Effects of heat treatment oil microstructure and properties of 20wt%Cr and 27wt%Cr white cast irons

• Main Authors: Amporn Wiengmoon, Torranin Chairuangsri, Nattaphol Chomsaeng, John T H Pearce
• Format: Conference Proceeding
• Published: 2018
• Subjects: Engineering; Materials Science; Physics and Astronomy
• Online Access: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84928229225&origin=inward; http://cmuir.cmu.ac.th/jspui/handle/6653943832/60446
• Institution: Chiang Mai University

20wt%Cr and 27wt%Cr oast irons were destabilised at 1000°C for 4 hours, followed by air cooling to room temperature. The as-cast microstructure of 20%Cr iron consisted of eutectic M<inf>7</inf>C<inf>3</inf> carbide, primary austenite (γ) dendrites with some pearlite structure...