maraging steel
/ˈmɑːreɪdʒɪŋ/noun
mass noun
- a steel alloy, containing up to 25 per cent nickel and other metals, strengthened by a process of slow cooling and age hardening马氏体时效钢。
词源
1960s: maraging from mar- （abbreviation of MARTENSITE, because the process involves conversion of austenite to martensite） + aging from the verb AGE.