Historical
AS 1001-1970
Plain setting rings for internal measuring equipment (metric series) (FOREIGN STANDARD)
Covers rings for setting instruments used for precision measurements of internal diameters by two-point or three-point contact methods in diameters from 2 mm to 150 mm. It establishes a series of blank sizes; defines material, its heat treatment and hardness; and specifies finish and accuracy of working surface. Three grades of accuracy are provided for. For inch series rings see AS B294.
Content Provider
Standards Australia [sai]
