回复:
要激活 RFEM 6 或 RSTAB 9 中的材料非线性行为，必须先激活 材料非线性 模块。
常见问题和解答 (FAQ)
The material model should then be modified from the default setting "Linear Elastic" to the relevant "Plastic" setting in the Material dialog box, depending on whether the element is a 1D member, 2D surface, or 3D solid.
Lastly, the Static Analysis Settings should further be modified to set the number of load increments and to activate the "Save results of all load increments" checkbox.
After the calculation, all results can be viewed in the Navigator – Results panel according to the selected load increment.