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About This Item


Full Description

Establishes main design features, general dimensions, material, finishes, methods and marking of support, and accuracies for cast-iron, steel and stone straightedges. It provides for three grades of accuracy and covers the range of sizes from 250 mm to 5000 mm in cast-iron and from 250 mm to 2000 mm in steel and in stone.

Document History

  1. AS 1003-1971


    Engineers' straightedges (metric units)

    • Most Recent
  2. AS B71-1966

    Cast iron straightedges (bow shaped and I-section)

    • Historical Version
  3. AS B71-1940

    Cast iron straightedges (Grades A and B)

    • Historical Version