Intro1 M08 Define Material

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Chapter 8

Defining the Material


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Chapter 8 Defining the Material

Overview INTR

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INTR In this chapter, we discuss units, importing ANSYS defined

materials, as well as describe how to define a user definedDUCTI

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ma er a .

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A. UNITS INTR

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INTRA Note on Units

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ou o no nee o e e sys em o un s you are us ng.

Simply decide what units you will use, then make sure all of yourinput is consistent.

For exam le if the model eometr is in inches make sure that all NT

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other input data material properties, real constants, loads, etc.

are in terms of inches.

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numbers you input without questioning their validity.

The command /UNITS allows you to specify a units system, but itart1

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is simply a recording device to let other users of your model knowwhat units you used.


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B. ANSYS Defined Materials INTR

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INTRUsing the Material Library

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given material.

ANSYS supplies typical structural and thermal properties (linear only) for

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own material library.

To choose a material from the library: First define the librar ath.

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Main Menu > Preprocessor > Material Props > Material Library > Library Path

Enter the location from which to READ material data, e.g, \v100\ANSYS\matlib.

Or use the /MPLIB command.

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ANSYS Defined Material INTR

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Then import a material from the library.

Main Menu > Preprocessor > Material

Library > Import LibraryDUCTI

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Choose the units system. This is

used only to filter the list of filesshown in the subsequent dialog.

ANSYS has no knowledge of unitsNTOA

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Choose the desired material file,

such as steel AISI C1020.

Or use the MPREAD command with the

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C. Material Model GUI INTR

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INTRSpecifying Individual Material Properties

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specifying the required properties through the Material Model GUI.

To specify individual properties:

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Double-click on the appropriate property to be defined.

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Material Model GUI INTR

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structure to the materialDUCTI

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ype o e e ne .

Then enter the individual

ro ert values. NTOA

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Or use the MP command.

mp,ex,1,30e6

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Add temperature dependent

properties

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Graph properties vs. temperature

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INTR Copy material models from one

table to anotherD

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Delete material models

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INTR Material GUI Favorites Option

Stores shortcuts to groups ofD

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requen y use ma er a proper es.

Allows you to define a template

based on the currently selected

model in the database then s ecif NTOA

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your own name for the template

(which can be a useful descriptor

such as "Steel" or "Metal Plasticity").SYS

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oes no save spec e ma er a s

and related data. It does, however,

save your Favorites template to the

ANSYS registry file for use in all

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su sequen ana yses.

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D. Listing Defined Materials INTR

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INTR The Material Model GUI shows one material at a time. Multiple

material properties can be listed by:D

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Utility Menu > List > Properties > All Materials

Or, use the MPLIST command

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Note, Nonlinear material properties can be listed using Utility Menu >List Properties > Data Tables or via the TBLIST command.

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E. Workshops INTR

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W8A. User Input MaterialD

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W8B. Material Library Input

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February 7, 2006

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Documents

Intro1 M08 Define Material