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Steel Pipe Expansion Loops

Thermal expansion and steel pipe expansion loops capacities

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The expansion loop is a common way to absorb temperature expansion and contraction in steel pipes. Expansion loops can be fabricated from standard pipes and elbows.

Approximate Expansion Capacity (mm) Load Calculator!
Nominal Pipe Size (mm) Load Calculator!	Width of Expansion Loop - w - (m) Load Calculator!
Nominal Pipe Size (mm) Load Calculator!	0.5	1.0	1.5	2.0	2.5
25	35	130
32	25	100	210
40	20	70	150
50		65	125	200
65		50	100	150	220
80		40	75	125	190
100		35	65	115	150

U-Bends Expansion Compensator Calculator

Metric Units

This calculator can be used to calculate required width and height of an U-bends expansions compensator.

S - Length of expanding pipe (m)

Expansion coefficient (10^-6 m/m ^oC)

Initial temperature (^oC)

Final temperature (^oC)

Outside diameter of pipe (mm)

Load Calculator!

Imperial Units

S - Length of expanding pipe (ft)

Expansion coefficient (10^-6 in/in ^oF)

Initial temperature (^oF)

Final temperature (^oF)

Outside diameter of pipe (in)

Load Calculator!

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Z-Bends Expansion Compensator Calculator

Metric Units

This calculator can be used to calculate required offset in a Z-bends expansions compensator.

S - Length of expanding pipe (m)

Expansion coefficient (10^-6 m/m ^oC)

Initial temperature (^oC)

Final temperature (^oC)

Outside diameter of pipe (mm)

Load Calculator!

Imperial Units

S - Length of expanding pipe (ft)

Expansion coefficient (10^-6 in/in ^oF)

Initial temperature (^oF)

Final temperature (^oF)

Outside diameter of pipe (in)

Load Calculator!

L-Bends Expansion Compensator Calculator

Metric Units

This calculator can be used to calculate required offset in a Z-bends expansions compensator.

S_max - Length of longest expanding leg (m)

Expansion coefficient (10^-6 m/m ^oC)

Initial temperature (^oC)

Final temperature (^oC)

Outside diameter of pipe (mm)

Load Calculator!

Imperial Units

This calculator can be used to calculate required offset in a Z-bends expansions compensator.

S_max - Length of longest expanding leg (ft)

Expansion coefficient (10^-6 in/in ^oF)

Initial temperature (^oF)

Final temperature (^oF)

Outside diameter of pipe (in)

Load Calculator!

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Related Topics

Temperature Expansion - Thermal expansion of pipes and tubes - stainless steel, carbon steel, copper, plastics and more
Pipe Sizing - Sizing steam and condensate pipes - pressure loss, recommended velocity, capacity and more

Related Documents

ASTM A270 Sanitary Stainless Steel Tubing - Dimensions - Dimensions of ASTM A270 sanitary steel tubes
Coefficients of Linear Thermal Expansion - Linear temperature expansion coefficients for aluminum, copper, glass, iron and other common materials
Copper Tubes - Expansion Loop Capacity - Capacity of copper tubes expansion loops
Expansion of Copper, Ductile Iron, Carbon Steel, Stainless Steel and Aluminum Piping Materials - Thermal expansion of some typical piping materials
Linear Thermal Expansion - Linear temperature expansion - online calculator
Pipes - Heat Expansion and Cooling Contraction - Expansion or contraction when heating or cooling cast iron, carbon and carbon molybdenum steel, wrought iron, copper, brass and aluminum pipes
Pipes and Tubes - Temperature Expansion - Pipes expands when heated and contracts when cooled and the expansion can be expressed with the expansion formula
Piping Elbows - Thrust Block Forces - Thrust block forces on pipe bends anchor due to liquid velocity and internal pressure - online resulting force calculator
Pressfit Pipes - Expansion Loops - Pressfit pipes and temperature expansion loops
PVC Pipes - Expansion Loops - Temperature expansion and contraction in PVC piping systems
Sizing Steam Pipes (lb/h) - Steam is a compressible gas where the capacity of a pipe line depends on the size of the pipe and the steam pressure.
Steam Pipes - Sizing - Pipe sizing steam systems - major and minor loss in steam distribution systems
Steam Pipes - Thermal Expansion - Thermal expansion of steam pipes heated from room temperature to operation temperature (mm pr. 100 m pipe)
Steel Pipes and Temperature Expansion - Temperature expansion of carbon steel pipes
Temperature Change and Stress Introduced in Fixed Pipes - Temperature change will cause stress in fixed pipes
Temperature Expansion Coefficients common Piping Materials - Expansion coefficients for common materials used in pipes and tubes - aluminum, carbon steel, cast iron, PVC, HDPE and more
Thermal Expansion - Stress and Force - Stress and force when thermal expansion is restricted
Thermal Expansion of Metals - Thermal expansion of some common metals
Thermal Expansion of PVC, CPVC, Carbon Steel, Stainless Steel and Fiberglass Pipes - Typical thermal expansion of PVC, CPVC, Carbon and Stainless Steel and Fiberglass pipes
Thermal Expansion of Steam Pipes - inches - Steam pipes heated from room temperature to operation temperatures - expands

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