Norm

NEN-ISO 11971:2008 en

Steel and iron castings - Visual examination of surface quality

34,42

Over deze norm

Status Definitief
Aantal pagina's 3
Commissie Gieterijtechniek
Gepubliceerd op 01-09-2008
Taal Engels
This International Standard covers the acceptance criteria for the surface inspection of steel and iron castings by visual examination. Acceptance levels utilize Bureau de Normalisation des Industries de la Fonderie (BNIF) and Steel Castings Research and Trade Association (SCRATA) reference comparators for the visual determination of surface roughness and surface discontinuities described as follows: - surface roughness; - thermal dressing; - mechanical dressing; - nonmetallic inclusions; - gas porosity; - fusion discontinuities; - expansion discontinuities; - metal inserts.

Details

ICS-code 77.040.20
77.140.80
Nederlandse titel Steel and iron castings - Visual examination of surface quality
Engelse titel Steel and iron castings - Visual examination of surface quality

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