MTS Axial Extensometers User Manual
Page 21
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Introduction
21
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A variety of knife edges allow the extensometer to be used with
different specimen shapes:
–
Straight knife edge sets for round specimens. Kits are
available for standard, heavy duty, and extended length
straight knife edges.
–
Three-point contact knife edge sets for flat specimens. Kits
are available for standard, heavy duty, and extended length
three-point contact knife edges.
•
Specimen attachment kits offer a variety of extensometer mounting
options:
–
Quick attachment springs are available in shapes that allow an
extensometer to easily clip onto a flat or round specimen.
–
Elastic bands are available in different lengths to
accommodate different specimen dimensions. Elastic bands
should be used at room temperatures.
–
Metal extension springs are available in different lengths to
accommodate different specimen dimensions. Metal springs
can be used over a range of temperatures.