NBN EN ISO 7492 : 1998

1 Scope
2 Normative references
3 Definitions
4 Material
    4.1 Material of the working end
    4.2 Material of the handle
5 Requirements
    5.1 Surface finish
    5.2 Vickers hardness and tensile strength of the
          working end
    5.3 Resistance against corrosion
    5.4 Resistance against thermal exposure
    5.5 Union of working end and handle
    5.6 Marking
6 Form and dimensions
7 Test methods
    7.1 Visual inspection
    7.2 Tests for heat and corrosion resistance
    7.3 Test for union of working end and handle
Annex A (informative) Measurement of dimensions
Annex B (informative) Vickers hardness testing
Annex C (informative) Tensile load test
Annex D (informative) Torque test
Annex E (informative) Designation and marking

Defines the dimensions and performance requirements for dental explorers.