QJ-GAC 1270.051 GJC390GA 厂家现货大量库存 零开试模 0.6*1220*C ¥3300.00 QJ-GAC 1270.042 GJC440GA 成形性能稳定汽车零配件 0.7*1360*C ¥3480.00 QJ-GAC 1270.041 GJC340HGA 化学元素力学性能 试模零开 0.8*1000*C ¥3480.00 QJ-GAC 1270.047 GJC340PGA 现货前纵梁结构件硬件制造 0.6*1157*C ¥3350.00 QJ-GAC 1270.045 GJC390PGA 车身内外版制造 车椅轨道 1.3*1330*C ¥3480.00 QJ-GAC 1270.046 GJC440PGA 试模配料卷板钢带 冷轧热轧 0.7*1260*C ¥3480.00