Radial Displacement Thin-wall Section (External Pressure only) Formula |
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Δr=−pe⋅r2e⋅rλ⋅(r2e−r2i)⋅((1−μ)+(1+μ)⋅r2ir2) | ||
Symbol | English | Metric |
Δr = Radius Change | in | mm |
pe = External Pressure | lbf/in2 | Pa |
re = External Radius | in | mm |
r = Radius to Point of Intrest | in | mm |
λ (Greek symbol lambda) = Elastic Modulus | lbf/in2 | Pa |
ri = Internal Radius | in | mm |
μ (Greek symbol mu) = Poisson's Ratio | dimensionless | dimensionless |