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We offer a complete selection of standard and custom ultrasonic reference standards (also referred to as test blocks or calibration blocks) Blocks. We offer Manufactured to exacting tolerances; all the reference standards are made from metal stocks that have been ultrasonically inspected prior to fabrication

IIW-V1 /A2 Block


V1/A2 Block Use For calibrating ultrasonic flaw detection equipment in both laboratory and on-site conditions. Includes a 100mm radius, 1.5mm and 50.mm holes, engraved reference mark scales, and slots at the zero point which provide calibrating signals at intervals of 100mm range. In accordance with British Standard BS 2704 Block A2 Mod.1, DIN 54-120, and ISO2400.
Dimensions:300mm *100mm* 25mm
Material: Carbon Steel, also provide the Aluminum and Stainless Steel if you need.

V2/A4 Block


V2/A4 Block with 12.5mm, 20mm ,25mm thick, diam of hole 1.5mm, 5mm small calibration block for on-site checking of miniature shear wave probe index, time base, beam angle and gain. Engraved reference mark scales from 35 to 75 degrees.
Material: Carbon Steel/Aluminum/Stainless Steel

Step Wedge Block


The materials of this calibration block are Carbon steel & Stainless steel

  • Available 5, 10 steps (2, 4,,, 10mm, &1,2,3,,,,,10mm)
  • The steps will be graved in the block. In the listing picture, there is nothing in it. But what you receive will have the steps in it.
  • We also provide Step wedge block as per your Requirement

KIRTI NDT 707/B-Wing Shree Sai Raj Park, Near Madhvi Banglow, Rajaji Path Rd, Dombivali East, Thane Maharashtra INDIA- 421201



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