钢管口应先装上管螺母，以免穿线时损伤导线绝缘层。
At first, pipe bolts should be erected at the nozzle so as to prevent the insulation coat of the conductor from being damaged while wiring.
分析了管螺母组件收口工艺，介绍了滚压收口工具的结构、工作原理及其在车床上的应用。
The closing_in process of union nut assembly is analyzed and the structure, working principle and application on the lathe of the rolling closing_in tool are introduced in this paper.
这种管接螺母的调整能够弥补TFE阀座的磨损，避免由于拆卸阀门进行内部调整作带来的损失。
Adjustment of this union nut can compensate for wear of TFE seats, with no production loss to remove valve for internal adjustment.
因此，在调节管接螺母的紧固度时，阀座对球体的压力就一直存在着。
Thus, by adjusting the tightness of the union nut, the squeeze of the seats against the ball would be maintained.
这使得肮脏的阀门更换件可以配置新的阀体，并且可以与旧的管接螺母相配套。
This permits fouled valve replacement with a new body cartridge, which will fit the old union nuts.
车削件，塑料膨胀管非标螺丝，螺母， 膨胀钉…我公司成立于1997年，主要生产五金冲压件，车削件，塑料制品等产品。
My company was founded in 1997, mainly produces metal stamping parts, turning parts, plastic products and other products.
这使得人们可以用新的阀腔更换肮脏的阀门，新旧管接螺母能够互相配合，不需要改变管道长度。
This permits fouled valve replacement with a new body cartridge, which will fit the old union nuts. No change in piping length is required.
安装新埋管，把新卡环和新法兰套进新埋管里，用螺栓螺母与法兰固定。
Install new lower barrel, place new snap ring and new flange on the new lower barrel, fixed by bolt nut.
正旋梯形螺母即抱紧中心管，实现快速联接和密封。
The corotation ladder-shaped cover nut is enclasping central tube, and easy to realize rapid dismantling.
理论质量包括卡箍、端管、密封橡胶圈、螺栓和螺母的质量。
Theoretical weight will be consisted of the weight of the clamps, end rings, sealing rubber rings, bolts and nuts.
接着通过管道螺母将扩口端拔出使其内部表面与管件球座紧密结合。
The flared end is then drawn up by the tube nut so the inside surface is tightly secured against the ball seat of the fitting.
除非完全平行或垂直于阀体，或者不要在任何位置用手调整管接螺母。
Do not adjust the union nut with the handle in any position other than fully parallel or perpendicular to the body.
Justin开始认真做起来，绕着一条管扭螺母，这过程中还弄伤了他的手指。
Justin got down to it, tightening a nut round a pole and hurting his finger in the process.
因此，这种TrueUnion结构使得人们可以用新的阀腔更换肮脏的阀门，新旧管接螺母能够互相配合，好像永久性连接着邻近的管道上。
Thus, the True union design permits the replacement of a fouled valve with a new body cartridge, which will fit the old union nuts that are likely to be permanently attached to adjacent piping.
在安装期间，手动紧固管接螺母用来压紧Chemtrol阀门的表面密封。
Upon installation, a hand-tightened union nut serves to compress the face-seal of a Chemtrol valve.
一旦安装完毕，手动旋紧的管接螺母就紧压着Chemtrol阀门的密封面。
Upon installation, a hand-tightened union nut serves to compress the face-seal of a Chemtrol valve.
使用时，由螺母（11、12）、羊角压盖（61、62）和脚手管（71～74）将模板（81、82）固定。
When the split bolt is in use, templates (81, 82) are fixed by the nuts (11, 12), claw glands (61, 62) and scaffold tubes (71-74).
该深基坑支护结构漏水空心膨胀螺栓封堵塞包括胀管、空心螺栓、螺母、密封胶垫和软木塞，空心螺栓套在胀管内且其长 度大于胀管长度；
The leakage plugging stopple with a hollow expansion bolt used for the support structure of the deep foundation pit comprises an expanding pipe, a hollow bolt, a nut, a sealing rubber mat and a cork;
该深基坑支护结构漏水空心膨胀螺栓封堵塞包括胀管、空心螺栓、螺母、密封胶垫和软木塞，空心螺栓套在胀管内且其长 度大于胀管长度；
The leakage plugging stopple with a hollow expansion bolt used for the support structure of the deep foundation pit comprises an expanding pipe, a hollow bolt, a nut, a sealing rubber mat and a cork;
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