ASTM D4449-90(1999)

Standard Test Method for Visual Evaluation of Gloss Differences Between Surfaces of Similar Appearance

NORMA vydaná dňa 10.5.1999

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Informácie o norme:

Označenie normy: ASTM D4449-90(1999)
Poznámka: NEPLATNÁ
Dátum vydania normy: 10.5.1999
Počet strán: 6
Približná hmotnosť: 18 g (0.04 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM

Anotácia textu normy ASTM D4449-90(1999) :

Keywords:
Absorption, Angle of incidence, Directionality of surface, Gloss, Hunter appearance, Light-transmission and reflection, Photometry, Reflectance and reflectivity, Refractive index, Surface analysis-paints/related coatings/materials, Texture, Visual examination-paints/related coatings/materials, gloss differences-surfaces of similar appearance, visual evaluation,, test, ICS Number Code 87.040 (Paints and varnishes)