MTS Criterion Series 60 - Manual (Page 87)

Ensure that the specimen:
• Is properly positioned in the v groove. (The seam of the rebar should be in the crotch of the v
groove.)
• Has good contact across the entire face of the grip.
• Is not bottomed out (end of specimen touching) the grip.
b) Move the upper grip control to its center position to ready it for the test.
2. Fine-tune the position of the lower crosshead.
There should be about 25 mm (1 inch) of specimen contacting the face of the lower grip when the grip
is open.
3. Install the specimen in the lower grip.
a) Turn the lower grip control switch to the clamped position until the grip is fully clamped.
MTS Criterion ™ Series 60 | 87
Running the Example Tension Test