GB/T 6312-2004 "Wall Thickness Micrometer" standard, mainly for wall thickness Micrometer. It clearly stipulates the type and basic size of the measuring tool, which is suitable for a specific Measurement range. The manufacturing accuracy and measurement error requirements of the wall thickness Micrometer are defined, and corresponding test and inspection rules are formulated to ensure product mass. It also standardizes the product logo and Encasement content to provide a unified reference for production, testing and users, and helps to accurately measure the thickness of the pipe wall.
| Status | Abolish |
|---|---|
| CCS | J42 | ICS | 17.040.30 |
| Release Date | 2004-02-10 00:00:00 | Implementation Date | 2004-08-01 00:00:00 |