I was asked to comment on a deformation observed on a truss's bottom chord fabricated with an HSS. Indeed, the two side walls of the HSS are bulged out for approximately 3/8" for the bottom chord's entire length. It does not seem to be an overstress problem since this member is most likely...
Hi,
I am using structural steel sections (ASTM- A572- Gr. 50) in an industrial environment where temperature gets relatively high around specific equipment. More precisely the steel will be at around 150 degree Celsius (300 degree Fahrenheit). I was wondering if the steel yield strength will...