| 释义 |
austempering, vbl. n. Metallurgy.|ɔːˈstɛmpərɪŋ|
[f. austenite2 + tempering vbl. n.]
A quenching process used in the manufacture of steel or cast iron (see quot. 1949).
1937E. S. Davenport in Steel 29 Mar. 42/1 The heat treating process known as ‘austempering’ consists essentially of heating steel to an appropriate temperature above the critical range to render it austenitic. 1949R. T. Rolfe Dict. Metallogr. 17 Austempering, a patented heat treatment involving the controlled hot-quenching of steel (or cast iron), which has previously been heated above the transformation range, so as to give rise to austenite. |