宝钢-酸洗板HC420/780TRD+Z汽车钢HC420/780TRD+Z冷轧卷-热镀锌 ¥3500.00 宝钢B180H2冷轧卷 宝钢B180H2性能B180H2厂家 180H2拉伸用汽车钢 ¥3500.00 Q/BQB420-2014 HC300LAD+ZF ¥3500.00 RAEX 700 MC LASER RAEX 600 MC OPTIM酸洗钢板 钢材 ¥4800.00 宝钢-汽车钢SP621冷轧板卷SP621酸洗板卷 ¥3500.00 宝钢-冷轧卷GMW3032M-ST-SCR210IFHD60G60G(U/E)汽车钢-酸洗卷酸洗板 ¥3.30