hot rolled I beams Grade:Q235,Q345B,SS400 Standard:GB/T-11263-2005,JIS G3101 hot rolled I beamsDescription: One kind of profile bars with "I" shape section, ... and so on. specifcation necessary for inquiries: product name, standard performed,materials, specifcation, quantity, length, handling time,measure way ... For more information,please contact directly without any hestation. hot rolled H beam steel