HC420/780DP 支持定尺加工先进高强钢宝钢首钢武钢 ¥4100.00 ASTM A1046/A1046M CS Type C+ZM美标标准镀锌铝镁 ¥3900.00 ASTM A1046/A1046M FS Type A+ZM美标标准镀锌铝镁 ¥3900.00 ASTM A1046/A1046M FS Type B+ZM镀锌铝镁板卷 ¥3900.00 ASTM A1046/A1046M SS Grade37+ZM美标标准镀锌铝镁 ¥3900.00 ASTM A1046/A1046M SS Grade40+ZM美标标准镀锌铝镁 ¥3900.00