NEN EN ISO 22674 : 2016

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
    5.1 Chemical composition
    5.2 Hazardous elements
    5.3 Biocompatibility
    5.4 Mechanical properties
    5.5 Density
    5.6 Corrosion resistance for material integrity
    5.7 Tarnish resistance
    5.8 Solidus and liquidus temperatures (for alloy) or melting
         point (for commercially pure metal)
    5.9 Thermal expansion coefficient
    5.10 Information, instructions and marking
6 Sampling
7 Preparation of test specimens
    7.1 General
    7.2 Heat-treatment
    7.3 Specimens
8 Test methods
    8.1 Information, instructions and marking
    8.2 Chemical composition
    8.3 Mechanical properties
    8.4 Density
    8.5 Corrosion resistance
    8.6 Tarnish resistance (sodium sulfide test)
    8.7 Solidus and liquidus temperatures (alloys) or melting
         point (commercially pure metals)
    8.8 Linear thermal expansion
9 Information and instructions for use
    9.1 Information
    9.2 Processing instructions
10 Marking and labelling
    10.1 Marking
    10.2 Labelling on the package
Annex A (informative) Tensile testing of a non-cast Type
                      0 metallic material that is intended
                      for use in a thickness between
                      0,1 mm and 0,5 mm
Bibliography

Specifies metallic materials that are suitable for the fabrication of dental appliances and restorations, including metallic materials recommended for use either with or without a ceramic veneer, or recommended for both uses, and specifies their requirements. It further specifies requirements with respect to packaging and marking the products and to the instructions to be supplied for the use of these materials.