Mts Fracture Template User Manual download pdf (Page 36)

DescriptionParameter

Specify the load level at which the voltage is

measured.

Initial Crack Load

This option allows testing without a reference

specimen.

Use Reference Specimen

MTS recommends using a reference

specimen. However, this is not always

possible.

3. Review the parameters.

a) Click Yes to start with the parameters that are shown.

b) Click No to return to the main menu and to change parameters.

4. Click Run on the control panel to start the activity. Optionally, if you want to review or change parameters,

click Return to Main Menu.

5. When the activity is finished, the MPE application returns to the main menu.

Precrack Specimen

1. Click Precrack in the Main Menu window.

2. Click Run on the control panel to start the precrack activity. Optionally, if you want to review or change

parameters, click Return to Main Menu.

To suspend the activity after the activity has started to run, click Hold. When you suspend the activity,

data collection stops and the application attempts to hold at the mean level.

To stop the activity, click Stop. When you stop the activity, the application immediately ramps to zero

load and saves the test data.

3. To review the process of the precrack activity, monitor the runtime displays.

4. Typically, the activity stops when a desired precrack parameter is achieved. In this case, review the

activity end result, and then click Close.

5. Check the precrack results, and if necessary, correct the values.

Run the Fatigue Crack Growth (FCG) Test

1. Click FCG Test.

2. Review the parameters.

a) Click Yes to start with the parameters that are shown.

b) Click No to return to the main menu, change parameters, and click FCG Test.

3. Click Run on the control panel to start the activity. Optionally, if you want to review or change parameters,

click Return to Main Menu.

To suspend the activity after the activity starts, click Hold. When you suspend the activity, data collection

stops and the application attempts to hold at the mean level.

36 | MTS TestSuite

Fatigue Crack Growth (FCG) Template

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Mts Fracture Template User Manual Page 36