Standard

NS-EN ISO 7668:2021

Publisert

Rettelser og tillegg kjøpes separat.

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Omfang

This document specifies methods for the measurement of specular reflectance and specular gloss of flat samples of anodized aluminium using geometries of 20° (Method A), 45° (Method B), 60° (Method C) and 85° (Method D) and of specular reflectance by an additional 45° method (Method E) employing a narrow acceptance angle. The methods described are intended mainly for use with clear anodized surfaces. They can be used with colour-anodized aluminium, but only with similar colours.

Dokumentinformasjon

  • Standard fra SN
  • Publisert:
  • Utgave: 2021-09
  • Versjon: 1
  • Varetype: NAT
  • ICS 25.220.20
  • National Committee SN/K 111/EG 2

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