in a flanged heater can be steel, stainless steel, copper as well as exotic alloys such as inconel, hastalloy and titanium. Extremely corrosive environments such as salt water should use?exotic alloys such as titanium?to avoid sheath breach over excessive duration. Industries that use exotic alloys can include?military,?chemical?and?process industries.Flanged heaters use bent tubular elements that are brazed or welded onto a flange. Extra wiring boxes in which the electrical connections a