Description
A Series Block Roller Chain

The Block Roller Chain is a reliable and versatile power transmission solution that is widely used across various industries. Designed to transfer motion and torque efficiently, this chain offers exceptional performance, durability, and ease of use. Whether you’re in manufacturing, agriculture, or any industry that requires power transmission, the Block Roller Chain is an ideal choice.
Block Roller Chain Parameter:

| Chain No. | Pitch | Roller diameter | Width between inner plates | Pin diameter | Pin length | Inner plate depth | Plate thickness | Transverse pitch | Ultimate tensile strength | Average tensile strength | Weight per meter | ||
| P | d1 max |
b1 min |
d2 max |
L max |
Lc max | h2 max |
T max |
Pt | Q min |
Q0 | q | ||
| mm | mm | mm | mm | mm | mm | mm | mm | mm | kN/lbf | kN | kg/m | ||
| *C35-1 | 9.525 | 5.08 | 4.77 | 3.58 | 13.3 | 14.3 | 9.00 | 1.30 | – | 7.9/1795 | 10.8 | 0.41 | |
| C08A-1 | C40-1 | 12.700 | 7.95 | 7.85 | 3.96 | 16.6 | 18.8 | 12.00 | 1.50 | – | 14.1/3273 | 17.5 | 0.73 |
| C10A-1 | C50-1 | 15.875 | 10.16 | 9.40 | 5.08 | 20.7 | 23.3 | 15.09 | 2.03 | – | 22.2/5045 | 29.4 | 1.23 |
| C12A-1 | C60-1 | 19.050 | 11.91 | 12.57 | 5.94 | 25.9 | 28.3 | 18.0/18.2 | 2.42 | – | 31.8/7227 | 41.5 | 1.81/1.83 |
| C16A-1 | C80-1 | 25.400 | 15.88 | 15.75 | 7.92 | 32.7 | 36.5 | 24.00 | 3.25 | – | 56.7/12886 | 69.4 | 3.09 |
| C20A-1 | C100-1 | 31.750 | 19.05 | 18.90 | 9.53 | 40.4 | 44.7 | 30.00 | 4.00 | – | 88.5/20114 | 109.2 | 4.56 |
| C24A-1 | C120-1 | 38.100 | 22.23 | 25.22 | 11.10 | 50.3 | 54.3 | 35.70 | 4.80 | – | 127.0/28864 | 156.3 | 6.86 |
| C28A-1 | C140-1 | 44.450 | 25.40 | 25.22 | 12.70 | 54.4 | 59.0 | 41.00 | 5.60 | – | 172.4/39182 | 212.0 | 8.49 |
| C32A-1 | C160-1 | 50.800 | 28.58 | 31.55 | 14.27 | 64.8 | 69.6 | 47.80 | 6.40 | – | 226.8/51545 | 278.9 | 11.50 |
| C08A-2 | C40-2 | 12.700 | 7.95 | 7.85 | 3.96 | 31.0 | 33.2 | 12.00 | 1.50 | 14.38 | 28.2/6409 | 35.9 | 1.43 |
| C10A-2 | C50-2 | 15.875 | 10.16 | 9.40 | 5.08 | 38.9 | 41.4 | 15.09 | 2.03 | 18.11 | 44.4/10091 | 58.1 | 2.42 |
| C12A-2 | C60-2 | 19.050 | 11.91 | 12.57 | 5.94 | 48.8 | 51.1 | 18.0/18.2 | 2.42 | 22.78 | 63.6/14455 | 82.1 | 3.58/3.62 |
| C16A-2 | C80-2 | 25.400 | 15.88 | 15.75 | 7.92 | 62.7 | 65.8 | 24.00 | 3.25 | 29.29 | 113.4/25773 | 141.8 | 6.12 |
| C20A-2 | C100-2 | 31.750 | 19.05 | 18.90 | 9.53 | 76.4 | 80.5 | 30.00 | 4.00 | 35.76 | 177.0/40227 | 219.4 | 9.08 |
| C24A-2 | C120-2 | 38.100 | 22.23 | 25.22 | 11.10 | 95.8 | 99.7 | 35.70 | 4.80 | 45.44 | 254.0/57727 | 314.9 | 13.60 |
| C28A-2 | C140-2 | 44.450 | 25.40 | 25.22 | 12.70 | 103.3 | 107.9 | 41.00 | 5.60 | 48.87 | 344.8/78364 | 427.5 | 16.86 |
