, all products will be inspected and tested carefully before packing, to avoid damage or defects. We can send inspection photos of your order for confirmation before delivery.
Statement: Product colors may vary slightly from the real item due to photography and scanning.
2. Can you guarantee your products?
We stand behind our products. If there is a quality issue within 30 days after receipt of goods, please contact us with photos and detailed description. We will check the case and arrange free replacement or compensation for your next order when the product fails to meet contract requirements.
3. Can you make products according to my request?
Yes, customization service and OEM service are available. You can send us your drawings, specifications or special requirements for evaluation.
Hot Tags: heavy duty 40 roller chain, China, manufacturers, suppliers, factory, stainless steel chain for business cards distribution, stainless steel chain with different finishes, Stainless Steel Grip Chains, stainless steel chain for domestic markets, stainless steel chain with low maintenance, stainless steel chain for locking




