20.99 Oct 27, 2026
ISO
ISO/TC 107
International Standard
This International Standard specifies a method for determining the volume fraction of the monoclinic phase in yttria stabilized zirconia (YSZ) of thermal barrier coatings (TBCs) produced by thermal spraying, using X-ray diffractometry, in order to evaluate the degree of degradation of TBCs used at high temperatures.
PROJECT
ISO/WD 20010
20.99
WD approved for registration as CD
Oct 27, 2026