> Stainless steel has better heat retention and distribution I could be wrong, but I thought that cast iron has higher thermal conductivity (53 w/mK - watts pe

> Stainless steel has better heat retention and distribution I could be wrong, but I thought that cast iron has higher thermal conductivity (53 w/mK - watts per meter-Kelvin) then stainless steel (14 w/mK). Both are relatively poor thermal conductors compared to aluminum, however (>200 w/mK).