If you choose the electric heater material from the working temperature, you can choose this way:

A, copper tube, the allowable working temperature is 250 degrees

B, brass tube, allowing the working temperature is 400 degrees

C, 10# carbon steel, the allowable working temperature is 400-450 degrees

D, stainless steel 304, the allowable operating temperature is 400 degrees

E, stainless steel 321, the allowable operating temperature is 600 degrees

F, stainless steel 310S, allowed operating temperature is 800 degrees