valve seat insert

常见例句

Especially several high cobalt containing sintered materials are used as exhaust valve seat insert materials because(it's) high wear and heat resistant properties.
特別是，一些高鈷燒結材料由於耐磨耗與耐熱性高而廣泛用作排氣閥座圈材料。
A powder metallurgy material is introduced after a brief analysis of the wear mechanism of the valve seat insert. Such a material contains a hard phase and solid lubricant in a heat-resistant base.
簡要分析了氣門閥座的磨損機理後，提出一種在耐熱基躰中加入硬質相和固躰潤滑劑的粉末冶金閥座材料。
The PMC Aerosol Valve Inserter will supply, sort, insert and positively seat into the cans of all popular types of aerosol valves.
PMC氣霧閥插入器提供，分類，插入，適用於目前流行的所有氣霧閥。
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