ultrasonic test block,Calibration Blocks, Test Blocks, A2 UT Blocks, standard test blocks iiw,BS2704
Standard ISO2400-1972 ISO2400 2012
| | Calibration Blocks/Standard Test Blocks/ UT Blocks |
| | | Order Code | Shape
(Not to Scale) | Type | Description
/Application | Standard Made To | Material Size | | V1 | | A2
(BS) IIW V-1 | I.I.W Calibration Standard. Calibration of Shear and compression wave probes. Checking beam angle, emergent point and resolution. Calibration of time base and gain settings. | B.S. 2704
DIN 54120
IIW (International Institute of Welding) ISO2400 2012 ISO2400-1972 | Steel 25x100x300mm | | V1/50 | | A2
(BS) IIW V2 | Generally as V1. Thicker block minimises side wall echoes. | BS 2704 | Steel 50x100x300mm | | V2
(Specify hole diameter) | | A4
(BS) | Small calibration block for site checking of shear wave probes, time base and gain. 1.5mm or 5mm diameter hole target | BS 2704
IOW (Institute of Welding) ISO7963 | Steel 12.5x43x75mm | | V2/20
(Specify hole diameter) | | A4
(BS) | Generally as V2. Thicker block eliminates side wall echoes. 1.5mm or 5mm diameter hole target. | BS 2704 ISO7963 | Steel 20x43x75mm | | BCB | | A5
(BS) | Beam Calibration Block. Beam profile and resolution checks for shear wave probes. Sensitivity checks for shear and compression probes. 9 off 1.5mm holes. | BS 2704 | Steel 50x75x305mm | | A6 | | A6
(BS) | Evaluating dominant frequency, pulse, length, dead zone and resolving power for shear and compression probes as BS4331 part 3, 1974. | BS 2704 | Steel 25x50x150mm | | RTB | | A7
(BS) | Checking shear wave probe resolution as BS4331 part 3, 1974. Steps of 2, 3, 4 and 5mm. | BS 2704 | Steel 74mm radius
75mm thick | | LSW | | SPECIAL | Ladder step wedge for timebase calibration with thickness measuring compression probes. 8 steps from 1mm to 8mm. | Tolerance of +0.000mm-
-0.040mm | Steel 8x15x120mm | | LSW/M | | SPECIAL | Generally as LSW with 15mm diameter steel inserts mounted in plastic. 8 steps from 1mm to 8mm. | Tolerance of +0.000mm-
-0.040mm | Steel inserts
Plastic body 10x20x140mm | | CSW | | SPECIAL | Curved Step wedge for timebase calibration of thickness measuring probes. 5 steps - 2, 4, 6, 8 and 10mm. | Tolerance of +0.000mm-
-0.040mm | Steel 100mm long
x 30mm I.D.
Quadrant | | MU | | SPECIAL | Metric Universal Block for general purpose checking as V1 block. | Tolerance of 0.1mm | Steel 20x50x150mm | | TBR 2 125 (3) | | SPECIAL | Radiused test block for calibration of boiler probes. 3 off 1.5mm holes. | Tolerance of 0.004 inch | Steel 20x25x165mm | | TBR 2 125 (5) | | SPECIAL | As TBR 2 125(3) - supplied with 5 off 1.5mm holes | Tolerance of 0.004 inch | Steel 20x25x165mm | | A5 Blank Type B | | ESI | Determination of signal curve and beam characteristics of single crystal probes (longer range). 1.6mm diameter hole. | ESI 98-7 | Steel 50x75x305mm | | A5 Blank Type C | | ESI | Determination of signal curve and beam characteristics of single crystal probes (longer range). 1.6mm diameter hole. | ESI 98-7 | Steel 50x75x305mm | | ESI-BCB
N-A5 | | ESI | Checking twin crystal probes for sensitivity. Contains four additional 1.5mm diameter holes to A5 block. | ESI 98-2 | Steel 50x75x305mm | | 50 RAD | | ESI | Checking pulse shape of shear wave probes. | ESI 98-2 and
ESI 98-8 | Steel 50x75x150mm | | ASME
(Specify Thickness) | | ASME | Setting sensitivity levels for weld testing. Sizes and locations of flaws are dependent on weld thickness. | ASME Article 5 Fig T-546.1 | Steel Size dependent on weld thickness | | ASME/M
(Specify Thickness) | | SPECIAL
(ASME) | Metric equivalent of ASME block. | Tolerance of 0.1mm | Steel Size dependent on weld thickness | | DAC
(Specify Thickness) | | SPECIAL | Setting DAC characteristics for shear wave and compression wave probes. Flaws typically 1.5mm diameter holes at 20%, 40%, 60% and 80% of thickness. | Tolerance of 0.0004 inch | Steel Size dependent on product thickness | | |
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