紧固作用
紧固作用-
用于管接头，由于形状记忆效应，起到紧固连接作用，是具有工业应用前景的新材料。
When they are used in pipe joint , their type memory effect can function as securing the connection . Therefore , they are new materials that have industrial application prospect .
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凸出翼结构的采用比普通螺母增加了金属与金属间的接触面，起到楔入紧固的作用，防盗性能更卓越。
Compared with the common nut , a contact surface between metals is added by adopting the protruded wing structure , plays a role of wedging and fastening and has more excellent theftproof performance .