чугуна фланцевые задвижки (фланцевое и винт)

1.Gatevalve body using precision casting, sleek style damper tightly closed plastic bag valve seat and close together, reaching no leakage, no sediment, flow unobstructed, open and close lightweight and flexible. 2.Gatevalve body cavity using non-toxic epoxy resin, inside and outside the surface completely coated with rubber damper on water pollution, environmental protection and energy saving. We have a great variety of goods. Theproductcan be designed according to the drawings or samples. Different shape,different material products all can be customized. The goods could be combined with other items in one order. We are best for middle and small custormers whose order include many items.but small qty.