Can opencascade make a revolution surface within an angle?

Can opencascade make a revolution surface between angle_1 and angle_2?
For example: make a revolution surface between 0 and 30 degree.
For now opencascade make revolution surface from 0 to 360 degree.

P G's picture

Trim(bound) the 360 deg surface with ur desired angles(radians) using
Geom_RectangularTrimmedSurface class.