Hey guys!
I cant figure why is Mcr in SCI P397 "elastic design of single span steel portal frame buildings Eurocode 3" calculated as Mcr = (C^2)*Cm*Mcr0 as you can see on picture below
And why is it calculated in SCI P363 "blue book" diferently as you can see on picture below
Hey guys! I am trying to figure out warping constant calculation of haunched section. You can see dimensions on picture below.
https://res.cloudinary.com/engineering-com/image/upload/v1630256407/tips/sxw9wecdnak71_n4uy0y.webp
I am designing it via "design of steel portal frame buildings...