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Circular Torus (SCTO)

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  • Last UpdatedMar 16, 2026
  • 1 minute read

The circular torus is only part of a torus; it is not permitted to subtend more than 180 degrees. It is circular in cross-section. SCTO has particular attributes as follows:

  • PAAX, PBAX - direction of axes normal to the end faces of the torus

  • PDIA - diameter of the cross-section of the torus.

  • TVISI - visibility of top face

  • BVISI - visibility of bottom face

    Circular Torus Catalogue Primitive