STAAD.Pro HelpDesignD. Steel DesignD. Chinese Steel DesignD. Chinese Steel Design Technical ReferenceMember Capacities and Deflection Check Member Capacities and Deflection Check Member CapacitiesStrength and Stability Checks of Various Components For different types of components, the program will check the strength and stability of components and select the section according to the relevant provisions of GB 50017-2017. The following will introduce the relevant code terms considered in the inspection of various types of components in the program. Deflection CheckParent Topic: D. Chinese Steel Design Technical Reference