Fine resolution monitoring can be achieved using high precision calipers to measure the distances between a datum fixed either side of the crack. Stainless Steel Discs or polycarbonate Avonmarks, all supplied by Avongard, can be used as datum points either side of the crack. Cracks in corners can be monitored using Avongard Corner Discs.
Digital Caliper
Vernier Caliper
Calibrated to 0.01mm and 0.0005ins
Supplied in a plastic wallet
Calibrated to 0.02mm and 0.001ins
Supplied in a plastic wallet
Please note - specifications may change without notice.