Hyperelastic, gasket, and shape memory alloy material models

Hyperelastic materials let you model materials that are nearly incompressible and which can undergo large strains.

Arruda-Boyce model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATHE bulk data entry with Model field = Aboyce
Abaqus	*HYPERELASTIC keyword with the ARRUDA-BOYCE parameter (constants option)
ANSYS	TB command with HYPER,,,,BOYCE option

Foam model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATHE bulk data entry with Model field = Foam
Abaqus	*HYPERFOAM keyword (constants option)
ANSYS	TB command with HYPER,,,,FOAM

Blatz model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
ANSYS	TB command with HYPER,,,,BLATZ options

General hyperelastic material

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATHP bulk data entryFor more information, see Hyperelastic materials for Nastran analyses and Defining a general hyperelastic material for Nastran analyses.
MSC Nastran	MATHP bulk data entryFor more information, see Hyperelastic materials for Nastran analyses and Defining a general hyperelastic material for Nastran analyses.

Gent model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
ANSYS	TB command with HYPER,,,,GENT option

Marlow model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*HYPERELASTIC keyword with the MARLOW parameter (constants option)

Mooney-Rivlin model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATHE bulk data entry with Model field = Mooney
Abaqus	*HYPERELASTIC keyword with the MOONEY-RIVLIN parameter (constants option)
ANSYS	TB command with HYPER,,,,MOONEY option
Simcenter Samcef	.MAT BEHAV "Mooney"

Neo-Hooke model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*HYPERELASTIC keyword with the NEO HOOKE parameter (constants option)
ANSYS	TB command with the HYPER,,,,NEO option

Ogden model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATHE bulk data entry with Model field = Ogden
Abaqus	*HYPERELASTIC keyword with the OGDEN parameter (constants option)
ANSYS	TB command with HYPER,,,,OGDEN option
Simcenter Samcef	.MAT BEHAV "Ogden"

Polynomial model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*HYPERELASTIC keyword with the POLYNOMIAL parameter (constants option)
ANSYS	TB command with the HYPER,,,,POLY option

Reduced Polynomial model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*HYPERELASTIC keyword with the REDUCED POLYNOMIAL parameter (constants option)

Sussman-Bathe model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATHE bulk data entry with Model field = SUSSBAT

Van Der Waals model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*HYPERELASTIC keyword with the VAN DER WAALS parameter (constants option)

Yeoh model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*HYPERELASTIC keyword with the YEOH parameter (constants option)
ANSYS	TB command with the HYPER,,,,YEOH option

Gasket – Strain model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATG bulk data entry

Gasket – Behavior model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Abaqus	*GASKET BEHAVIOR keyword

Gasket – Displacement model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
ANSYS	TB command with GASKET option.

Shape Memory Alloy model

Shape Memory Alloy can be used with Simcenter Nastran SOL 601,106 Advanced Nonlinear Statics solutions, with the PSHELL, PSOLID, PROD, CONROD, and PCOMP physical property tables.

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Nastran	MATSMA bulk data entry

Alexander model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Samcef	.MAT BEHAV "Alexander"

Hart-Smith model

Solver	Corresponding Bulk Data Entry, Keyword, or Command
Simcenter Samcef	.MAT BEHAV "HartSmith"

How do I

Define a Hart-Smith material

Define an Alexander material

Define an Hyperfoam material (Simcenter Samcef)

Define a Mooney-Rivlin material (Simcenter Samcef)

Define an Ogden material (Simcenter Samcef)

Learn more

Hyperelastic materials (Simcenter Samcef)

Gasket material properties overview (Simcenter Samcef)

Look up more details

Hyperelastic materials for Nastran analyses

Defining a general hyperelastic material for Nastran analyses

Defining a gasket displacement material for ANSYS analyses

Quick links

Command reference

Pre/Post video examples

Bulk Entry Descriptions

Simcenter 3D tutorials

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Hyperelastic, gasket, and shape memory alloy material models, Simcenter 3D 2021.1 Series

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