Product description

Technical Specification
Design and Manufacture: ASME B16.34
End-to-end dimension: HG/T3704
Flange Standard: ASME/ANSI 16.5
Inspection and testing: API 598

Product Specification
Body Material: A216/WCB, A351/CF8,A351/CF8M,A351/CF3,A351/CF3M,LCB, A536
Lining Material: PFA, FEP, PTFE,PO
Diaphragm Part: EPDM+PFA, FEP
Nominal Diameter: NPS 1/2-16
Pressure Range: 150lb 300lb JIS DIN
Connection Type: flange connection
Operation Method: Electric Actuator, Pneumatic Actuator etc.

Products Description:

1.Youfumi lined diaphragm valve is ideally suited for shut-off, flow control and throttling of corrosive process media in either liquid or gaseous state.
Its main features are heavy-duty, robust construction, maintenance-free, easy replacement of components on site. Convenient, flexible and accurate open or close.

2.It can sustain any corrosive medium in addition to the ??molten alkali metals and fluorine elements??. It is ideal products used in chlor-alkali, industrial in organic chemicals, metal and mining, nitrogen and phosphatic fertilizers, petroleum refining, pharmaceutical etc.

3.It is not applicable for diaphragm used in medium with hard particles, which will cause diaphragm damage and leakage.

4.The working temperature cannot exceed the specified range.

5.Open the diaphragm too frequent will influence the sealing performance.

6.Lining material: PFA, FEP, GXPO etc.

7.Operation methods: manual, worm gear, electric, pneumatic and hydraulic actuator.

8.Youfumi lined diaphragm valves are available as per the needs of applications in additional sizes and other than standard materials.

Material Specification:

1.Lock screw:A320 B8

2.Body bolt: A320 B8

3.Handwheel: A216 WCB; A351 CF8

4.Sleeve: SS304

5.Bonnet: A216 WCB; A351 CF8; A351 CF8M

6. Stem nut: Brass

7.Stem: 2Cr13; A182 304; A182 316
8.Adjustable pad: SS304

9.Disc: A216 WCB; A351 CF8; A351 CF8M

10.Rubber Diaphragm: EPDM

11.Diaphragm: PFA; FEP

12.Body: A216 WCB+Lining material; A351 CF8+Lining material; A351 CF8M+Lining material

13.Nut: A194 2H; A194 8; A194 8M

14.Flat washer: 45#; A182 304; A185 316

15.Outer hexagonal screw: A197 B7; A320 B8; A193 B8M

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Product specifications

Company introduction

ZHEJIANG YOUFUMI VALVE CO., LTD.

Established in 1989, Youfumi (YFM) manufactures and supplies PTFE lined products for the chemical, oil, gas, and pharmaceutical and associated process industries. Nowadays YFM is one of the leading manufacturers and wholesaler of PTFE lined products in China.

YFM specializes in PTFE/PFA/FEP/ETFE/PO/PP lined Butterfly valves, Ball valve and Plug valve, and also supplies PTFE lined gate valve, globe valve, check valve, diaphragm valve and all kinds of PTFE lined piping, which are tested to the latest manufacturing specifications of American & International standards organizations such as ANSI/ASME/DIN/JIS.

With the advanced production technology and excellent performance, many products of YFM become an outstanding symbol of anti-corrosion products in the fierce market competition in the industry.

YFM earned excellence reputation as a major supplier of corrosion-resistant forged valves for chemical and got many honours from both domestic and overseas. As for quality guarantee, YFM has acquired the CE certification and ISO9001 International Quality System Certification.

We put the product quality in priority all the time, in order to provide our customers with high quality products at a great value. So quality is our commitment, while competitive price, timely delivery and service is our promise to our valued customers.

Till now our products have sold around worldwide including America, Europe, Southeast Asia, Middle East and Africa. We have developed very good relationship with distributors, end users of worldwide. We sincerely welcome you to visit our company and look forward to serving your critical project needs. Hope we can become one of the best partners in your work.

Please visit our contact page to send us your requirements. Alternatively, please choose an option from the menu on the left to find out more about our PTFE/PFA lined products and services.

Youfumi facts;
Established Year 1989
Business Location Wenzhou,Zhejiang,China
Sales Volume Above US$100 Million
No. of Staffs 101 - 500 People
Company Certification GMC, ISO9001:2008, CELAB, TS, CE
Product Range PTFE Lining Butterfly Valve, Ball Valve, Globe Valve, Check Valve, Diaphragm Valve, Gate Valve, Pipes and Fitting.

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