HC220P汽车钢板 HC220P冷轧板卷 钢带 ¥5.92 HC260P冷轧钢板 HC260P冷轧板卷 开平分条 ¥6.06 HC300P冷轧板卷 HC300P汽车钢板 开平分条 ¥6.12 B170P1冷轧板卷 B170P1汽车零部件用板 ¥6.35 B210P1汽车冷轧钢板 B210P1冷轧板卷 开平板 ¥5.18 B250P1高强度冷轧钢板 B250P1冷轧板卷 ¥5.38