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Soft seal trunnion mounted ball valves for Oil & Gas
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YFL valves are classified as abrasion resistant valves, corrosion resistant valves, high temperature valves, cryogenic valves, control valves according to the functions of valves and categorized as ball valves, butterfly valves, plug valves, gate valves, knife gate valves, slab gate valves, globe valve, check valve, safety valves, and globe control valves, steam traps, strainers etc. according to the types of valves.


YFL valves are produced in various materials as follows:

1.      Ceramic: Al2O3, ZrO2, Si3N4, SiC

2.      Rubber: NBR, EPDM, NR, Ebonite

3.      Fluor plastics: FEP, PFA, PTFE

4.      Polyurethane (PU)

5.      Carbon steel:A105, WCB, WCC, C22.8, 1.0619

6.      High temperature steel: F11, F22, F91, F92, WC6, WC9, C5, C12, C12A, 310S

7.      Cryogenic carbon steel: LF2, LF3, LCC, LCB,

8.      Stainless steel: F304, F316, F316L, F316Ti, CF8, CF8M, CF3, CF3M, 1.4308, 1.4408, 1.4571

9.      Duplex stainless steel: F904L, F44, F51, F53, 4A, 2205, CD3MN, S31803, 1.4470

10.     Super duplex stainless steel: F55, 5A, 2507, S32750

11.      Special alloy: Titanium, Nickel, Inconel, Monel, Hastelloy, Alloy 20, Al-bronze C95800

12.     Cast iron and ductile cast iron: GG25, GGG40, GGG50


YFL valves have been exported to all over the world to solve problems and create values for decades in industries of Power, Mining, Chemical, Oil & Gas, Paper & Food, Marine & Water and so on.


Ceramic Lined Valves



NBR/EPDM Rubber Lined Valves



FEP/PTFE/PFA/PU Lined Valves



Cryogenic Valves



Ball Valves



Butterfly Valves



Plug Valves



Gate Valves



Globe Control Valves



Check Valves



Al-Bronze Valves



Ductile Iron Valves


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