The common measuring methods of surface roughness include comparison method, light cu...

In order to correctly judge the measurement results, when selecting the gauge structu...

When testing a workpiece with a smooth limit gauge, the gauge that conforms to the Ta...

The new national standard has made a principle provision on how to judge whether the ...

According to the classification of use, the gauge can be divided into these 3 kinds:

Smooth limit gauge refers to the general name of the limit gauge used by the inspecte...

Smooth limit gauge is a special measuring tool without marking, it can not determine ...

Gas-electric converter is also known as AE converter, current pressure converter, vol...

As an important measuring tool in the machining process, the requirements for steel a...

After the gauge is used, the following five points can extend its service life: