Definition
G = shear stress / shear strain
G = tau / gamma
Material property lookup
Shear Modulus of Common Materials
Compare shear modulus values for torsion, shear strain, shaft design, and elastic material modeling.
Instant rigidity lookup
Select a material or case
Select a material to view shear modulus in GPa and million psi.
Selected value
Reference table
Shear modulus table
| Material | Group | Shear Modulus (GPa) | Shear Modulus (106 psi) | Notes |
|---|---|---|---|---|
| Aluminum | Metal | 26 | 3.8 | Common aluminum reference |
| Carbon Steel | Metal | 79 | 11.5 | Typical steel value |
| Stainless Steel | Metal | 77 | 11.2 | Typical stainless value |
| Copper | Metal | 44 | 6.4 | Annealed copper varies by temper |
| Brass | Metal | 37 | 5.4 | Varies by alloy |
| Titanium | Metal | 44 | 6.4 | Common titanium value |
| Glass | Ceramic | 26 | 3.8 | Approximate value |
| Concrete | Construction | 12 | 1.7 | Approximate; mix dependent |
| Polycarbonate | Polymer | 0.8 | 0.12 | Temperature dependent |
| Rubber | Polymer | 0.001 | 0.00015 | Highly formulation dependent |
Formulas
Shear modulus formulas
Elastic constants
G = E / [2(1 + nu)]
Shear modulus values are approximate and depend on material grade, temperature, and anisotropy.
Reference
How engineers use shear modulus
Torsion
Shear modulus is used in shaft twist and torsional stiffness calculations.
Elastic modeling
It connects shear stress and shear strain in the elastic region.
Material comparison
Higher shear modulus indicates greater resistance to shear deformation.
FEA inputs
For isotropic materials, shear modulus can be derived from E and Poissons ratio.
FAQ
Shear modulus questions
What is shear modulus of steel?
A typical shear modulus for carbon steel is about 79 GPa.
What is shear modulus also called?
Shear modulus is also called modulus of rigidity.
How is shear modulus related to Youngs modulus?
For isotropic materials, G = E / [2(1 + nu)].
Related
Common material property tables
Bulk Modulus of Common Materials
Bulk modulus values for common solids and fluids used in compressibility checks.
Density of Common Materials
Density values for metals, polymers, ceramics, and construction materials.
Friction Coefficients of Common Materials
Static and kinetic friction coefficients for common material pairs.
Hardness Conversion Table
Approximate Rockwell, Brinell, Vickers, and tensile strength conversion values.
Melting Point of Common Materials
Melting point reference values for common metals, plastics, and engineering materials.
Poisson's Ratio of Common Materials
Poisson ratio values for common engineering solids.