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The document of electric heating
4. Heat loss for dissolve metal surface(Aluminium alloy、Babbit metal,Tin,Ambient Temp.20℃)
  Heat loss kW/m2
surface Temp.℃
5. Heat loss for surface of ceramic fiber (64kg/m3,Ambient Temp.20℃)
  Heat losskW/m2
surface Temp.℃
6. Heat loss for the surface of steel without heat-insulating (Ambient Temp.20℃)
  Heat loss kW/m2
surface Temp.℃
7. The temp. changes of environment and tube surface under nature convection(φ12Tube Dia)
  Tube surface temp ℃
Outlet flow raterate m/min

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