Thread Plug Gauge JIS, ISO
Thread Plug Gauge JIS, ISO
Conditioning internal thread:
- Among thread measuring tools, thread gauge is the most popular tool.
- The tolerance level of the thread to be checked and the tolerance of the thread gauge are the same
- The size tolerance of the threaded hole has an upper limit and a lower limit, so the thread inspection gauge remains called a thread limit measuring device.
- Thread gauge has 2 ends GO and NO GO. Ren is considered satisfactory when the first GO goes and NO GO does not go when turning no more than 2 revolutions .
- Thread gauges are manufactured according to some common standards such as JIS standards (I, II and III, etc.), ISO standards (6g, 6H, etc.).
- JIS standard internal thread gauge symbol
WP: Head NO GO
IP: Head NO GO
GP: GO head
- ISO standard internal thread hole gauge symbol
NP: Head NO GO
GP: GO head used incorrectly 6H
GR: GO tip tolerance 6g
| Thread inspection gauge in JIS system | |
| Order code | Describe |
| M1.6P0.35 GPIPII | JIS Thread Plug Gauge |
| M2P0.4 GPIPII | JIS Thread Plug Gauge |
| M2.3P0.4 GPIPII | JIS Thread Plug Gauge |
| M2.5P0.45 GPIPII | JIS Thread Plug Gauge |
| M2.6P0.45 GPIPII | JIS Thread Plug Gauge |
| M3P0.5 GPIPII | JIS Thread Plug Gauge |
| M4P0.7 GPIPII | JIS Thread Plug Gauge |
| M5P0.8 GPIPII | JIS Thread Plug Gauge |
| M6P1.0 GPIPII | JIS Thread Plug Gauge |
| M7P1.0 GPIPII | JIS Thread Plug Gauge |
| M8P1.0 GPIPII | JIS Thread Plug Gauge |
| M8P1.25 GPIPII | JIS Thread Plug Gauge |
| M10P1.0 GPIPII | JIS Thread Plug Gauge |
| M10P1.25 GPIPII | JIS Thread Plug Gauge |
| M10P1.5 GPIPII | JIS Thread Plug Gauge |
| M12P1.25 GPIPII | JIS Thread Plug Gauge |
| M12P1.5 GPIPII | JIS Thread Plug Gauge |
| M12P1.75 GPIPII | JIS Thread Plug Gauge |
| M14P1.5 GPIPII | JIS Thread Plug Gauge |
| M14P2.0 GPIPII | JIS Thread Plug Gauge |
| M16P1.5 GPIPII | JIS Thread Plug Gauge |
| M16P2.0 GPIPII | JIS Thread Plug Gauge |
| M18P1.5 GPIPII | JIS Thread Plug Gauge |
| M18P2.5 GPIP II | JIS Thread Plug Gauge |
| M20P1.5 GPIPII | JIS Thread Plug Gauge |
| M20P2.5 GPIPII | JIS Thread Plug Gauge |
| Thread inspection gauge in ISO system | |
| Order code | Describe |
| M2X0.4-6H GPNP | ISOThread Plug Gauge |
| M2.6X0.45-6H GPNP | ISOThread Plug Gauge |
| M3X0.5-6H GPNP | ISOThread Plug Gauge |
| M4X0.7-6H GPNP | ISOThread Plug Gauge |
| M5X0.8-6H GPNP | ISOThread Plug Gauge |
| M6X1.0-6H GPNP | ISOThread Plug Gauge |
| M7X1.0-6H GPNP | ISOThread Plug Gauge |
| M8X1.0-6H GPNP | ISOThread Plug Gauge |
| M8X1.25-6H GPNP | ISOThread Plug Gauge |
| M10X1.0-6H GPNP | ISOThread Plug Gauge |
| M10X1.25-6H GPNP | ISOThread Plug Gauge |
| M10X1.5-6H GPNP | ISOThread Plug Gauge |
| M12X105-6H GPNP | ISOThread Plug Gauge |
| M12X1.25-6H GPNP | ISOThread Plug Gauge |
| M12X1.75-6H GPNP | ISOThread Plug Gauge |
| M14X1.5-6H GPNP | ISOThread Plug Gauge |
| M14X2.0-6H GPNP | ISOThread Plug Gauge |
| M16X1.5-6H GPNP | ISOThread Plug Gauge |
| M16X2.0-6H GPNP | ISOThread Plug Gauge |
| M18X1.5-6H GPNP | ISOThread Plug Gauge |
| M18X2.5-6H GPNP | ISOThread Plug Gauge |
| M20X1.5-6H GPNP | ISOThread Plug Gauge |
| M20X2.5-6H GPNP | ISOThread Plug Gauge |