All blocks are checked dimensionally using measuring equipment traceable to the National Institute of Standards and Technology, NIST. The most commonly required calibration blocks are listed below.
|
Type
|
Part Number |
Description |
Case |
| ASTM E164 Calibration
IIW-Type Block |
TB7541-X |
Meets AASHTO and AWS Type 1 block requirements. Calibrates distance and sensitivity settings. Measure refracted angle and sound exit point of angle beam transducers. U.S. customary units (inches). |
F129 |
| TB1136-X |
U.S. customary units (inches) block with Lucite® plug |
F129 |
| TB1054-X |
Metric Units
|
F129 |
| TB1137-X |
Metric Units block with Lucite® plug
|
F129 |
US Air Force
IIW-2 Calibration Block |
TB5939-X |
IIW-type block per U.S. Air Force NDI Manual T.O. 33B -1-1. Includes 2″ and 4″ radius cutouts for distance calibration. No. 3, No. 5 and No. 8 side drilled holes, and distance calibration marks to the 2″ hole.
|
F129 |
| RC AWS Block |
TB7543-X |
Determining resolution capabilities of angle beam transducers per AWS and AASHTO requirements.
|
F157 |
| SC AWS Block |
TB7545-X |
Sensitivity and refracted angle calibration per AWS and AASHTO requirements.
|
F158 |
| DC AWS Block |
TB7547-X |
Distance and beam index calibration for angle beam transducers per AWS and AASHTO requirements.
|
F159 |
| DSC AWS Block |
TB7549-X |
Distance, sensitivity, refracted angle and beam index calibration for angle beam transducers per AWS and AASHTO requirements.
|
F160 |
| DS AWS Block |
TB7551-X |
Calibration block for horizontal linearity and dB accuracy procedures per AWS and AASHTO requirements.
|
F161 |
| 30FBH Resolution Reference Block |
TB7160-X |
Evaluate near surface resolution and flaw size/depth sensitivity of UT equipment. No. 3, No. 5 and No. 8 ASTM flat bottom holes at ten metal travel distances from 0.050″ to 1.250″.
|
Included |
| NAVSHIPS Block |
TB7567-X |
Contains six No. 3 side drilled holes. Used for distance-amplitude calibration per NAVSHIPS 0900-006 -3010.
|
F162 |
| ASTM E164 MAB Block |
TB7150-X |
Miniature Angle Beam (ROMPAS) Block. Distance, beam index, refracted angle and sensitivity calibration. One inch thick.
|
F197 |
| ISO 7963 Steel |
TB1065-X |
Miniature Angle Beam Block Distance, beam index, refracted angle and sensitivity calibration. 25 mm thick.
|
F197 |
Replace the “X” in the part number with the appropriate number listed below to signify block material: 1 = 1018 Steel, 2 = 4340 Steel, 4 = 7075-T6 Aluminum, 5 = 304 Stainless Steel, 8 = 6-4 Titanium
