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December 17, 2015
An aerospace engineer once said that automobile steel was akin to blow holes held together with slag. While it is true that low carbon SAE 1018 or 1020 steel has relatively low yield strength and...
December 15, 2015
Practically every mechanical engineer knows that when properly installed, strain gages provide information that helps determine surface strains. Many are also familiar with the calculating power of...
December 10, 2015
Most of us have heard this expression; in manufacturing it typically relates to using a very high-quality component in producing a very low-quality product. Strain-gage-based transducers can face the...
December 7, 2015
Examples of cantilever structures can be found all around us. These structures are simple, relatively efficient, and easy to analyze. Houses, bridges, airplanes, traffic lights, anything which needs...
December 4, 2015
Darryl Peterson discusses the qualification of the installation of a bonded electrical resistance strain gage using optical, electrical and load verification methods.
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December 3, 2015
In looking at an MM part number such as N2K-06-S5101N-50C/DG/E3, “N” is the creep code of the strain gage. Strain gage performance can be fine tuned to match the creep...
November 30, 2015
For stable strain readings, all connections between the strain gage and the instrument should be soldered or use very high-quality, low-resistance connectors. Alligator clips should never be used for...
November 25, 2015
The increasing use of composite materials in a variety of applications, especially in the automotive and aerospace industries, means that test engineers must perform extensive strain gage testing on...
November 23, 2015
Strain-gage-based transducers are commercially made from either alloy steel and aluminum alloys. Which is best?
Performance-wise, there isn’t much difference. Both quality and accurate load...
November 19, 2015
M-Bond 610 adhesive has an astounding 1150° Fahrenheit temperature range. It provides stable, repeatable strain gage bonds from -452°F to +700°F short term, and from -452°F to +500...
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