... construction, mechanical production 2Low alloy steel plate Q345 A,B,C,D 6-100 mm GB/T1591-1994Steel structure, ... 1985 steel structure, City construction 9Foreign standard steel plate A36, S235JR, S235JRG2, SS4008-60 mm JIS, EN,DIN,BS,ISOASTM ... 10Complex stainlesssteel plate SUS304+Q235A/B6-30 mmGB/T8165Chemical industry, container production, communication equipment11High ...