Purchase Qty. Reference FOB Price
100-499 Pieces US$1.00
500-999 Pieces US$0.90
1,000+ Pieces US$0.86
Product Description
Product Description CHECK VALVE A check valve is a valve device that automatically controls the one-way flow of a fluid. Its core function is to allow the medium to pass through in one direction and prevent reverse flow. The valve drives the valve disc to open or close through the medium's own ...