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Equipment tagged with [crack measurement]

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<p>In late 2009 the U.S. Geological Survey (USGS) and National Park Service (NPS) joined into a collaborative research project to investigate the deformation of large, vertically-oriented, granite slabs in response to thermal heating and solar radiation. The ...
<p>The Model 4415 3-Dimensional Crackmeter is a simple and rugged instrument designed to manually measure the displacement across cracks and/or expansion joints in three directions.<br><br>Mechanical Range 0-12.5 mm, in each X, Y, Z axis <br>Distance Between ...
<p>RST’s Crack Meters are designed to measure movement across surface cracks and joints. Crack Meters are available as Electrical, 3-D and Vibrating Wire. The Electrical Crack Meter consists of a moveable slider that makes electrical contact along a fixed ...
Made from plastic. Used for measuring the crack widths in different positions: walls, corners, floors and difference of level.
A high quality microscope designed for measuring crack widths in concrete members, masonry walls and other structures. The apparatus operates by an adjustable lamp unit and the image is focused by turning a knob. The eyepiece scale can be turned through 360° ...
The Model 4420 Crackmeter is intended to measure movement across surface cracks and joints. It is installed by grouting, bolting, or bonding two threaded anchors (with ball joints) on opposite sides of the crack and then attaching the ends of the gage to the ...
<p>YieldPoint’s d-micro is a high precision digital crackmeter with a 10mm range. It operates using an embedded microcontroller running the d-Tech firmware. It is most commonly used as a crackmeter in rock on the surface of concrete structures. d-micro has ...
This transducer is used for determining the Crack Mouth Opening Displacement (CMOD) conforming to EN 14651. The transducer have to be positioned over the notch sawn previously into the test beam. The specimen has to be loaded by a suitable Flexural frame as, ...
<p>The Linear Potentiometer Crackmeter is a highly accurate and robust instrument used to measure displacements across cracks and joints of a structure. The potentiometer is installed across a crack or joint of the structure to be monitored, using either groutable ...
<p>The Mechanical Triaxial Jointmeter is designed to monitor three way displacement (X, Y and Z) across joints or cracks between adjoining concrete and rock structures. The Jointmeter comprises two elements; a zinc coated measurement arm and a Stainless Steel ...