De Valve Co., Ltd., Henan like professional valve manufacturer, the products are exported to Southeast Asia, Central America, Middle East and other 64 countries, product quality assurance, safety and durability are our trusted valve manufacturers. D41X manual soft sealing flange butterfly uses and characteristics D41X manual soft sealing flange butterfly valve for temperature ≤120 ℃, nominal ≤1.6MPa food, pharmaceutical, chemical, petroleum, power, textile, paper and other drainage, gas pipeline for regulating the flow and the closure on the role of media. Its main features are: 1, novel design, reasonable, unique structure, light weight, open and close quickly. 2, the operation torque is small, easy to operate, energy smart. 3, can be installed in any position, and easy maintenance. 4, the seal can be replaced, reliable sealing performance bi-directional sealing reach zero leakage. 5, sealing material aging, corrosion resistance and long service life. D41X manual soft sealing flange butterfly standard design standards: GB / T2238-1989 flange dimensions: GB / T9113.1-2000; GB / T9115.1-2000; JB78 length of the structure: GB / T12221-1989 pressure test: GB / T13927-1992; JB / T9092-1999 www.zggnfm.com www.gnzhihuifa.com