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ISO 11971:2020

Steel and iron castings - Visual testing of surface quality
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ISO 11971:2020

Steel and iron castings - Visual testing of surface quality

PUBLISH DATE 2020
ISO 11971:2020

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.

SDO ISO: International Organization for Standardization
Document Number ISO 11971
Publication Date Jan. 1, 2020
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO/TC 17/SC 11
Publish Date Document Id Type View
Jan. 1, 2020 ISO 11971:2020 Revision