RFG-100 Specimen Flatness Gauge

  • 200 mm x 300 mm x 50 mm thick granite base (grade A, +/‑ 0.0001″ accuracy)
  • Dial gauge support for measuring flatness of specimens up to 200 mm in height
  • Includes electronic digital dial gauge with 0.01 mm (0.0005″) resolution
  • Optional upgrade to meet ASTM D4543


The GCTS RFG-100 Specimen Flatness Gauge is used for the final step of specimen preparation. It is designed to precisely measure the flatness of a specimen for strength testing. GCTS also offers an upgrade to the RCV-100 to meet ASTM D4543 specifications.


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