Cast steel flange gate valve

Cast steel flange gate valve






Cast steel flange gate valve are usually used as on-off valves and isolation valves in oil, natural gas, water, seawater and steam pipelines. They are used for full open or full close, not for throttling.







The structure is compact, the design is reasonable, the valve stiffness is good, the channel is unobstructed, and the flow resistance coefficient is small. The sealing surface is made of stainless steel or cemented carbide, with long service life. Flexible graphite packing is used, which is reliable in sealing and easy to operate. The driving mode is divided into manual, electric, pneumatic, gear drive and structural type; Elastic wedge single gate, rigid wedge single gate and double gate types.







Company strength






Zhejiang Huachi Valve Co., Ltd. is a valve industry company integrating valve development, casting, production and sales. The company has a CAD and cam valve R & D center, which has strong independent development strength, ensures the technical content of products, and establishes a perfect quality assurance system; Exquisite casting technology ensures the stability of product materials; All kinds of mechanical processing equipment are complete, and the testing facilities are advanced and perfect. Our main products: gate valve, stop valve, throttle valve, check valve, ball valve, etc. Design standards: API, ANSI, DIN, JIS, JB, Hg, BS, GB, etc.









DN L D DI D2 b-f Zx Φ D H



50 250 160 125 100 16-3 4x Φ 18 358



65 265 180 145 120 18-3 4x Φ 18 375



80 280 195 160 135 20-3 8x Φ 18 433



100 300 215 180 155 20-3 8x Φ 18 502



125 325 245 210 185 22-3 8x Φ 18 612



150 350 280 240 210 24-3 8x Φ 23 676



200 400 335 295 265 26-3 12x Φ 23 820



250 450 405 335 320 30-3 12x Φ 25 969



300 500 460 410 375 30-4 12x Φ 25 1142










common problem






Q: Why should I choose you?





Zhejiang Huachi Valve Co., Ltd. (Ltd.) can supply and stock all kinds of valve products. We have active management, experienced technicians and labor workers. Efficient sales team. Mass production capacity ensures on-time delivery and rapid response to any quotations and complaints.



Q: What is the minimum order quantity?



There is no minimum order quantity for standard products. Can communicate customized products.





Q: What is the delivery time?





Common inventory items -3-5 days





Large orders usually take 20-30 days





Q: What is the payment method?





PayPal, Western Union, wire transfer or credit card. Wire transfers and letters of credit





Q: Do you have a product warranty?



Yes, 12-month warranty. 100% inspection of finished products before shipment. Inferior products can be returned or replaced without reason, and maintenance parts can be provided for replacement.





Welcome OEM, we can sign trade secret confidentiality agreement.





Custom manufacturing is acceptable.





Any customer wants to be our distributor and partner. Please contact us. You will get good support.







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