dk單開道岔 山東濟(jì)寧中煤軌道器材
單開道岔、復(fù)式交分道岔、交叉渡線道岔、菱形道岔、對(duì)稱道岔等各種道岔 

序號(hào)
     型  號(hào)    軌距(毫米)     轍叉號(hào)碼    曲線半徑(毫米)    總長(zhǎng)度(毫米)     限用車輛(位)    限速(米/秒)      總重(公斤)
1   DC612-2-6   600             2 號(hào)            6              4000                                             332
2   DC612-3-9                   3 號(hào)            9              4800                                             443
3   DC612-3-12                  3 號(hào)            12             4900                                             449
4   DC615B-2-6                  2 號(hào)            6              4100
5   DC615B-3-9                &n