HC250/450DPE+Z 50/50 电镀锌板卷 hc250/450dpe+z宝钢无铬耐指纹 ¥6.20 HC260/450DPE+Z 50/50 电镀锌板卷 hc260/450dpe+z宝钢无铬耐指纹 ¥6.20 HC340/590DPD+Z 40/40 镀锌钢板及钢带 汽车结构件、加强件 ¥6.20 宝钢-B340/590DPE+Z电镀锌 汽车钢板卷 零切批发 ¥6.20 宝钢-HC340/600DPE+Z电镀锌 汽车钢板卷 零切批发 ¥6.20 HC420/780DPE+Z电镀锌 汽车钢板卷 零切批发 hc420/780dpe+z ¥6.20