GB/T 1216-2018 Translated English of Chinese Standard. (GBT 1216-2018, GB/T1216-2018, GBT1216-2018): External micrometer [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2019年7月12日 - 19 頁 This Standard specifies the terms and definitions, types and basic parameters, requirements, inspection methods, marking and packaging of external micrometer (excluding electronic digital display external micrometer). This Standard applies to external micrometers with division values of 0.01 mm, 0.001 mm, 0.002 mm and upper limit of measurement range up to 1000 mm (excluding electronic digital display external micrometer). |
內容
| 3 | |
Scope | 5 |
Types and basic parameters | 6 |
Requirements | 11 |
Inspection methods | 15 |
Marking and packaging | 18 |
常見字詞
Analog scale reading anvil protruding axis of micrometric Basic dimensions basic parameters cemented carbide Chengdu conical surface Counter digital reading Deformation of scale digital reading device division value edge of measuring edition Error curve error of external error of indication error of measuring force measuring device gauge blocks Guilin heat insulation device indicated value indication error interference rings lever indicator limit of measurement Locking device Maximum permissible error Measurement range Maximum measuring force change measuring head micrometric screw protruding Modify the inspection Modify the technical N force optical parallel flat parallel flat crystals portion of micrometric proof measuring rod radial swing range Maximum permissible range of external replaceable anvil requirements of Table scale holder scale marking scale reading device scale spacing screw and anvil Secondary scale smooth cylindrical portion stainless steel measuring steel measuring surface surface of micro-drum surfaces of external technical requirements types of external upper limit Vernier scale