Inside thread
... Flange法兰Hoop卡箍 Inside thread内螺纹 Jacket夹套 ...
[机] internal thread
内螺纹(internal thread):又称阴螺纹,在机件内孔里之螺纹。2-104.
[机] female thread
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
inside screw
... 阀杆stem 内螺纹inside screw(IS) 阀轭套yoke sleeve ...
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。