Min. Order Reference FOB Price
1 Piece US$80.00-150,000.00 / Piece
Product Description
1, quick opening and closing, no friction, easy opening and closing, durable. 2, the channel is smooth, the flow resistance coefficient is small, it is not hindered by the flow direction of the medium, the structure is compact, and the weight is about 40% lighter than that of the flange type. 3. ...