Nomenclature
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Nomenclature a Pipe inside radius b Pipe outside radius D Pipe outside diameter Di Pipe inside diameter dr Change in pipe radius Pi Internal design pressure Po External pressure r Pipe radius at any point along the pipe wall thickness t Pipe nominal wall thickness sh Hoop stress = circumferential stress = tangential stress, exact value from thick wall pipe formula shmHoop stress from the modified thin wall pipe formula sho Hoop stress from the original thin wall pipe formula sho' Hoop stress from the original thin wall pipe formula without considering external pressure sr Radial stress
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Nomenclaturea Pipe inside radiusb Pipe outside radiusD Pipe outside diameterDi Pipe inside diameterdr Change in pipe radiusPi Internal design pressurePo External pressurer Pipe radius at any point along the pipe wall thicknesst Pipe nominal wall thicknesssh Hoop stress = circumferential stress = tangential stress, exact value from thick wall
pipe formulashmHoop stress from the modified thin wall pipe formulasho Hoop stress from the original thin wall pipe formulasho' Hoop stress from the original thin wall pipe formula without considering external
pressuresr Radial stress
