Longitudinal Stress Thick-walled Section (External Pressure Only) Formula
|
| \(\large{ \sigma_l = \frac{ - p_e \; r_e^2 }{ r_e^2 \;-\; r_i^2 } }\) |
| Symbol |
English |
Metric |
| \(\large{ \sigma_l }\) (Greek symbol sigma) = longitudinal stress |
\(\large{ \frac{lbf}{in^2} }\) |
\(\large{ Pa }\) |
| \(\large{ p }\) = external pressure |
\(\large{ \frac{lbf}{in^2} }\) |
\(\large{ Pa }\) |
| \(\large{ r_e }\) = external radius |
\(\large{ in }\) |
\(\large{ mm }\) |
| \(\large{ r_i }\) = internal radius |
\(\large{ in }\) |
\(\large{ mm }\) |
