... 32#,36#,40# stainless steel I beam StandardAISI,ASTM,GB,JIS,BS,etc.DescriptionStainless steel , stainless steel I beam, H beam,I beamMaterial201,304,304L,316 ... ,316L,309,310,321,etc.Surfacebright , polished , peeled ,Processcold drawn , hot ... feel free to contact with us 304 hot rolled stainless steel I beam