Command reference help topics
MASS21 dialog box (ANSYS)
| Physical Property Table | |
|---|---|
| Name | Defines the name of the physical property table. |
| Label | Specifies a unique numerical identifier for the physical property table. |
| Properties | |
| Distribute Mass | Controls whether Nastran treats elements that are assigned this physical property table as plane strain elements. |
| MASS21 Real Constants | |
| Mass | Lets you specify the element's mass as a single value that acts in all appropriate coordinate directions. |
| Mass Component X, Mass Component Y, Mass Component Z | Specifies the concentrated mass components in the X, Y, and Z directions for the element. |
| Mass Moment of Inertia, Ixx, Mass Moment of Inertia, Iyy, Mass Moment of Inertia, Izz | Specifies the rotational inertia values about the elemental coordinate system. |
| Coordinate system reference (KECN) | Lets you specify a user-defined elemental coordinate system.Click CSYS Dialog to use the CSYS dialog box to create the coordinate system. See CSYS dialog box for more information.Click to choose a coordinate system command to create the coordinate system. |
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MASS21 dialog box (ANSYS), Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1760617 · retrieved 2026-07-17