Buckling verification

The app aims to assess the resistance to buicling of a pipe subject to an external hydrostatic load
standard formula – critical pressur
ASTM F 480 formula – critical pressure

Verification procedure according to standard formula

Raw material  
DN/ODDN(mm)
Short-term young modulusEsMPa
Poisson Modulusn( )
External hydrostatic pressurePext(bar)
Minimum pipe thicknesse(mm)
Critical pressurePcr(bar)
Safety factorC( )

Verification procedure according to ASTM F 480 formula

Raw material  
DN/ODDN(mm)
Short-term young modulusEsMPa
Poisson Modulusn( )
External hydrostatic pressurePext(bar)
Minimum pipe thicknesse(mm)
Critical pressurePcr(bar)
Safety factorC( )