inch screw tap

Special taps of taper threads for gas cylinders

GB/T10878-1989气瓶锥螺纹丝锥

special taper thread tap for gas cylinder

气瓶专用锥形螺纹丝锥

Double Spiral Fluting Tap, a New Type Threading Tool

一种新型的螺纹工具——双螺旋槽丝锥

NPT tapered tube thread gauges

NPT锥管螺纹量规

Taper pipe threads with 60 degree

GB/T12716-199160°圆锥管螺纹

Taper pins with internal thread

GB/T118-1986内螺纹圆锥销

Metric tape screw thread

GB/T1415-1992米制锥螺纹

The thread of any shell tapping shall be selected from and be in accordance with Table5.

任何筒形丝锥的螺纹应该从表5中选择，且符合表5的要求。

A Ladder-shaped Inner-thread Processed by a Multi-section Series Tap──A Brief Introduction of New Technology to Process Ladder-shaped Inner-thread;

用多段串联式丝锥加工梯形内螺纹──介绍一种加工梯形内螺纹的新工艺

Flared type tube fittings--Male elbow--Assembly

GB/T5629.1-1985扩口式锥螺纹直角管接头

Flared type tube fittings--Male elbow--Body

GB/T5629.2-1985扩口式锥螺纹直角管接头体

Male connector--Assembly

GB/T3734.1-1983卡套式锥螺纹直通管接头

Male connector--Body

GB/T3734.2-1983卡套式锥螺纹直通接头体

Male connector for butt joints--Body

GB/T3755.2-1983卡套式锥螺纹对接直通接头体

Male elbow for butt joints--Assembly

GB/T3758.1-1983卡套式锥螺纹对接直角管接头

Male elbow for butt joints--Body

GB/T3758.2-1983卡套式锥螺纹对接直角接头体

Male elbow--Body

GB/T3739.2-1983卡套式锥螺纹直角接头体

Male elbow--Assembly

GB/T3739.1-1983卡套式锥螺纹直角管接头