Poisson's Ratio

Ratio of strain in the lateral direction to strain in the axial direction, when a tensile stress is applied to a material. Its value for many solids, is close to 1/3. For elastomers it is just under 0.5.

Click on an item to paste into clipboard or use clipboard symbol at end to clipboard all values

Aluminium	0.33		Clip
Bismuth	0.33		Clip
Brass	0.35		Clip
Bronze	0.34		Clip
Cast Iron	0.2 to 0.3		Clip
Copper	0.33 to 0.36		Clip
Fused Silica	0.17		Clip
Gold	0.44		Clip
Iron	0.27 to 0.29		Clip
Magnesium	0.35		Clip
Nickel	0.31		Clip
Platinum	0.38		Clip
Polymethyl Methacrylate Resin	0.4		Clip
Pyrex Glass	0.24		Clip
Silver	0.37		Clip
Sodium Chloride	0.252		Clip
Sodium I Fluoride	0.326		Clip
Steel	0.29		Clip
Titanium	0.33		Clip
Tungsten	0.2 to 0.34		Clip
Zinc Sulphide	0.29		Clip

paste all data into clipboard

See also: Mechanical Properties, Shear Modulus.