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This Apdl-Mode's README.org for the matlib/ directory

Table of Contents

Its text is best read in Emacs' Org mode.

Copyright (C) 2015 - 2020 H. Dieter Wilhelm, GPL V3

If not indicated otherwise in the file name, material properties are linear and for room temperature.

1 Usage in an APDL file

Specify the material library to read from:

/mplib,read,/HOME/uidg1626/a-m/matlib
/mplib,stat !show the material directories
!! which materials are acutally in the material library?
/sys,ls ~/a-m/matlib

You have to indicate the unit system.

  • SI — International system (m, kg, s, K).
  • MKS — MKS system (m, kg, s, °C).
  • uMKS — μMKS system (μm, kg, s, °C).
  • CGS — CGS system (cm, g, s, °C).
  • MPA — MPA system (mm, Mg, s, °C).
  • BFT — U. S. Customary system using feet (ft, slug, s, °F).
  • BIN — U. S. Customary system using inches (in, lbf*s2/in, s, °F).

For example:

/units,mpa !indicate MPA system for subsequent material definitions
mpread,St37,,,lib

The following block is writing a material definition into the library.

/mplib,write,/HOME/uidg1626/a-m/matlib
!! --- It is advisable to make the material files which are commented read only!
/units,mpa !default extension for mpread/write is now MPA_MPL
mat,Steel ! set the appropriate material number
mpwrite
mplist ! Check

2 Materials defined in Apdl-Mode's library

42CrMo4_biso_Rp850.MPA_MPL
AlSi9Cu3_biso.MPA_MPL
C75s_hardened_kinh.MPA_MPL
construction_steel.MPA_MPL
copper.MPA_MPL
M250-35A_aniso.MPA_MPL
M250-35A_biso.MPA_MPL
M250-35A_orthotropic_elastic.MPA_MPL
M800-65A_biso.MPA_MPL
NdFeB_magnet.MPA_MPL
PPS_Fortron1140L4_70degC_kinh.MPA_MPL
PPS.MPA_MPL
Celanese Fortron 1140L4 40 % glass fibre, Young's modulus 80 % reduced compared to test specimen to replicate a random fibre orientation.
St37_elastic.MPA_MPL
St37.MPA_MPL
St70_biso.MPA_MPL
X46Cr13.MPA_MPL

3 Other material data

creep_curves_PPS_Fortron1140l4_120degC.csv
A 40 % short glas fibre filled PPS. The stress - creep strain curves are scaled with a factor of 0.8 from test specimen to account for a random fibre orientation in thick walled parts. They might be used as an example for data fitting with the TBFT command.

Author: H. Dieter Wilhelm (dieter@duenenhof-wilhelm.de)

Date: Time-stamp: <2020-02-28 Fr>

Emacs 27.1 (Org mode 9.3)

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