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Hydraulic slow closing LLDPT Lined check valves
Chemical

Corrosion Resistant PTFE Lined Flanged Butterfly Valves

YFL Corrosion Resistant PTFE lined butterfly valves have body lined with PTFE and disc lined with PTFE, FEP, PFA or coated with Nylon or made of stainless steel without lining and coating.
  • Size:

    1 1/2''-48'', DN40-DN1200
  • Pressure:

    PN6, PN10, PN16, 150LBS
  • Body:

    Ductile cast iron, carbon steel, Stainless steel
  • Seat:

    PTFE
  • Connection Ends:

    Wafer, Lug, U type flange, Double flanged
  • Design standards:

    API 609, MSS SP-67, MSS SP-68
  • Leakage Class:

    Class VI
  • Disc:

    GGG40, WCB, 304+PTFE/FEP/PFA Lining
  • products details

YFL Corrosion resistant PTFE lined butterfly valves are used widely for corrosive medium in various industries such as Chemical and petrochemical, power, mining, water and wastewater etc.


The body of the PTFE lined butterfly valve is lined with PTFE which is anti-corrosive material, and there are many kind of discs available according to different working conditions. The disc can be lined with fluoroplastics like PTFE, FEP and PFA, or coated with Nylon, or in material of stainless steel without lining and coating. The disc can also be polished to be food grade for food and pharmaceutic industry.


PTFE lined double flange butterfly valves


The production of the PTFE seat and disc lining should be in dust-free workshop to ensure the quality of PTFE material, so that the PTFE lined butterfly valve will be with excellent corrosion resistance.


PTFE lined wafer butterfly valves production


YFL corrosion resistant PTFE lined butterfly valves features:


1. Various kinds of connection ends available: U type flange, lug ends, wafer ends, double flange ends, hub ends 

2.  Excellent sealing performance and corrosion resistance

3. Small operation torque, long service life, easy maintenance

4. Bare stem, lever operated, gear operated, pneumatic operated, electric operated available


Lined PTFE Lug butterfly valves, U type flange PTFE lined butterfly valves


Fully PTFE lined double flange butterfly valves


Why Choose YFL?

1. Experienced in providing best solutions according to various sever working conditions to solve problems
2. Strict quality control from raw materials, machining to pressure test and function test
3. Professional technical support and fast response trouble shooting
4. Approved & Registered vendor of Glencore & Umicore
5. Successful cases and reference list available
6. Customizable, Flexible,  Short delivery time

Testimonials from Glencore in Mining industry

"We are very happy with the results so far, and the valves seem to be top quality.
You must understand that this factory has some of the world's toughest conditions with regards to abrasive and corrosive solutions. We dissolve metals and most products and suppliers we tested in our applications failed. "  



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