Recommended parameters for the heating tube

- Apr 30, 2019-

1, the diameter of commonly used electric heating elements; metric: 6.6mm 8mm 10mm 11mm 12mm 14mm 16mm 18mm 20mm 22mm, etc. (optional)


2, length: 150MM~~6M


3. Suggested surface load value (power value shared by the surface of the heating zone W/CM2)


    Heating medium load value


    Flowing water 30W/CM2MAX


    Still water 10WCM2MAX


   Flowing air (wind speed 6M/S) 15W/CM2MAX


   Still air 5W/CM2MAX


Heating in oil 3W/CM2MAX


4. Tube material and temperature design


Stainless steel SUS316L: 700.


Stainless steel SUS321:700


Stainless steel SUS304:650


CU (nickel plated): 250


AL: 350


FE (copper plating): 450