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单词 gas thread
释义

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gas thread
gas thread n. a type of screw thread having a relatively fine pitch, used on metal tubes.
ΚΠ
1851 Jrnl. Royal Agric. Soc. 12 p. xxv Such cock to have the usual gas thread for the purpose of taking steam from the boiler.
1902 P. Marshall Metal Working Tools 63 For pipes and tubes a special thread termed a gas thread is employed.
1966 P. F. Lye Metalwork Theory: Bk. 2 46 Another thread which has a Whitworth thread form is called the British Standard Pipe (B.S.P.). This is sometimes called Gas Thread and it is used only on pipes.
2004 Herald Express (Torquay) (Nexis) 30 July 24 At their last meeting the theme was screw cutting with a look at a huge array of threads including Whitworth, metric, BA, BSF and even electrician and gas threads BSP.
extracted from gasn.1adj.
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更新时间:2025/1/24 14:03:30