Cast Iron Heat Transfer Coefficient. At room temperature the thermal conductivity of iron is about 80 wmk and this goes down as the temperature increases. U 1 110 01553 130 734 wm 2 k.
I used the coefficient for cast iron to air transfer and converted the units using the equivalency below the table. Note that these convection coefficients strongly depend especially on. The table says its values are for practically still fluids.
Convective heat transfer depends on gas temperature heat transfer coefficient which depends on charge motion and transfer area which depends on flamecombustion chamber geometry 4.
16 rows the overall heat transfer coefficient is used to calculate total heat transfer through a. Organic solvent saturated vacuum. Hot water at 90c enters a 15 m section of a cast iron pipe k 52 wm c whose inner and outer diameters are 4 and 46 cm respectively at an average velocity of 08 ms. Copper has a conductivity of 223 btuhr ft f.