*SECTION POINTS
4. Local -position of second sec tion point.
Continue giving coordinate pairs for as many points as needed. At most four pairs of points can
be specified on any data line. If the point (0,0) is specified as the last entry on a line, it will be ignored
unless it is the only point requested.
Data lines to locate elements and integration point numbersfor meshed sections when used in
conjunction with the *BEAM GENERAL SECTION, SECTION=MESHED option:
First line:
1. Section point label.
2. Two-dimensionalmodel element number.
3. Integrationpoint number.
Second line:
1. Young’s modulus, E.
2. Shear modulus in user-defined 1-direction, .
3. Shearm odulus in user-defined 2-direction, (for isotropic materials = ).
4. Materialorientation angle, , measured counterclockwise from the beam local 1-direction.
5. Local -positionof the integration point with respect to th e centroid.
6. Local -position of the integration point with respect to the centroid.
7. Derivative of the warping function with respect to the local 1-direction
and the shear center.
8. Derivative of the warping function with respect to the local 2-direction
and the shear center.
Repeat this set of data lines foras many integration points as needed.
Data lines to locate elements and integration point numbersin the cross-section model when
used in conjunction with the *BEAM SECTION GENERATE option:
First line:
1. Section point label.
2. Element number.
3. Integrationpoint number.
Repeat this data line as often as necessary to specify the elements and integration points.
18.4–2
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