What is a G-thread?

What is a G-thread? It is a screw commonly called a parallel thread for JIS (ISO) pipes, and it is a parallel thread for mechanical coupling of the current ... 詳細表示

Combination of pipe threads

Pipe thread types There are two types of pipe threads: taper pipe threads and parallel pipe threads. division External thread Internal thread comb... 詳細表示

Compare the difference in pitch diame...

The figure below shows the positional relationship between the thread accuracy, the thread and the thread gauge, external thread and internal thread in the J... 詳細表示

How to calibrate a ring gauge

Your threaded ring gauge (GR) is calibrated with a wear inspection plug gauge (GW) for threaded thread ring gauges. OSG handles wear inspection screw ga... 詳細表示

Which screw gauge should I use before...

There is no uniform gauge of threads before plating. The gauge accuracy must be set according to the plating thickness. When plating is applied to internal... 詳細表示

What is Wear Inspection Screw Ring Ga...

Wear Inspection Screw Ring Gauge is a gauge that allows you to check whether the plug gauge is worn or not. The diameter of the plug gauge decreases as it... 詳細表示

List of tolerances for metric threads...

The former JIS standard for metric threads has been erased, so it cannot be confirmed from JIS. In the table below, you can refer to some of the allowable d... 詳細表示

How to use a three-stage notch thread...

For NPTF gauges for U.S.-type pipes, the central notch of the L1 gauge (three-stage notch) indicates the reference diameter, and the other two notches indica... 詳細表示

There is no GO and NO-GO,and Gauge wi...

The notation "J" for thread precision is the standard thread gauge . Unlike thread limit gauges, thread accuracy is not guaranteed.. A standard thread gaug... 詳細表示

What is the difference between the pi...

The figure below shows the positional relationship between the tolerances of each pitch diameter in thread accuracy and thread gauge accuracy. Positional re... 詳細表示