佳木斯EBZ160掘进机PSV551/300-3四联多路换向阀，规格型号：PSV551/300-3-41H80/80/H-41H80/80/H-41H80/80/H-41H80/80/H-E1佳木斯EBZ160掘进机PSV552/230-3七联多路换向阀，规格型号：PSV552/230-3-42H80/80/A2-42H80/80/A2-32H63/63/A2-32H63/63/A2-32H63/63/A2-32H63/63/A2-32H63/63/A2-E1石家庄煤矿机械有限公司EBZ55/150掘进机DL31系列一联换向阀，DL31-3-D-C/E1-2-160一联换向阀DL31-3-D-C/E1-3-160一联换向阀佳木斯EBZ160掘进机PSV552/220-3六联多路换向阀，规格型号：PSV552/220-3-42H80/80/A2-42H80/80/A2-32H63/63/A2-32H63/63/A2-32H63/63/A2-32L63/63/A2-E1德国哈威原装进口佳木斯EBZ160掘进机PSV55/220-3四联换向阀，规格型号：PSV55/220-3-42H80/80/AC2-32H40/40/AC2-32H40/40/AC2-42H25/25/C100/AC2-E1)