List of Articles Ni-Hard 4 Cast Iron Open Access Article Abstract Page Full-Text 1 - Investigating the Effect of Titanium Addition on the Microstructure and Mechanical Properties of Ni-Hard 4 Cast Iron Masoud Bahrami Alamdarlo Kamran Amini Vahid Nemati Najafabadi Mahyar Mohammadnezhad 20.1001.1.27170314.2016.5.1.2.6