C3 Typical Values of Overall Heat Transfer Coefficients

  title={C3 Typical Values of Overall Heat Transfer Coefficients},
  author={Wilfried Roetzel and Bernhard Spang},
VDI-GVC (ed.), VDI Heat Atlas, DOI 10.1007/978-3-540-77877-6_6, # Springer-Verlag Berlin Heidelberg 2010 velocities, thin fluid layers, optimum mass flow ratios, and clean surfaces. In special cases, values may fall below or exceed the given range. Therefore, the figures must be regarded critically and with the necessary caution. The given k values do not take additional heat conduction resistances of insulation and protective coatings into account.