Menu

Disc compression springs (given the deflection of spring)

Disc compression springs D 0 D f δ
Disc compression springs

Values for calculation

$D$ $\mathrm{mm}$
$D_0$ $\mathrm{mm}$
$δ$ $\mathrm{mm}$
$E$ $\mathrm{GPa}$
$f$ $\mathrm{mm}$
$σ_{adm}$ $\mathrm{MPa}$

Calculation

Tensile stress

$$σ=\cfrac{E\cdot 10^3\cdot δ\cdot\left(1-2/3\cdot D_0/D\right)}{0.65\cdot\left(\cfrac{D}{2}\right)^2}\cdot f$$
$σ=\cfrac{E\cdot 10^3\cdot δ\cdot\left(1-2/3\cdot D_0/D\right)}{0.65\cdot\left(\cfrac{D}{2}\right)^2}\cdot f$
Equations in LaTeX code
σ=\cfrac{E\cdot 10^3\cdot δ\cdot\left(1-2/3\cdot D_0/D\right)}{0.65\cdot\left(\cfrac{D}{2}\right)^2}\cdot f
$$σ\le σ_{adm}$$
$σ\le σ_{adm}$
Equations in LaTeX code
σ\le σ_{adm}

Force

$$F=\cfrac{δ^2}{1-2/3\cdot D_0/D}\cdot σ$$
$F=\cfrac{δ^2}{1-2/3\cdot D_0/D}\cdot σ$
Equations in LaTeX code
F=\cfrac{δ^2}{1-2/3\cdot D_0/D}\cdot σ

Spring stiffness

$$k=\cfrac{F}{f\cdot 10^{-3}}$$
$k=\cfrac{F}{f\cdot 10^{-3}}$
Equations in LaTeX code
k=\cfrac{F}{f\cdot 10^{-3}}
On this page