Min. Order Reference FOB Price
2 Pieces US$26.00-620.00 / Piece
Product Description
Dn400 Ductile Iron Cast Steel double flange Pneumatic Knife Gate Valve Knife-type gate valves, also known as knife gate valves or knife-type slurry valves, were introduced to China from the 1980s. Its application range is very wide, from coal mining in mines and power plants, slag discharge, ...