内螺纹牙型槽底可以成圆弧形，如螺纹牙型槽底形状没有规定，车制时可以削平或倒圆。
内螺纹 备注:F代表 内螺纹 ( female thread ).另型号后带ST代表不锈钢制接头(Stainless Steel)如NBF-06GST
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内螺纹制造法 tapping ; ta ing
内螺纹管 ribbed tube ; rifled pipe ; internally ribbed tube
内螺纹车刀 ternal screw cutting tool ; female screw cutting tool ; internal threding tool
内螺纹滚轧 Internal threed rolling ; threed rolling ; Interning threed rolling
内螺纹拉床 [机] internal thread broaching machine
内螺纹标准管道口径 Atmosphere FSPS
内螺纹接头 female adapter ; inner screw joint
内螺纹磨床 [机] internal thread grinding machine
碳钢二片式内螺纹球阀 WCB
Internal thread die of one-pass extrusion forming was designed and manufactured,and extrusion experiments were conducted.
设计制作了内螺纹铝管一次挤压成形模具,并使用此模具进行了挤压工艺试验。
参考来源 - 铝型材挤压过程数值模拟及模具设计·2,447,543篇论文数据，部分数据来源于NoteExpress
暗杆-内螺纹结构用于青铜和铸铁闸阀。
Non-rising-inside screw stems are used in bronze and iron gate valves.
大径指过外螺纹牙顶或内螺纹牙底的圆柱面直径。
The root of the external thread or the crest of the inner thread .
提供了一种简便易行、准确可靠的测量内螺纹单一中径的手段。
A simple, easy to use, correct and reliable for measurement of single pitch diameter of inner thread is provided.
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