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@@ -4,7 +4,7 @@ title: "Abaqus Metal Plasticity Models"
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complexity: advanced
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domain: computational-mechanics
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created: 2026-06-01
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updated: 2026-06-01
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updated: 2026-06-02
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address: c-000096
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aliases:
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- Abaqus plasticity
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@@ -24,8 +24,13 @@ related:
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- "[[Abaqus Constitutive Integration]]"
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- "[[Nonlinear Finite Element Analysis]]"
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- "[[Abaqus Progressive Damage and Failure]]"
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- "[[Finite Element Plasticity]]"
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- "[[Plasticity Yield Criteria]]"
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- "[[Plastic Flow Rules and Hardening]]"
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- "[[Elasto-Viscoplastic Finite Element Analysis]]"
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sources:
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- "[[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]]"
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- "[[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]]"
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---
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# Abaqus Metal Plasticity Models
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@@ -42,6 +47,8 @@ For metals, the major built-in families include classical Mises and Hill plastic
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The source highlights data interpretation details: plastic hardening data use plastic strain rather than total strain; finite-strain metal data should generally be true stress and logarithmic plastic strain; and initial equivalent plastic strain can be supplied when prior hardening must be represented.
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[[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]] supplies the generic finite element mechanics beneath these Abaqus model choices: pressure-insensitive yield criteria such as Tresca and von Mises, associated flow, isotropic and kinematic hardening, elasto-viscoplastic rate dependence, and incremental solution methods.
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## Why It Matters
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Plasticity is the primary material nonlinearity in many structural and manufacturing analyses. The correct model depends on loading history, rate, temperature, pressure dependence, cyclic behavior, and whether damage or failure is part of the simulation goal.
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@@ -51,8 +58,9 @@ Plasticity is the primary material nonlinearity in many structural and manufactu
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- [[Abaqus Constitutive Integration]] performs the integration-point return/evolution calculations implied by plasticity models.
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- [[Nonlinear Finite Element Analysis]] provides the global incremental framework for plastic deformation.
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- [[Abaqus Progressive Damage and Failure]] often extends plasticity models with stiffness degradation and element deletion.
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- [[Finite Element Plasticity]] provides the solver-development view of yield checks, plastic strain updates, and tangent or pseudo-load corrections.
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## Sources
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- [[Abaqus-Analysis-User-s-Guide-Volume-III|Abaqus Analysis User's Guide Volume III]]
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- [[Finite-Elements-in-Plasticity-Theory-and-Practice|Finite Elements in Plasticity: Theory and Practice]]
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