A, AS, M
Uninsulated wires A, AS, M for overhead transmission lines GOST 839-80. These wires are designed for electric power transmission in overhead transmission lines.

Wire make-up:
- A – the wire is made of several twisted aluminium strands.
- AS – the wire is made of a steel support strand and aluminium strands.
- M – the wire is made of one or several twisted copper strands.
| A | AS |
|---|
| Nominal cross-section | Weight of 1 km of wire | Nominal cross-section | Weight of 1 km of wire |
|---|
| mm2 | kg | mm2 | kg |
|---|
| 16 | 43 | 10/1,8 | 42,7 |
| 25 | 68 | 16/2,7 | 64,9 |
| 35 | 94 | 25/4,2 | 100,3 |
| 50 | 135 | 35/6,2 | 148 |
| 70 | 189 | 50/8 | 195 |
| 95 | 252 | 70/11 | 276 |
| 120 | 321 | 70/72 | 755 |
| 150 | 406 | 95/16 | 385 |
| 185 | 502 | 95/141 | 1357,1 |
| 240 | 655 | 120/19 | 471 |
| 300 | 794 | 120/27 | 528 |
| 350 | 952 | 150/19 | 554 |
| 400 | 1072 | 150/24 | 599 |
| 450 | 1206 | 150/34 | 675 |
| 500 | 1378 | 185/24 | 705 |
| 550 | 1500 | 185/29 | 728 |
| 600 | 1618 | 185/43 | 816 |
| 650 | 1771 | 185/128 | 1525 |
| 700 | 1902 | 205/27 | 774 |
| 750 | 2062 | 240/32 | 921 |
| M | 240/39 | 952 |
|---|
| Nominal cross-section | Weight of 1 km of wire | 240/56 | 1106 |
|---|
| mm2 | kg | 300/39 | 1132 |
|---|
| 4 | 35 | 300/48 | 1186 |
| 6 | 52 | 300/66 | 1313 |
| 16 | 142 | 300/67 | 1323 |
| 25 | 224 | 300/204 | 2428 |
| 35 | 311 | 330/30 | 1152 |
| 50 | 444 | 330/43 | 1255 |
| 70 | 612 | 400/18 | 1199 |
| 95 | 850 | 400/22 | 1261 |
| 120 | 1058 | 400/51 | 1490 |
| 150 | 1338 | 400/64 | 1572 |
| 185 | 1659 | 400/93 | 1851 |
| 240 | 2124 | 450/56 | 1640 |
| 300 | 2614 | 500/26 | 1537 |
| 350 | 3071 | 500/27 | 1592 |
| 400 | 3528 | 500/64 | 1852 |