| 释义 |
sherardize, v.|ˈʃɛrədaɪz|
Formerly also Sherardize.
[f. the name of Sherard O. Cowper-Coles (1867-1936), English chemist + -ize.]
trans. To coat (iron or steel articles) with zinc by heating in contact with zinc dust at a temperature below the melting point of zinc. So ˈsherardized ppl. a., ˈsherardizing vbl. n.
1901Brit. Pat. 9927 1 By our process, which we name ‘Sherardizing’ to distinguish it from galvanizing, the thickness and evenness of the deposit can be regulated..and any description or shape of iron or steel can be..dealt with. 1904Athenæum 21 May 658/3 At Burlington House last Friday week..Mr. Sherard Cowper-Coles..explained..the process which is to be commercially applied under the name of ‘Sherardizing’. 1904Engin. Rev. XI. 107/2 In practice Sherardised iron and steel are found to withstand the ordinary corrosive agents galvanised iron is exposed to, to a remarkable degree. Ibid., Bolts which had not been Sherardised. 1909in Century Dict. Suppl. 1935H. R. Simonds Finishing Metal Products ii. 12 It is possible to sherardize sash of large size only before it is assembled, as sherardizing is destroyed by welding. 1963Times 22 Apr. (Zinc Suppl.) p. v/1 Sherardizing is excellent for small things like screws, for which only regular and small changes in dimensions can be tolerated. 1977Offshore Engineer June 67 (Advt.), We still sherardize every nut, washer and bolt to cut maintenance to virtually zero. |