Reference number
ISO 11971:2020
International Standard
ISO 11971:2020
Steel and iron castings — Visual testing of surface quality
Edition 3
2020-01
Preview
ISO 11971:2020
76567
Indisponible en français
Publiée (Edition 3, 2020)

ISO 11971:2020

ISO 11971:2020
76567
Langue
Format
CHF 42
Convertir les francs suisses (CHF) dans une autre devise

Résumé

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.

Informations générales

Vous avez une question?

Consulter notre Aide et assistance