... ,C,DQ255 A,BQ275 A,B 6-80 mmGB700-1988Steel structure, City construction, mechanical production 2Low alloy steel plate Q345 A ... >11-80 mmGB700-1988, GB/T1591-1994, GB5313-1985 steel structure, City construction 9Foreign standard steel plate A36, S235JR, S235JRG2, SS4008 ... /E Q460C/E/E 6-60 mm GB/T1591-94Steel structure, Heavy vehicle, mechanical production 14Automobile framessteel plate 16MnL, 16 Mtil ...