Driving Chain Specifications:
Our driving chains are as following items:
1. Short pitch precision roller chains(A series)
2. Short pitch precision roller chains(B series)
3. Heavy duty series roller chains
4. Cottered type short pitch precision roller chains(A series)
5. Heavy duty series cottered type roller chains
6. Other roller chains
7. Corrosion resistant/Zinc-plated chains
8. Corrosion resistant/Nickel-plated chains
9. Corrosion resistant/Dacromet-plated chains
10. Oil field chains
11. Anti-sidebow chains for pushing window
12. Side bow chains
13. Side bow chains with attachments
14. Heavy duty cranked-link transmission chains
15. Hy-Vo Silent chains
16. Silent chains
17. Self-tooth-forming chains(P. I. V. Chains)
18. Motorcycle chains
19. O-Ring motorcycle chains
20. O-Ring chains
21. Engine mechanism chains(Timing chains)
22. Self-lubrication roller chains
23. Chain couplings
24. Coupling chains
25. Bushing chains
26. Double pitch transmission chain
27. Double pitch transmission chain with attachments
Why choose us?
1. Hangzhou Donghua Chain Group Co., Ltd established in 1991, we have 5 subsidiaries in China and also have 6 subsidiaries abroad;
2. We covering a production area of 200, 100 square meters, have more than 1, 800 sets of advanced equipment and over 3, 100 highly skilled employees, the annual production capacity has exceeded 20, 000, 000 meters;
3. We specialized in producing all kinds of standard chains and special chains, such as A or B series chains, driving chains, conveyor chains, dragging chains, agricultural chains and so on;
4. We have obtained ISO9001, ISO14001, ISO16969, AAA and API certificates.
The company is specialized in producing all kinds of standard chains and special chains, E. G. A or B series chains, automobile chains, stainless steel chains, combine harvester chains, heavy-duty cranked link transmission chains, stereo garage chains and maintenance-free chains etc. In recent years, it invests the capital and depends on the improvement of technology to accelerate the step of new product development and the step of technology reform. It intends to produce high strength and precision chains in order to meet requirements of the domestic and overseas markets. We have enclosed our catalog, which introduces our company in detail and covers the main products we supply at present.
Should any of these items be of interest to you, please let us know. We will be happy to give you a quotation upon receipt of your detailed requirements.
We look forward to receiving your enquires soon.
Audited Supplier 
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