手动刀型闸阀手动刀型闸阀,刀形闸阀(梅花形)
手动凸缘(梅花形)刀型闸阀Manual knife gate valve气动不锈钢刀闸阀气动不锈钢刀闸阀
手动凸缘(梅花形)刀型闸阀Manual knife gate valve手动刀型闸阀手动刀型闸阀,薄型闸阀
手动凸缘(梅花形)刀型闸阀Manual knife gate valve气动刀型闸阀气动刀型闸阀,气动刀形闸阀
气动刀型闸阀Pneumatic knife gate valve气动快开式刀闸阀气动快开式刀闸阀
气动刀型闸阀Pneumatic knife gate valve电动刀型闸阀电动刀型闸阀、刀闸阀
气动刀型闸阀Pneumatic knife gate valve加长杆电动刀闸阀加长杆电动刀闸阀
加长杆电动刀闸阀电液动刀型闸阀电液动刀型闸阀、刀闸阀
电液动刀型闸阀electric and hydraulic knife gate valve电动刀型闸阀电动刀型闸阀,电动刀闸阀
电动凸缘刀型闸阀electric butt-clamp knife gate valve电液动刀型闸阀电液动刀型闸阀,电液刀闸阀
电液动刀型闸阀,电液刀闸阀electric and hydraulic butt-clamp knife gate valve手动陶瓷刀闸阀手动陶瓷刀闸阀
手动陶瓷刀型闸阀manual knife gate valve气动对夹式刀型闸阀气动对夹式刀型闸阀、刀闸阀
气动对夹式刀型闸阀pneumatic butt-clamp knife gate valve