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15.5 — 18

Nominal Size
18
SDR
15.5
Id in (in)
15.677
Id MM (mm)
398.2
Materials
HDPE
Od in (in)
18
Od MM (mm)
457.2
Pressure HDPE PE4710 Psi (psi)
110
Wall Thickness in (in)
1.1613
Wall Thickness MM (mm)
29.5
18 — sdr 15.5 · id in 15.677 in · wall thickness in 1.1613 in · id mm 398.2 mm · wall thickness mm 29.5 mm | Pipe Sizes Sdr | Engineering Database