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.
Shaft used for power transmission
Custom-made shaft
Shaft used in gearbox
Shaft with heat treatment
Material: 20CrMnTi, 40Cr, 8620H
| 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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