DongSheng is specialized in producing all kinds of standard and non-standard 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.
Zhejiang yongkang dongsheng bushing chains 24A/120 roller chains
| Dongcheng chain No. | P | d1 | h2 | t/T |
| mm | mm | mm | mm | |
| 24A/120 | 38.10 | 22.23 | 35.70 | 4.80 |
Our factory has whole sets precision equipments such as punch(10sets), bender(7sets), high-speed reel machine(12sets), high-speed pin shaft cut machine(7sets), the most advanced mesh-belt furnace line(2sets), rotate furnace (9sets) and so on.
The Chain technic treatment is as below:
1.Shot peening =>2.Bluing =>3.Phosphating =>4.Nickel-plated =>5.Zincing =>6.Heat treatment =>7.Carburizing =>8.Quenching =>9.Tempering =>10.Oiling =>11.Greasing