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QQI Test Pieces, Variable Depth
Quantitative Quality Indicators, also known as notched shims, are magnetic particle test pieces with artificial defects. Used to verify the direction and relative strength of magnetic fields.
- 519632: Self-adhesive variable depth QQI 3C2-234 (KSCT-234), three circle notches (20% (outer), 30% (center), 40% (inner) of 0.002” (51µm) shim thickness.
- 521049: Variable depth QQI 3C4-234 (KSC4-234), three circle notches (20% (outer), 30% (center), 40% (inner) of 0.004” (102µm) shim thickness.