ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 10" = mmPipe Standards SCh 40 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 273 mmInternal Diameter (d) = 254.4 mmThickness = 9.3 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.693245 mm = 1.904901 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 1.047232 mm = 1.178136 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

Ferretic Steels1

0.62739.3Carbon Steel

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 6" = mmPipe Standards SCh 40 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 168.3 mmInternal Diameter (d) = 154.1 mmThickness = 7.1 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.427374 mm = 1.605796 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.792534 mm = 0.891601 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

0.6168.37.1Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 1.5" = mmPipe Standards SCh 80 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 48.3 mmInternal Diameter (d) = 38.1 mmThickness = 5.1 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.265116 mm = 1.423255 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.611763 mm = 0.688234 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

1.348.35.1Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 3" = mmPipe Standards SCh 40 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 88.9 mmInternal Diameter (d) = 77.9 mmThickness = 5.5 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.225749 mm = 1.378968 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.599035 mm = 0.673914 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

0.688.95.5Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 2" = mmPipe Standards SCh 80 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 60.3 mmInternal Diameter (d) = 49.3 mmThickness = 5.5 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.153123 mm = 1.297264 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.526409 mm = 0.592211 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

0.660.35.5Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 1.5" = mmPipe Standards SCh 80 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 48.3 mmInternal Diameter (d) = 38.1 mmThickness = 5.1 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.122651 mm = 1.262982 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.497969 mm = 0.560215 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

0.648.35.1Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 1" = mmPipe Standards SCh 80 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 33.4 mmInternal Diameter (d) = 24.4 mmThickness = 4.5 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.084815 mm = 1.220416 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.463179 mm = 0.521077 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

0.633.44.5Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 1" = mmPipe Standards SCh 80 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 21.3 mmInternal Diameter (d) = 13.9 mmThickness = 3.7 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.054088 mm = 1.185849 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.436516 mm = 0.49108 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

0.621.33.7Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 3" = mmPipe Standards SCh 40 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 88.9 mmInternal Diameter (d) = 77.9 mmThickness = 5.5 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.487967 mm = 1.673962 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.830223 mm = 0.934001 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

1.388.95.5Carbon SteelFerretic Steels1

ASME B31.1- Power PipingMinimum Thickness Calculation

Pressure = MpaPiping Size 2.5" = mmPipe Standards SCh 40 =Material =Material phaseCorrosion allowance (A) = mm

Material = A53 Grade BExternal Diameter (D) = 73 mmInternal Diameter (d) = 62.6 mmThickness = 5.2 mmStress Value (SE) = 117.9 MpaQuality factor (E) = 1Longitudinal Weld Strength (W) = 1Values of Coefficient (Y) = 0.4

Using Equation 7 from B31.1 104.1.2

t = PD/2(SE + PY) +A = 1.400692 mm = 1.575779 mm XS / S80

Using Equation 8 from B31.1 104.1.2

t = (Pd + 2SEA + 2yPA)/2(SE-Py-P) = 0.746242 mm = 0.839522 mm XS / S80

With Mill Tolerance of 12.5%

With Mill Tolerance of 12.5%

1.3735.2Carbon SteelFerretic Steels1