Mts Fracture Template User Manual download pdf (Page 32)

DescriptionParameter

Select Yes to cause an interlock at the end

of the test. This can shut down hydraulics, if

desired.

Shut Down Station at End

of Test

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.

Precrack Parameters

DescriptionParameter

Specify the number of precrack cycles

completed.

Precrack Cycles

Completed

Specify the final crack size calculated from

compliance.

Precrack Final Crack Size

Specify the final load during precrack.Precrack Final P

Specify the maximum load measured during

precrack.

Precrack P Maximum

Specify the final K during precrack.Precrack Final K

Specify the maximum K value during

precrack.

Precrack K Maximum

Specify any additional comments.Precrack Comments

Calculator

Use the Calculator to calculate the load to use for new specimens. You can also use the Calculator to

calculate stress intensity (K). Load is calculated from the crack size value and stress intensity (K) value.

Stress intensity (K) is calculated from the crack size value and load value.

Typically, you use the Calculator after the crack size is checked. If the crack size check is performed, the

Multipurpose Elite application supplies the crack size value for the Calculator. You can also enter a crack

size value manually. You must enter the load or stress intensity value manually.

32 | MTS TestSuite

Fatigue Crack Growth (FCG) Template

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Mts Fracture Template User Manual Page 32