[HOME]   [Stock List]   [Salesman]   [Technical Index]   


The Electric Heater Specialists
HEATERS FOR EVERY APPLICATION

wpe1.jpg (1735 bytes)


Technical:  Guide for Heat Losses

Graph 1:  Losses from Uninsulated Metal Surfaces              

  Losses from Uninsulated Metal Surfaces

Curves "A" show heat losses from vertical surfaces of tanks, pipes, etc. and also top surface losses from a horizontal surface laid flat.
Curves "B" show average heat losses from top and bottom surfaces of a horizontal surface laid flat.
Curves "C" show heat losses from bottom surface of a horizontal surface laid flat.
All curves presuppose still air (approx. one foot per second) at 70°F.

Graph 2:  Losses from Open Hot Water Tanks

     Losses from Open Hot Water Tanks


Graph 3:  Losses from Molten Metal Surfaces

    Losses from Molten Metal Surfaces


Graph 4:  Losses through Insulated Walls (ovens, pipes, etc.)

   Losses through Insulated Walls


Graph 5:  Losses from Surfaces of Oil Baths

Losses from Surfaces of Oil Baths


[HOME]   [Stock List]   [Salesman]   [Technical Index]   

HH01580A.gif (1311 bytes)

We can be reached by e-mail at sales@hotwatt.com
When ordering catalogs please include your
phone number and mailing address.