| 单词 |
Nitralloy |
| 释义 |
Nitralloy|ˈnaɪtrəlɔɪ|
Also nitralloy.
[f. nitr(iding vbl. n. (s.v. nitride v.) + alloy n.]
A proprietary name for any of a range of alloy steels specially manufactured for nitriding and usu. containing (among other elements) about one per cent of aluminium and 0·2 to 0·5 per cent of carbon.
1928Machinery XXXI. 478/2 Nitralloys are suitable for crankshafts, camshafts, timing gears, wrist pins, worms,..etc. 1930Flight XXII. 170g/1 The Hispano-Suiza patents do not cover the actual hardening process, but its application to cylinder liners of an alloy steel known as Nitralloy, which is especially suitable for this form of heat treatment. 1952J. Wulff et al. Metall. for Engineers x. 182 Steels (especially Nitralloy, which contains aluminium) may be case-hardened by heating in ammonia at 450–540°C. 1966McGraw-Hill Encycl. Sci. & Technol. XIII. 314/1 The special alloy steels used for nitriding are known as nitralloy. 1972Trade Marks Jrnl. 1 June 1059/1 Nitralloy... Unwrought and partly wrought nitriding steel. Firth Brown Limited,..Sheffield,..manufacturers and merchants. |
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