Established in 1993, Guanfa Valve Manufacture Co., Ltd. is specialized China gate valve manufacturer and distributor of valves, hoses, tubes and pipes. Our oem knife gate valve are suitable for acid, alkali, water, steam, seawater, coal gas and natural gas. They are widely used in petroleum, chemical, paper making, fertilizer, brewing and metallurgy. The use of specialized software of Pro/E and CAD has shorted the P&D and trial manufacture cycle, and greatly improved the service life and dependability of products. Our high-quality products have been exported to the North Amercia, UK, USA, Germany, Italy, India, France, Australia, Japan.

Size: 1/2", 3/4", 1", 1.25", 1.5", 2". Material: stainless steel. Standard: ISO, 3A, DIN, SMS
Working pressure: 200WOG. Connection type: double inside screws. Suitable media: water, oil, air and some corrosive liquids. Valve Design: API600, BS1414, DIN3352 Dimension: ASME B16.10, DIN3202, EN558 Flanged End Dimension: ASME16.5, ASME16.47, DIN2501 Welding End Dimension: ASME B16.25 Size: NPS 1/2-36" pressure class: 150-2500lbs Materials: WCB, WCC, WCA, WC6, WC9, C5, C12, CF8, CF8M, CF3, CF3M, F22
more than 300 sales network in domestic market, and the annual distribution volume of American markets are 20,000 tons, and to the Russian and other European markets are 20,000 tons, and to the West Asian market 15,000 tons; the products have been sold to the U.S.A., Japan, India, Iran, Russia, Poland and more than 30 countries in the world. The company has been cooperating with American CRANE International Holding CO., LTD., and Dongjin Valve Corporation of South Korean for a long time.

Size: 1" - 24". Pressure: CL150 - 2500. Material: WCB, LCB, 304/CF8, 316/CF8M, 316L/CF3M
Design standard: API 600, JIS, DIN or can be according to customer's requirements. We can supply material reports. We can supply electric, pneumatic, hydraulic actuator and worm wheel. The gate valves supplied by SYI Foundry are mainly used for adjusting water, steam,oil, gas, and natural gas in chemical industries, acid, alkali and salt working
pipelines. Sizes from 50-400mm/2"-16" can meet full requirements from the customers.
Product: cast carbon steel wedge gate valve. Parts included: outside screw and yoke, bolted bonnet, rising stem, solid wedge, renewable seats,13% chrome stainless steel trim. Alternative body and trim materials are available. Flexible wedge is fitted on standard valves (6 - 12"), and can be furnished to replace the solid wedge of other sizes. Flanges: conforms to BS 1560 and ANSI B16.5 standards. Material: WCB, WC6, WC9, LCB, LCC, CF8, CF8M, CF3, CF3M.

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