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Full Description

Specifies requirements for gauge blocks of rectangular section in sizes up to 100 mm. Provision is made for five grades of accuracy, viz. calibration grade, and grades 00, 0, 1, and 2; and for five classes of calibration accuracy viz. classes 1, 2, 3, 4, and 5. Length bars of rectangular section in sizes up to 1000 mm are specified in Appendix A. Inch series gauge blocks are described in Appendix B.
 

Document History

  1. AS 1457-1999


    Geometrical Product Specifications (GPS) - Length standards - Gauge blocks

    • Most Recent
  2. AS 1457-1989

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    Gauge blocks and rectangular length bars and their accessories

    • Historical Version
  3. AS 1985-1977


    Length bars and accessories

    • Historical Version
  4. AS 1457-1973


    Gauge blocks and accessories (metric units)

    • Historical Version