PipeDev — Vessel Head

Vessel Head

Elliptical (2:1) or hemispherical head — gore (orange-peel) development.

Principle & formula

Head type

Diameter (D)

Gores (n, even)

Skirt height (Ls, 0 = none)

Advanced — material & allowance

Material thickness (t)

Hem / seam allowance (a)

Second plate (companion)

Diameters are outside; development uses the neutral axis (Ø − t). Allowance adds a margin around the blank.

Print at 100% scale. Dimensions are in millimetres.