The root of the external thread or the crest of the inner thread .
大径指过外螺纹牙顶或内螺纹牙底的圆柱面直径。
The new structure of a taper pin connection with external thread is introduced.
介绍了一种外端带有螺纹的圆锥销联接的新型结构。
According to connection method classification (1) threaded connection valves: valve with internal thread or external thread, and pipe thread connection.
按连接方法分类(1)螺纹连接阀门：阀体带有内螺纹或外螺纹，与管道螺纹连接。
The strain clamp comprises an internal thread pull anchor, a sleeve, an inner-cone external thread core sleeve, an outer-cone elastic clamp core, a bush, and the like.
由内螺纹拉锚、套管、内锥外螺纹芯套、外锥弹性夹芯、衬套等组成。
The invention also relates to a method and a device for manufacturing the external thread of the sealing pipeline and a thread pair pipe fitting of a guide-type interference fit pipe.
本发明还涉及密封管道外螺纹的制造方法、制造装置以及导入式过盈配合管螺纹副管件。
A tip part of the lock pin is provided with a section of external thread for screwing into the high polymer material column in the lock hole of the intramedullary nail and bone cortex.
锁钉尖端部分加工一段用于旋入髓内针锁孔中高分子材料柱体和骨皮质的外螺纹。
Germany RBT import external thread needle valve can be equipped with stainless steel welded pipe, and pipeline butt welding connection, but also through the outer nut removing the valve.
品牌：进口外螺纹针型阀可配带不锈钢焊接管，能与管道直接对焊连接，也可通过外螺母拆卸阀门。
External thread: Threads on an external surface.
外螺纹在外表面上形成的螺纹。
The utility model discloses an anti-loosening clamp device, comprising a device body of a coupling part and an external-thread fastener which is used for fixedly connecting with the coupling part;
本实用新型公开了一种防松动紧固装置，包括设有联结部的装置本体、和用于与所述联结部紧固连接的外螺纹紧固件；
The utility model discloses an anti-loosening clamp device, comprising a device body of a coupling part and an external-thread fastener which is used for fixedly connecting with the coupling part;
本实用新型公开了一种防松动紧固装置，包括设有联结部的装置本体、和用于与所述联结部紧固连接的外螺纹紧固件；
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