union nut 管接螺母 ; 活接头螺母 ; 双端螺母 ; 联管螺母
air union nut 气管接合螺母
inlet union nut 进口接管螺母
outlet union nut 出口联结螺母 ; 出口联管螺母
damper pipe union nut 减震器管联结螺母
governor union nut 调节器联节螺母
air tube union nut 气管接合螺母
union n nut 管接螺母
Nut for welded union 焊接活接头用螺母
Thus, by adjusting the tightness of the union nut, the squeeze of the seats against the ball would be maintained.
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。
Adjustment of this union nut can compensate for wear of TFE seats, with no production loss to remove valve for internal adjustment.
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。
Upon installation, a hand-tightened union nut serves to compress the face-seal of a Chemtrol valve.
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。
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