4 Inch Schedule 80 Pipe Dimensions

NPS 4 Schedule 80 steel pipe dimensions, including outside diameter, wall thickness, inside diameter, DN size, and weight.
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Pipe Dimensions

Property Imperial Metric
NPS 4 NPS 4
DN 100 DN 100
Schedule Schedule 80 Schedule 80
Outside Diameter 4.5 in 114.30 mm
Wall Thickness 0.337 in 8.56 mm
Inside Diameter 3.826 in 97.18 mm
Weight 15 lb/ft 22.32 kg/m
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Quick Facts

About NPS 4 Schedule 80

NPS 4 Schedule 80 pipe has a nominal pipe size of 4 inches and corresponds to DN 100. The outside diameter is standardized, while wall thickness varies by schedule.

PipeLookup presents dimensional reference data for quick lookup. Inside diameter is derived from outside diameter minus twice the wall thickness.

FAQ

What is the OD of 4 inch Schedule 80 pipe?

The outside diameter is 4.5 inches (114.30 mm).

What is the wall thickness?

The nominal wall thickness is 0.337 inches (8.56 mm).

What is the inside diameter?

The calculated inside diameter is approximately 3.826 inches (97.18 mm).

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