Qucheng Valve Manufacturing Co., Ltd.

Add: Huilong Road, Hengfeng County Economic Development Park, Shangrao City, Jiangxi, China

Zip code: 334300

Tel: +86-793-5666767

Fax: +86-793-5666768

Marketing Department:

Mei Duanping +86-18279315000

Qiu Zhiqiang +86-18507949570

Kong Xinming +86-13576394097

General manager:

Denny Zhang +86-13905893101




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Pneumatic PTFE lined Butterfly valve D671F4-10C

Pneumatic PTFE lined Butterfly valve D671F4-10C using PTFE lined plastic lining disc with a spherical surface Seal, valve seat base with silicone rubber gasket adjustment Seal Valve's performance; the Valve easy operation, tight Seal performance, ultra long life; can be used for fast cutting or adjusting the flow of applications that require reliable and good regulation characteristics Seal occasions body using split, now the valve shaft end Seal raised from the rotating disc and the surface between the valve seat. Viton is controlled so as to achieve compact structure, Shape appearance, rational process, reliable performance ensure that the valve shaft is not in contact with the dielectric fluid in the cavity is very convenient when replacing the valve shaft, valve is not required to complete the demolition of Lili pipeline products Type widely used in various industrial pipeline liquids and gases (including vapor) transport, especially those with severe punishment corrosive medium usage scenarios such as hydrofluoric acid, phosphorus acid, chlorine, alkali, aqua regia with strong corrosion media. 
Design Specification 
Follow the GB / T12238, API 609, MSS SP-67Standard 
Drive way 
manual Shank formula 
Specifications Model 
Nominal diameter: DN15 - 350mm Nominal pressure: PN1.0 - 1.6Mpa Connection form: Flange connections, Double-clip type (commonly used for the Double-clip type) Applicable medium:, hydrofluoric acid, phosphoric acid, chlorine, alkali, king any water highly corrosive media.