QQI Test Pieces:
#631590 – Standard QQI, Model KSC-230, Self adhesive, flaw depth of 30% of shim thickness .002″ thick. (a)
#631591 – Standard QQI, Model KSC-430, Flaw depth 30% of shim thickness .004″ thick. (a)
#631592 – Miniature QQI, Model KSC-4-230, Four circles per sheet, flaw depth 30% of shim thickness .002″ thick. (b)
#625554 (DISCONTINUED) – Variable Depth QQI, Model KSCT-234, Self adhesive, flaws 20%, 30% & 40% of shim thickness .002″ thick. (c)