Pipe Thermal Expansion

ΔL = α·L·ΔT · U-loop / L-loop leg sizing · anchor force · guide spacing · bending stress check

Pipe Material

α (mm/m/°C)

E (GPa)

200

S_a (MPa)

138

General process piping

Pipe Dimensions

Nominal size (Schedule 40)

OD = 114.3 mm·ID = 102.3 mm

Expansion Input

Temperature Conditions

Installation temperature (°C)

Ambient temperature when pipe is installed / stress-free

Operating temperature (°C)

ΔT = 180.0 °C (heating — pipe expands)

Pipe Run

Anchor-to-anchor length L

Loop type

Cold spring (pre-stress)

Enter pipe material, dimensions, temperatures, and length

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