90.93 Standard confirmed Nov 3, 2020
ISO
ISO/TC 226 Materials for the production of primary aluminium
International Standard
77.120.10 Aluminium and aluminium alloys
ISO 20203:2005 describes a test method for the determination of the mean crystallite height of a representative, pulverized sample of calcined petroleum coke by interpretation of an X-ray diffraction pattern produced through conventional X-ray scanning techniques.
ISO 20203:2005 applies to carbonaceous materials used in the production of aluminium.
PUBLISHED
ISO 20203:2005
90.93
Standard confirmed
Nov 3, 2020