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dual plate non return valve suppliers Brand Introduction Our Team Product Application Contact us Kaigao Industrial Technology Co., Ltd Kaigao Industrial Technology Co., Ltd was established in 2020 with the following investors: Kaifeng High and Meddle Pressure Valve Co., Ltd., Kaifeng Dongli High Pressure Valve Casting Co., Ltd. and Kaifeng Ruiwei Fluid Technology Service Co. The main business includes sales of industrial valves and castings produced in three factories. 18 Years Experience 24 Hours Online Response Countless Customed Samples We have a Top Technical Team 2004 Found 300+ Enterprise employees 30,000+ Factory area 18+ Years Experience About Kaifeng High and Middle Pressure Valves Co., Ltd Kaifeng High and Middle Pressure Valves Co., Ltd was established in 2004 with a registered capital of 110 million. The factory with an area of 30,000 square meters, 98 employees and 38 technicians. Its main business is to produce and sell high and low pressure industrial valves with an annual output value of 70 million. It is the Member of council in the China Valve Association. Kaifeng Dongli High Pressure Valve Casting Co., Ltd was established in 2007 with a registered capital of 27 million, a factory area of 18,000 square meters, 120 employees and 26 technicians. Its main business is to produce and sell high and low pressure industrial valve steel castings with an annual production capacity of 5,500 tons. It is the Member of council in Henan Casting and Forging Association. Kaifeng Ruiwei Fluid Technology Co., Ltd was established in 2017 with a registered capital of 2 million yuan, 50 employees and 48 technicians. Its main business includes research and development of flow control equipment, technology transfer, technology support ,research and development of new materials for valves. Kaifeng High and Middle Pressure Valves Co., Ltd Product The two major series of valve products and corresponding with steel casting valves for High temperature and high pressure gate valve,Ball valve,Globe valve, Exhaust valve and other switch valves, High plus three-way valve, High and low pressure bypass valve, Control valve, Butterfly valve and etc. About Kaifeng Dongli Kaifeng Dongli High Pressure Valve Casting Co.,Ltd. is located in Kaifeng Economic and Technological Development Zone and covers an area of 32,000 square meters. It has a total staff of 160, and including 26 high and middle engineers and technicians. The company was founded in 1996, it's consisted of Kaifeng Dongli Corporation, Kaifeng Liangshun Power Station Valve Company, Kaifeng Wanxi Grinding Tool Factory. Kaifeng Liangshun Power Station Valve Company grew out of Kaifeng High Pressure Valve Factory Casting Branch, the casting technology of high temperature and pressure is introduced from Japan Okano in 1985. The company is the professional business which producing valves steel casting and valve products. The Company has annual production capacity of 6,000 tons of steel casting. It is one of the strongest professional casting enterprises in China. Our products are widely used in the area of electric power, petroleum, chemical, steel and coal industries etc. valves. Kaifeng Dongli Production Equipment Main Production Equipment: 5T medium frequency furnaces, 2.5T medium frequency furnaces, 0.75T medium frequency furnaces, the resin sand flask molding lines with German technology, multiple shot-blasting machines, heating treatment furnaces, full set of model making and excellent mechanical processing equipment. Detection Methods: SPECTROMAXx Metal Analyzer, Co60 纬-ray Flaw Detector, X-ray Flaw Detector, Magnetic Particle Testing, Ultrasonic Testing, Penetration Testing equipments, Metallographic testing equipments, and Mechanical properties test equipment etc.. Materials: Carbon Steel, Heat Resistance Steel, Stainless steel, mainly including WCB銆乄CC銆乄C1銆乄C6銆乄C9銆乄B36銆丩CB銆丩C3銆丩CC銆丆F8銆丆F8M銆丆F3M銆丆F8C and Cr銆丮o銆乂 steel. Product Parameters: Working temperature:-196掳C锝?50掳C Mpa:150Lb锝?500Lb Valve Bore Diameter:50mm锝?300mm锛?"锝?0"锛?/p> Maximum Weight per unit: 6 tons Kaifeng High and Middle Pressure Valves Co., Ltd Production Equipment Resin sand production line,Medium frequency electric furnace,Germany Spectro Direct reading Spectrometer,Cobalt-60 ray flaw detection machine,CNC vertical lathe,CNC boring and milling machine,Five-axis linkage CNC lathe, Machining center, CNC electric spark molding machine,CNC wire cutting,Fast molding machine and Injection molding machine. Production Market One of the suppliers of China's five major power generation groups, CNPC, CNP, Daya Bay Nuclear Power Station and Qinshan Nuclear Power Station; One of the best casting suppliers of Canada velen, Warren of America, JC of Spain, Haguo Group, Wuguo Group, Terrence Valve and BST valve. Testing Equipment spectrum analyzer Universal Tensile Testing Machine Shock test cryogenic tank Our Service Pre-sales service includes providing customers with selection and technical services.In-sale service includes in the manufacturing process, we providing customers with one-stop service of instant production progress, storage delivery,efficient transportation, on-site installation guidance and debugging.After-sales service includes one-year time of warranty, 24-hours response and solved within 72-hours .dual plate non return valve suppliers website:http://www.ka-valve.com/