Round link chains according to DIN 766
| Nominal thickness (d), mm | Internal length of the link (t), mm | External link width (b), mm | Thickness of the link (b2), mm | Permissible load, kN | Weight, kg | Carrying capacity, kg | № iron | № galvanization |
| 4 | 16 | 4,8 | 13,6 | 8 | 0,32 | 200 | 7124066 | 7124061 |
| 5 | 18,5 | 6 | 17 | 12,5 | 0,5 | 320 | 7125066 | 7125061 |
| 6 | 18,5 | 7,2 | 20,4 | 16 | 0,8 | 400 | 7126066 | 7126061 |
| 7 | 22 | 8,4 | 23,8 | 25 | 1,1 | 630 | 7127066 | 7127061 |
| 8 | 24 | 9,6 | 27,2 | 32 | 1,4 | 800 | 7128066 | 7128061 |
| 10 | 28 | 12 | 36 | 50 | 2,3 | 1250 | 7121066 | 7121061 |
| 13 | 36 | 15,6 | 47 | 80 | 3,9 | 2000 | 7121366 | 7121361 |
| 16 | 45 | 19,2 | 58 | 125 | 5,8 | 3200 | 7121666 | 7121661 |