Test termination parameters, Assign precrack values – MTS Fracture Template User Manual
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Description
Parameter
but will only store data when the crack grows
by a significant amount, such as 0.05 mm.
Specify the lower load limit for linear least
squares fit compliance used to determine
FCG Lower Least Squares
Fit Percentage
when to start saving data to disk. This
parameter is not used for FCG DCPD tests.
Specify the upper load limit for linear least
squares fit compliance used to determine
FCG Upper Least Squares
Fit Percentage
when to start saving data to disk. This
parameter is not used for FCG DCPD tests.
Specify the cycle intervals written to disk
during the test. Typically, this is more than
10,000.
FCG N Cycle Save
Test Termination Parameters
Test Termination Parameters
Description
Parameter
Specify the load that, if reached, stops the
test.
JIC Maximum Load
Specify the Crack Opening Displacement
that, if reached, stops the test.
JIC Maximum COD
Specify the displacement that, if reached,
stops the test.
JIC Maximum Displacement
Specify the crack size that, if reached, stops
the test.
JIC Maximum Crack Size
Specify the crack extension that, if reached,
stops the test.
JIC Maximum Crack
Extension
Assign Precrack Values
Specify these parameters if the specimen was precracked on another load frame. When the precrack
parameters are specified here, you can then skip Precrack Specimen in the Main Menu window.
MTS TestSuite | 51
JIC Fracture Toughness Template