... 900*300mm Ceritification:ISO9001,BV,SGS structural steel--Materials:S235J2,S235JR,S275JR --Mill:WISCO,BAO STEEL,SHOUGANG GROUP,WUYANG ,ANGANG GROUP,ANSHAN GROUP ... :Construction,shipping building,bridge ,prssure vessel equipment etc.--Mill:BAO STEEL,SHOUGANG GROUP,WUYANG GROUP,ANSHAN GROUP, --MTC: --BV & SGS inspectoin ...