V1 Block

A large metallic object with a curved top and a circular indentation, likely part of industrial equipment or machinery.
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The V1 Block, also known as the IIW Type 1 Standard Block, is a precision-manufactured ultrasonic reference block used for the setting, checking and verification of ultrasonic testing equipment.

Manufactured to applicable requirements of ISO 2400:2025, it provides standardized reference features for ultrasonic instrument and probe verification during manual ultrasonic testing.

applications

  • Ultrasonic flaw detector calibration and verification

  • Instrument range and sensitivity adjustment

  • Straight-beam probe verification

  • Angle-beam probe verification

  • Probe beam exit point / index point verification

  • Refracted angle verification

  • Ultrasonic response and equipment performance checks

  • Manual ultrasonic testing of welds and metallic components

  • Routine field and workshop equipment verification

Available Dimensions

A technical specification table describing an ultrasonic reference calibration block, including details about its block type (IIW Type 1), application (ultrasonic testing), standards (ISO 2400:2025), and probe compatibility (straight-beam and angle-beam probes).

*Dimensions and material specifications can be provided according to the applicable standard and customer requirements.