304不锈钢渠道闸门0.1MPa
304不锈钢闸门0.1MPa
碳钢QZM渠道闸门0.06MPa
ZMQY铸铁镶铜圆闸门0.1MPa
MZY钢制圆闸门,碳钢圆闸门0.1MPa
铸铁闸门0.1MPa
铸铁暗杆镶铜闸门0.1MPa
铸铁调节堰门0.1MPa
ZMQF铸铁镶铜方形闸门0.1MPa