PipeDev — Segmented Elbow

Segmented Elbow

Lobster-back bend from straight pipe.

Principle & formula

Diameter (D)

Bend angle (°)

Segments (n)

Bend radius (R)

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.