spheroidize การใช้

• If tempered at higher temperatures, between and, or for longer amounts of time, the martensite may become fully ferritic and the cementite may become coarser or spheroidize.
• Millis and others at the International Nickel Company ( Inco ) sought and obtained U . S . patent 2, 485, 760 on October 25, 1949 for magnesium additions to cast iron that would spheroidize the graphite and dramatically ductilize the material.