International Standard
ISO 11971:2020
Steel and iron castings — Visual testing of surface quality
Reference number
ISO 11971:2020
ISO 11971:2020
Edición 3
2020-01
2020-01
© ISO 2024
International Standard
Resumen
1.1 This document covers the acceptance criteria for the visual testing of the surface of steel and iron castings.
1.2 Acceptance levels utilize Bureau de Normalisation des Industries de la Fonderie (BNIF) and Steel Castings Research and Trade Association (SCRATA) or Casting Technology International (CTI) reference comparators for the visual determination of surface roughness and surface discontinuities described as follows:
— surface roughness;
— thermal dressing;
— mechanical dressing;
— non-metallic inclusions;
— gas porosity;
— fusion discontinuities;
— expansion discontinuities;
— metal inserts.
Informaciones generales
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Estado: PublicadoFecha de publicación: 2020-01Etapa: Norma Internacional publicada [60.60]
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Edición: 3Número de páginas: 5
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Comité Técnico :ISO/TC 17/SC 11
- RSS actualizaciones
Ciclo de vida
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Anteriormente
RetiradaISO 11971:2008
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Ahora
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