%0 Journal Article %T Investigation and Optimization of Sn/Gr Lubricants Effects on Cold Extrudability of Fe-TiC Nanocomposite Using Taguchi Robust Design Method %A Sajjadi, Seyed Abdolkarim %A Zebarjad, Seyed Mojtaba %A Sasani, Nasrin %A Khadivi, Heydar %A Behrooz Naderi %J Engineering %@ 1947-3931 %D 2011