General information
| Name: | m-20 |
| Type: | Pulling block chains |
| GOST: | ГОСТ 588-81 |
| ISO: |

Description
Pulling block chains are widely used in shipbuilding, machine-building industry, metallurgy, wood-pulp and paper industry, sugar refining industry, in water treatment plants, industrial transportation facilities, in drives of conveyors, elevators, road engineering and conveyors for different purposes.
Technical data
| Pitch (t): | 40-160 | mm |
| Plate thickness (S) : | 2,5 | mm |
| Ultimate tensile strength: | 20 (2000) | kN (kgs) |
Dimensions
| Pin length (b1) not more: | 35 | mm |
| Internal plates distance (b3) not less: | 15 | mm |
| (b4) not more: | 49 | mm |
| (d): | - | mm |
| Pin diameter (d1): | 6,0 | mm |
| Bush diameter (d2): | 9,0 | mm |
| Pulley diameter (d3): | 12,5 | mm |
| Bushing bore diameter (S) not less: | 2,5 | mm |
| Plates width (h): | 18 | mm |
Drawing




