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PN1.6~6.4MPa sludge gate valve is suitable for nominal pressure, working temperature 0~100? hydropower station of fire water system systems and mortars of water conservancy project pipeline, cut off or put through the pipeline ash-water mixtures, slag and water mixture

1 in the flange bolts, pipe ends flanged or welded connection

2 discs using a sealing force seal and excellent performance

3 seal pair materials for wear-resistant ceramic or wear-resistant alloy, strong resistance to abrasion, erosion wear resistance strong, durable, resistant to abrasion, friction small, reliable sealing

4 the valve outlet flow channel type is reasonable, not out sediment, opening and close flexibly, not blocking

5 the valve stem is through adjusting the quality and surface nitrogen treatment, there is good practising corrosivity, scratch resistance and abrasion resistance

6 large-diameter set in rolling bearings, open and close easily