The torch “DONMET” 216 is designed for preheating metals befor welding. The torch works on a gas-air mixture using propane-butane as a combustible gas.
| Flame length, not less, mm | 300–800 | |
| Pressure, bar | Compressed air | 6…8 |
| Propane – butane | 1…1,5 | |
| Consumption, m3/h | Compressed air | 39,2±3,5 |
| Propane – butane | 5,6±0,5 (11,2±1) | |
| Heat flow power, not less than kW | 138 | |
| Flame temperature, ºС | 1870 | |
| The length of the torch, no more, mm | 1500 | |
| Weight, no more, kg | 5,6 | |
