Changzhou Boma Machinery Co.,Ltd is one of the leading China oil chain manufacturers and suppliers, and also a professional oil chain company and factory, we are always at your service.
Transmission Chain
According to the ISO Standards, BOMA Company produces different kinds of driving chains, which include Series A short pitch close roller chain, Series B short pitch precision roller chain, short pitch heavy roller chain, Series A short pitch straight roller chain, Series B short pitch straight roller chain, double pitch transmission roller chain, cranked link chain, oil rig chain, and etc.
Usable area: It is widely usable in petroleum industry, printing machinery, escalator, construction machinery, shipping industry, war industry and other machinery manufacturing industries.
| Chain No. | Pitch | Roller dia. | Inside Width | Transverse pitch | Min. Push out forc | Height of inner plate | Ultimate tensile strength | ||||
| Bushing | Pin | Simple | Duplex | Triplex | |||||||
| P | P | d1(max) | b1(min) | Pt | N | N | h2(max) | Q | Q | Q | |
| in | mm | mm | mm | mm | N | N | N | ||||
| 60 | 3/4" | 19.05 | 11.91 | 12.70 | 22.78 | 1099 | 1833 | 18.08 | 31.27 | 62.54 | 93.81 |
| 80 | 1" | 25.40 | 15.87 | 15.88 | 29.29 | 1944 | 3238 | 24.13 | 55.60 | 111.20 | 166.80 |
| 100 | 11/4" | 31.75 | 19.05 | 19.05 | 35.76 | 2825 | 4715 | 30.18 | 86.84 | 173.68 | 260.52 |
| 120 | 11/2" | 38.10 | 22.22 | 25.40 | 45.44 | 3821 | 6361 | 36.20 | 125.10 | 250.20 | 375.30 |
| 140 | 13/4" | 44.45 | 25.40 | 25.40 | 48.87 | 4982 | 8363 | 42.24 | 170.27 | 340.54 | 510.81 |
| 160 | 2" | 50.80 | 28.57 | 31.75 | 58.5 | 6316 | 10542 | 48.26 | 222.40 | 444.80 | 667.20 |
| 180 | 21/4" | 57.15 | 35.71 | 35.71 | 65.84 | 9430 | 15747 | 54.31 | 281.57 | 563.14 | 844.71 |
| 200 | 21/2" | 63.50 | 39.67 | 38.10 | 71.55 | 12188 | 20373 | 60.33 | 347.41 | 694.82 | 1024.23 |
| 240 | 3" | 76.20 | 47.62 | 47.62 | 87.83 | 15747 | 23931 | 72.39 | 500.40 | 1000.80 | 1501.30 |