3.1.5. uniaxialMaterial Command

This command is used to construct a uniaxial material, which provides a uniaxial stress-strain (or force-deformation) relationships. .

uniaxialMaterial $matType $matTag $matArgs

Argument	Type	Description
$matType	string	material type
$matTag	integer	unique material tag.
$matArgs	list	a list of material arguments with number dependent on material type

The following subsections contain information about $matType

1. Steel & Reinforcing-Steel Materials

   • 3.1.5.1. Steel01 Material
   • 3.1.5.2. Steel02 Material
   • 3.1.5.3. Steel4 Material
   • 3.1.5.4. Reinforcing Steel Material
   • 3.1.5.5. DoddRestrepo Material
   • 3.1.5.6. Ramberg Osgood Steel Material
   • 3.1.5.7. SteelMPF Material
   • 3.1.5.8. UVCUniaxial Material
   • 3.1.5.9. SteelFractureDI Material
   • 3.1.5.10. DuctileFracture Material

2. Concrete Materials

   • 3.1.5.11. Concrete01 Material – Zero Tensile Strength
   • 3.1.5.12. Concrete02 Material – Linear Tension Softening
   • 3.1.5.13. Concrete04 Material – Popovics Concrete Material
   • 3.1.5.14. GMG_CyclicReinforcedConcrete Material

1. Some Standard Uniaxial Materials

1. Generic Multilinear Hysteretic Materials

   • 3.1.5.15. Hysteretic Material
   • 3.1.5.16. HystereticSM Material
   • 3.1.5.17. IMKBilin Material
   • 3.1.5.18. IMKPeakOriented Material
   • 3.1.5.19. IMKPinching Material
   • 3.1.5.20. SLModel Material

1. Wrapper Uniaxial Materials

1. Other Uniaxial Materials

   • 3.1.5.21. BoucWenInfill Material
   • 3.1.5.22. HystereticPoly Material
   • 3.1.5.23. HystereticAsym Material (Smooth asymmetric hysteresis)
   • 3.1.5.24. HystereticSmooth Material (Smooth hysteretic material)
   • 3.1.5.25. DowelType Timber Joint Material
   • 3.1.5.26. CoulombDamper Material
   • 3.1.5.27. Hertz Damp Material
   • 3.1.5.28. Jankowski Impact Material
   • 3.1.5.29. Viscoelastic Gap Material
   • 3.1.5.30. Ratchet Material

1. PyTzQz uniaxial materials for p-y, t-z and q-z elements

• 3.1.5.31. PySimple1 Material
• 3.1.5.32. TzSimple1 Material
• 3.1.5.33. QzSimple1 Material
• 3.1.5.34. PyLiq1 Material
• 3.1.5.35. TzLiq1 Material
• 3.1.5.36. QzLiq1 Material