Dear Clemens @karamba3d As your request i open a new topic about the NB_RD values. 01_SimpleBeam_cp-Jac.gh (41.3 KB) On this example i applied a unique point load who generate uniform compression along the beam My result below : [image] I dont find the same NB_RD values as yours As you, i fin…

Dear Jacques ( @keuj.84 ), the chi-values are not applied to to NB_Rd but are used to calculate the utilization. The NB_RD value of 1063kN derives from yield strength times cross section area (23.5*45.25 = 1063.4kN). The Ay and Az values in Karamba3D are those traditionally used for calculating the …

Karamab Chi values and Nb_Rd

Grasshopper Karamba3D

keuj.84 (Jacques) November 26, 2019, 3:40pm 3

Hello

See

You can find the EC3 procedure implemented in Karamba