| C32A-2 | C160-2 | 50.800 | 28.58 | 31.55 | 14.27 | 123.3 | 128.1 | 47.80 | 6.40 | 58.55 | 453.6/103091 | 562.4 | 22.90 |
| C08A-3 | C40-3 | 12.700 | 7.95 | 7.85 | 3.96 | 45.4 | 47.6 | 12.00 | 1.50 | 14.38 | 42.3/9614 | 50.0 | 2.14 |
| C10A-3 | C50-3 | 15.875 | 10.16 | 9.40 | 5.08 | 57.0 | 59.5 | 15.09 | 2.03 | 18.11 | 66.6/15136 | 77.8 | 3.62 |
| C12A-3 | C60-3 | 19.050 | 11.91 | 12.57 | 5.94 | 71.5 | 73.9 | 18.0/18.2 | 2.42 | 22.78 | 95.4/21682 | 111.1 | 5.36/5.41 |
| C16A-3 | C80-3 | 25.400 | 15.88 | 15.75 | 7.92 | 91.7 | 95.1 | 24.00 | 3.25 | 29.29 | 170.1/38659 | 198.4 | 9.10 |
| C20A-3 | C100-3 | 31.750 | 19.05 | 18.90 | 9.53 | 112.2 | 116.3 | 30.00 | 4.00 | 35.76 | 265.5/60341 | 309.6 | 13.60 |
| C24A-3 | C120-3 | 38.100 | 22.23 | 25.22 | 11.10 | 141.4 | 145.2 | 35.70 | 4.80 | 45.44 | 381.0/86591 | 437.2 | 20.43 |
| C28A-3 | C140-3 | 44.450 | 25.40 | 25.22 | 12.70 | 152.2 | 156.8 | 41.00 | 5.60 | 48.87 | 517.2/117545 | 593.3 | 25.23 |
| C32A-3 | C160-3 | 50.800 | 28.58 | 31.55 | 14.27 | 181.8 | 186.6 | 47.80 | 6.40 | 58.55 | 680.4/154636 | 780.6 | 34.19 |
Unleash the Power of Efficiency with the Block Roller Chain:
Experience seamless power transmission and unparalleled efficiency with the revolutionary Block Roller Chain. Engineered to exceed expectations, this exceptional product is designed to optimize performance and elevate your machinery to new heights. Discover the key features that set the Block Roller Chain apart from the competition:
- Unmatched Durability: Crafted from premium-grade materials, the Block Roller Chain is built to withstand the toughest conditions. Its robust construction ensures longevity and reliability, reducing downtime and maintenance costs.
- Superior Power Transmission: With precision-engineered components, the Block Roller Chain offers unrivaled power transmission capabilities. Every rotation is flawlessly transferred, maximizing output and minimizing energy loss.
- Easy Installation and Maintenance: Say goodbye to complicated setups. The Block Roller Chain boasts a user-friendly design, allowing for quick and hassle-free installation. Additionally, routine maintenance is simplified, ensuring optimal performance with minimal effort.
We are one of the best block roller chain manufacturers. We can offer wide block roller chain stock. We also provide corresponding sprockets. We have exported our products to clients around the world and earned a good reputation because of our superior product quality and after-sales service. We warmly welcome customers both at home and abroad to contact us to negotiate business, exchange information, and cooperate with us!



