3.1.6. 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

   • 3.1.6.1. Steel01 Material
   • 3.1.6.2. Steel02 Material
   • 3.1.6.3. Steel4 Material
   • 3.1.6.4. Reinforcing Steel Material
   • 3.1.6.5. DoddRestrepo Material
   • 3.1.6.6. Ramberg Osgood Steel Material
   • 3.1.6.7. SteelMPF Material
   • 3.1.6.8. UVCUniaxial Material
   • 3.1.6.9. SteelFractureDI Material
   • 3.1.6.10. DuctileFracture Material

2. Concrete Materials

   • 3.1.6.11. Concrete01 Material – Zero Tensile Strength
   • 3.1.6.12. Concrete02 Material – Linear Tension Softening
   • 3.1.6.13. Concrete04 Material – Popovics Concrete Material
   • 3.1.6.14. ASDConcrete1D Material
   • 3.1.6.15. GMG_CyclicReinforcedConcrete Material

1. Some Standard Uniaxial Materials

1. Generic Multilinear Hysteretic Materials

   • 3.1.6.16. Hysteretic Material
   • 3.1.6.17. HystereticSM Material
   • 3.1.6.18. IMKBilin Material
   • 3.1.6.19. IMKPeakOriented Material
   • 3.1.6.20. IMKPinching Material
   • 3.1.6.21. SLModel Material

1. Wrapper Uniaxial Materials

1. Other Uniaxial Materials

   • 3.1.6.22. BoucWenInfill Material
   • 3.1.6.23. HystereticPoly Material
   • 3.1.6.24. HystereticAsym Material (Smooth asymmetric hysteresis)
   • 3.1.6.25. HystereticSmooth Material (Smooth hysteretic material)
   • 3.1.6.26. DowelType Timber Joint Material
   • 3.1.6.27. CoulombDamper Material
   • 3.1.6.28. Hertz Damp Material
   • 3.1.6.29. Jankowski Impact Material
   • 3.1.6.30. Viscoelastic Gap Material
   • 3.1.6.31. Ratchet Material

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

• 3.1.6.32. PySimple1 Material
• 3.1.6.33. TzSimple1 Material
• 3.1.6.34. QzSimple1 Material
• 3.1.6.35. PyLiq1 Material
• 3.1.6.36. TzLiq1 Material
• 3.1.6.37. QzLiq1 Material
• 3.1.6.38. TzSandCPT Material
• 3.1.6.39. QbSandCPT Material