DeFelsko Certified Step Blocks for PosiTector® UTG


Each DeFelsko instrument family is factory calibrated and is designed to be ready-to-use upon arrival.  Best practice and specifications determine when instruments should have their calibrations rechecked.

For the PosiTector UTG probes, DeFelsko offers five different variations of stainless steel Step Blocks that are factory certified for checking their calibration, as follows:

  • B1.  Standard range Imperial.  Five steps (100, 200, 300, 400, and 500 mils).
  • B1M.  Standard range Metric.  Five Steps (2.5, 5, 7.5, 10, and 12.5 mm).
  • B2.  High range Imperial.  Eight steps (1″, 1.5″, 2″, 2.5″, 3″, 3.5″, 4″, and 4.5″).
  • B2M.  High range Metric.  Eight steps (25, 37.5, 50, 62.5, 75, 87.5, 100, and 112.5 mm).
  • P.  (Use with PosiTector UTG P probe.)  Imperial labeled at 40, 60, 80, and 100 mils.  (Metric equivalent 1, 1.5, 2, and 2.5 mm)

DeFelsko Certified Step Blocks for PosiTector® UTG


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$425.00 - $1,525.00

Ship to 20149



DeFelsko® Certified Step Blocks are an important asset for professionals requiring precise calibration and verification of ultrasonic thickness gauges. Constructed from 1018 stainless steel and enhanced with nickel plating, these step blocks stand up to the rigors of daily use while maintaining their accuracy and integrity. Each set is accompanied by a detailed Certificate of Calibration and Material Test Report, ensuring full traceability and compliance with rigorous standards.

The availability of both imperial and metric measurements allows these step blocks to be seamlessly integrated into a variety of professional settings, ensuring broad applicability. Whether utilized in a calibration laboratory, on the factory floor, or in field applications, the DeFelsko® Certified Step Blocks are an invaluable tool for maintaining the precision of measurement equipment.