Ultrasonic Calibration Blocks, Clibration Block for flaw detector, thickness gauge test block

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.

Steel

25x100x300mm

Generally as V1. Thicker block minimises side wall echoes.

Steel

50x100x300mm

Small calibration block for site checking of shear wave probes, time base and gain. 1.5mm or 5mm diameter hole target

Steel

12.5x43x75mm

Generally as V2. Thicker block eliminates side wall echoes. 1.5mm or 5mm diameter hole target.

Steel

20x43x75mm

Beam Calibration Block. Beam profile and resolution checks for shear wave probes. Sensitivity checks for shear and compression probes. 9 off 1.5mm holes.

Steel

50x75x305mm

Evaluating dominant frequency, pulse, length, dead zone and resolving power for shear and compression probes as BS4331 part 3,1974.

Steel

25x50x150mm

Checking shear wave probe resolution as BS4331 part 3, 1974. Steps of 2,3,4 and 5mm.

Steel

74mm radius
75mm thick

Ladder step wedge for timebase calibration with thickness measuring compression probes. 8 steps from 1mm to 8mm.

Steel

8x15x120mm

Generally as LSW with 15mm diameter steel inserts mounted in plastic. 8 steps from 1mm to 8mm.

Steel inserts
Plastic body

10x20x140mm

Curved Step wedge for timebase calibration of thickness measuring probes. 5 steps - 2,4,6,8 and 10mm.

Steel

100mm long
x 30mm I.D.
Quadrant

Metric Universal Block for general purpose checking as V1 block.

Steel

20x50x150mm

Radiused test block for calibration of boiler probes. 3 off 1.5mm holes.

Steel

20x25x165mm

As TBR 2 125(3) - supplied with 5 off 1.5mm holes

Steel

20x25x165mm

Determination of signal curve and beam characteristics of single crystal probes (longer range). 1.6mm diameter hole.

Steel

50x75x305mm

Determination of signal curve and beam characteristics of single crystal probes (longer range). 1.6mm diameter hole.

Steel

50x75x305mm

Checking twin crystal probes for sensitivity. Contains four additional 1.5mm diameter holes to A5 block.

Steel

50x75x305mm

Checking pulse shape of shear wave probes.

Steel

50x75x150mm

Setting sensitivity levels for weld testing. Sizes and locations of flaws are dependent on weld thickness.

Steel

Size dependent on weld thickness

Metric equivalent of ASME block.

Steel

Size dependent on weld thickness

Setting DAC characteristics for shear wave and compression wave probes. Flaws typically 1.5mm diameter holes at 20%, 40%, 60% and 80% of thickness.

Steel

Size dependent on product thickness