DONGHUA Chain Group is the most professional manufacturer of power transmission in China, manufacturing roller chains, industry sprockets, motorcycle sprockets, casting sprockets, different type of couplings, pulleys, taper bushes, locking devices, gears, shafts, CNC precision parts and so on.
We adopt good quality raw material and strict with DIN, ANSI, JIS standard ect, We have professional quality conrol team, complet equipment, advanaced technology. In 1999, Donghua obtained ISO9001 Certificate of Quality Assurance System, besides, the company also devotes itselt o environmental protection, In2002, it also obtained ISO14001 Certificate of Environment Management System.
Chain coupling: Made of 2 sprockets, 2 chains and a housing in yellow.
The Donghua Chain coupling is composed of a duplex roller chain and a pair of coupling sprockets. The function of connection and detachment is done by the joint of chain. It has the characteristic of compact and powerful, excellent durability, safe and smart, simple installation and easy alignment, The Donghua Chain coupling is suitable for a wide range of coupling applications.
Chain coupling No. Chain No.
DH C-3012 COUPLING 06B-2X12
DH C-4012 COUPLING 40-2X12
DH C-4014COUPLING 40-2X14
DH C-4016 COUPLING 40-2X16
DH C-5014 COUPLING 50-2X14
DH C-5016 COUPLING 50-2X16
DH C-5018 COUPLING 50-2X18
DH C-6018 COUPLING 60-2X18
DH C-6020 COUPLING 60-2X20
DH C-6022 COUPLING 60-2X22
DH C-8018 COUPLING 80-2X18
DH C-12018 COUPLING 120-2X18
DH C-12022 COUPLING 120-2X22
We are also professional manufacture of Universal Joint coupling supplying coupling made by brass, SS, aluminum, steel, PP, Nylon.
If you need catalogue or have any question, Pls contact us on free.
| Product name |
Coupling with Chain and Sprocket |
| Materials Available |
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420 |
| 2. Steel:C45(K1045), C46(K1046),C20 |
| 3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40) |
| 4. Bronze: C51000, C52100, C54400, etc |
| 5. Iron: 1213, 12L14,1215 |
| 6. Aluminum: Al6061, Al6063 |
| 7.OEM according to your request |
| Surface Treatment |
Annealing, natural anodization, heat treatment, polishing, nickel plating, chrome plating, znic plating,yellow passivation, gold passivation, satin, Black surface painted etc. |
| Products Available |
sprockt chains, pulley, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels gear rack) bearing, bearing seat, bushing, coupling, lock assembly etc. |
| Processing Method |
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly |
| QC : |
Technicians self-check in production,final-check before package by professional Quality inspector |
| Size |
Drawings |
| Package |
Wooden Case/Container and pallet, or as per customized specifications |
| Certificate |
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009 |
| Advantage |
Quality first Service superior , Advanced equipment,Experienced workers,Perfect testing equipment |
| Lead Time |
15-25days samples. 30-45days offcial order |
Audited Supplier 
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