Heating elements used for the electric water heater, the materials: 304/316L/321/ copper/Inconel

Dia: 6.8-8.0MM Thickness:0.35-1.0mm

Voltage: 100-380V Power:500-5000W

Insulation Resistance: 100MΩ MIN High Voltage Rest : 1500V/0.5mA/3S

Surface Treatment: electrolysis, polish or Custom-made

Flange Material: stainless/ copper/ iron

Flange Welding : Brass solder/ roverting

Leakage Current: :0.5mA MAX

Water pressure Test: 8kg