As one of the leading metal seat knife gate valve,Website: , wafer metal seat knife gate valve, flange metal seat knife gate valve manufacturers and suppliers in China and equipped with a productive factory, Shanghai Hugo Valve Co.,Ltd is always at your service. Features1, Hugo metal seat knife gate valve is unidirectional, was designed to apply in corrosive, abrasive liquid slurry or dry material applications, include Pulp & Paper, Mining, Waste Water, Chemical etc .2, with high flow capacity and low pressure drop.3, stepped transition port eliminates the cavity, where material will accumulate.4, short length of face to face, reduced raw material cost and installation space, strengthened the pipeline strength.5, scientific design for sealing packing box, makes the sealing more safe and wear well. Materials of construction1, size range: 2''-64'' (DN50mm-DN1600mm)2, pressure grade be 1.0Mpa & 1.6 M pa.3, body construction and material : one-piece body with wafer or flange connection end, cast iron & stainless steel material is available.4, gate material : 304 s.s. / 316 s.s. and precise machined.5, operation : handle wheel / bevel gear box / single or double acting pneumatic actuator.