Radial Displacement Spherical (Volume)

Radial Displacement Spherical (Volume) Formula
$V \;=\; \dfrac{ (2 \cdot p \cdot \pi \cdot r^4 ) \cdot ( 1 - \mu ) }{ \lambda \cdot t }$
Symbol	English	Metric
$V$ = Volume	$in^3$	$mm^3$
$p$ = Pressure Under Consideration	$lbf\;/\;in^2$	$Pa$
$\pi$ = Pi	$3.141 592 653 ...$	$3.141 592 653 ...$
$r$ = Radius to Point of Intrest	$in$	$mm$
$\mu$ (Greek symbol mu) = Poisson's Ratio	$dimensionless$	$dimensionless$
$\lambda$ (Greek symbol lambda) = Elastic Modulus	$lbf\;/\;in^2$	$Pa$
$t$ = Wall Thickness	$in$	$mm$