有关螺纹、扣型的英文although not all male NPT threads can be assumed to be of standard length per ANSI B1-20-1,the number of male threads visible is a good indication.(a) from ANSI B1-20-1,the correct wrench tight thread exposure is 3 1/2 t

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有关螺纹、扣型的英文although not all male NPT threads can be assumed to be of standard length per ANSI B1-20-1,the number of male threads visible is a good indication.(a) from ANSI B1-20-1,the correct wrench tight thread exposure is 3 1/2 t
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有关螺纹、扣型的英文although not all male NPT threads can be assumed to be of standard length per ANSI B1-20-1,the number of male threads visible is a good indication.(a) from ANSI B1-20-1,the correct wrench tight thread exposure is 3 1/2 t
有关螺纹、扣型的英文
although not all male NPT threads can be assumed to be of standard length per ANSI B1-20-1,the number of male threads visible is a good indication.
(a) from ANSI B1-20-1,the correct wrench tight thread exposure is 3 1/2 threads for 1/2〝and3/4〞.NPT,if significant thread exposure is discovered the connection should be broken and inspected.
All excess of PTFE tape extruding out of the thread may indicate too much tape has been used,which will reduce thread engagement and pressure rating.

有关螺纹、扣型的英文although not all male NPT threads can be assumed to be of standard length per ANSI B1-20-1,the number of male threads visible is a good indication.(a) from ANSI B1-20-1,the correct wrench tight thread exposure is 3 1/2 t
尽管不是所有的NPT公螺纹都是美国国家的标准长度B1-20-1,但上面的号码却是很好的提示,啊a,根据美国国家标准B1-20-1,半英寸和4分之3英寸螺纹的螺纹长度是3英寸半长NPT(NPT不知道是什么）,如果发现螺纹过长接套就要拆开重新检查,所有露在螺纹外面的生胶带表明胶带缠多了,会导致螺纹连接不密封,承受压力低,不一定准确,根据实际情况进行理解,

有关螺纹、扣型的英文although not all male NPT threads can be assumed to be of standard length per ANSI B1-20-1,the number of male threads visible is a good indication.(a) from ANSI B1-20-1,the correct wrench tight thread exposure is 3 1/2 t (螺纹)空刀的英文译法 三角螺纹的英文如何翻译? 怎么区分公制螺纹 美制螺纹 英制螺纹不知道能不能告诉我有关这方面的知识,小弟感激不尽 W型螺纹是多少度的? 英制螺纹与公制螺纹的不同 套螺纹、车螺纹的区别 一般螺母的螺纹右螺纹吗 梯形螺纹的公式, 梯形螺纹的画法 内螺纹的定义 螺纹的画法 谁知道车工中车梯形扣和方形扣的计算公式也就是车梯形螺纹和方形螺纹 高温螺纹胶用英文怎么说急. 螺纹断丝 怎么翻译成英文 “螺纹锁固厌氧胶”用英文如何翻译 公制螺纹与英制螺纹的区别是什么? 攻螺纹时发生螺纹烂牙的原因有哪几种?