Управляется вручную клапан-бабочка (D341)

1.The disk is truss framed with two-plate and flow-resistent is lower. 2.It has reliable sealing structure for two-way stopping without any leakage. 3.The axle sleeves are self-lubricanted bearing. Oiling is not need and friction drag is small during operation. 4.Rubber sealing can be replaced on pipeline without removing the valve (DN>700). 5.Several kinds of actuators with reliable performance and agile operation are supplied for the liser's selection. Wear-resisting and corrosion-resisting.