Hydraulic slow closing LLDPT Lined check valves
Marine & Water

Large Size Al-bronze Butterfly Valves For Sea Water

YFL Rubber Lined Ductile Iron Butterfly valve With Al-bronze Disc is widely used as on-off valve and regulating valve for corrosive seawater in sea water desalinization projects.

  • Size:

    DN50-DN3000, 2''-120''
  • Pressure:

    PN10, PN16, 150lbs
  • Body:

    Cast iron: GG25 DI: GGG40, GGG50
  • Ball / Disc:

    DI, CF8, CF8M, F51, F53, Al-bronze
  • Seat:

    NBR, EPDM, VITON, PTFE, Hyplon
  • Face to Face:

    API 609, EN558-1 Series 13/14,
  • Connection Ends:

    Double Flanges, U type Flange, Wafer, Lug
  • Design standards:

    API609, EN593
  • products details
YFL Rubber lined Center Lined DI butterfly Valves are applicable for medium like drinkg water, sewage, seawater, food, medicines, gas, oil under low pressure of PN10 and PN16.

YFL concentric rubber lined butterfly valves features:

1. Center line structure, excellent bidirecitonal seal
2. Double flanged, U type flanged, wafer ends, lug ends available
3. Replacable seat easy for mainteance
4. Upper and lower two pieces stem, disc without pin
5. Small volume, light weight, short face to face, small installation space
6. Suitable for large size pipeline, small flow resitance and operation torque
7. Excellent regulating performance
8. Disc can be rubber lined or nylong coated to be more corrosion resistant

Why choose YFL?

1. Experienced in providing best solutions according to various sever working conditions to solve problems
2. Strict quality control from ceramic raw materials production, ceramic parts 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. "  

YFL for 誉丰利 means benefiting from reputation.

We cast brand and forge reputation by quality and service.

We focus on your satisfaction and our responsibility.

Let‘s solve problems and create values for your projects.


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