建筑钢板网孔形:菱形,六角形,热轧钢板,圆形 ? ?菱形钢板网孔节距规格:12.5x25mm 15x30mm 20x40mm 25x50mm 30x60mm 40x80mm 50x100mm ? ?六角形钢板网孔节距规格:15x40mm 20x50mm 25x60mm 30x80mm 40x100mm ? ?冲孔钢板网孔直径:5.0mm 6.0mm 7.0mm 8.0mm 9.0mm