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Socket end resilient seated gate valve for PVC pipe US 20-10000 / Piece 10 Piece/Pieces (Min.Order) Resilient Seated Gate Valve US 40-5000 / Piece 1000 Piece/Pieces (Min.Order) AWWA C515/509 Resilient ...
2. din standard NRS spindle npt gate valve specification has more energy when opening and closing.because whether on or off, disc is vertical to the phase with medium flow. 3.Gate opening and closing ...
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