MBN11251-CR330Y590T-DP-GI50/50-U产品标准试验方法 ¥5020.00 MBN11250-IFC280Y380T-GI50/50-U产品名称冲压性能 ¥5020.00 MBN11250-CR780Y980T-CP-GI70/70-U规格定制深冲压用 ¥5020.00 MBN11251-CR570Y780T-CP低合金冲压力学性能 ¥5020.00 MBN11250-LAC240Y320T折弯工艺平度精度 ¥5020.00 MBN11251-CR6-GI50/50-U马钢冲压测试 ¥5020.00