Flange heaters are designed for the heating of fluids (water, oil, heavy fuel, glycol, acids, caustic soda,
asphalt, etc.) or gases (air, nitrogen, CO2) by natural or forced convection up to 75 kW, 750 V 3-ph, 400 °C,
50 bar. The heating elements are welded onto a flange conforming to standard EN 1092-1 or ASME B16.5,
with dimensions from DN 32 (1”1/4) to DN 100 (4”).