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.
Long life and high load-bearing Solid Bushing and Solid Roller chains 80-SBR
BAERING-LOAD:30% UP
LIFE TIME: 2 OR 3 TIMES UP
| chain No. | P | d1 | h2 | t/T |
| mm | mm | mm | mm | |
| 80SBR | 25.40 | 15.88 | 23.4 | 3.2 |
| 100SBR | 31.75 | 19.05 | 29.3 | 4.0 |
| 120SBR | 38.10 | 22.23 | 35.1 | 4.8 |
| 140SBR | 44.45 | 25.40 | 40.9 | 5.6 |
| 160SBR | 50.80 | 28.58 | 46.7 | 6.4 |
| 180SBR | 57.15 | 35.70 | 52.5 | 7.1 |
| 200SBR | 63.50 | 39.68 | 59.6 | 8.0 |
| 240SBR | 76.20 | 47.63 | 70.3 | 9.5 |
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