QJ-GAC 1270.041 GJC340 冷轧卷密度试验 镀锌卷板 1.2*1077*C ¥3350.00 QJ-GAC 1270.047 GJC390 汽车配件钢板卷 冲压零配件 1.3*1190*C ¥3480.00 QJ-GAC 1270.045 GJC340H 冲压钢种机械深冲料 试模 1.2*1000*C ¥3480.00 QJ-GAC 1270.046 GJC340P 汽车大梁地盘硬件打造 稳定 1.3*1247*C ¥3400.00 QJ-GAC 1270.044 GJC390P 机械加强件防撞梁 车身硬件 0.6*1320*C ¥3480.00 QJ-GAC 1270.040 GJC440P 结构钢零部件打造车身 零开 1.0*990*C ¥3300.00