... -900*300mm. grade: Q235B,Q345B,SS400,etc. Best price,best quality Hot rolled I beam section 1. Standard: GB, JIS, ASTM ... : Hot rolled9: Surface: painted, galvanized or punch holes10. Main market: East-south Asia, Mid-east, South American11. Usage: Construction structure and Frame use12. Other ... .878IPEAA 8078*463.24.95IPE180180*915.318.8 I beam with Boron