Mts Fatigue Template Manuel d'utilisateur télécharger pdf (Page 92)

10.1.0 Set Up the Test

10.1.1.0 ASTM Trapezoidal Strain Template Overview

The ASTM Trapezoidal Strain template is based on a low-cycle fatigue (LCF) strain-controlled test with a

trapezoidal waveform. Some variation occurs in the parameters due to the change in the wave shape.

10.1.2.0 Set Up a Test

To create and run a new test:

1. Create a new test from a template.

a) Click File > New > Test from Template.

b) In the Create from Existing Test window, select a test.

c) Click OK.

The new test is automatically created and assigned a default name.You can change the name and

enter comments about the new test by clicking the Edit button and making the changes.

2. Create a new test run.

a) Click New Test Run button.

b) Select a specimen from the Select a Specimen window and then click OK.

To create a new specimen click Add a new item.

c) Review the variables in the Setup Variables window, modify values as necessary, and then click OK.

3. Apply hydraulic power to the system.

a) Reset the interlocks if needed.

b) Click the Low, then High, power buttons.

4. In the MTS TestSuite Custom Message window for the template, click the buttons to define test parameters,

perform setup tasks, and run tests.

5. When prompted, click Run to run the test.

10.1.3.0 Fatigue Specimen Parameters

Fatigue Specimen Parameters

DescriptionParameter

Specify the diameter of the reduced cross-sectional

area on the specimen.

Diameter - Round

Specimens

Diameter is a specimen variable that other

variables may use in a calculation.

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10.0 ASTM Trapezoidal Strain Template

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Mts Fatigue Template Manuel d'utilisateur Page 92