2-Piece Stainless Steel Ball Valves
with PTFE Seals & Seats
by Duda Energy
Duda Energy's Stainless Steel Ball Valves with PTFE (Teflon) Seats & Seals offer excellent corrosion resistance for most applications. Stainless Steel & PTFE work well in applications including but not limited to water, oil, gas/air, light alkali's and acids, biodiesel, fuels and alcohols.
These ball valves are fitted with tight seals to ensure no leakage and a long lasting seal after many years of frequent usage.
Descriptions of Different Duda Energy Ball Valve Types
|
Valve Type |
Description |
| 2-Piece Ball Valve |
Full port ball valve which can unthread on one side for service. |
| 3-Piece Ball Valve |
Full port ball valve held together by bolts which can be taken apart for service or removed from the piping without removal of the piping itself |
| 3-Way Ball Valve (L-Type) |
Used to direct flow of a fluid from one set of piping to another alternate set |
| 3-Way Ball Valve (T-Type) |
Like the L-Type, may be used to direct fluid flow to one set of of piping or another. It can also disconnect the main pipe and connect the two alternate pipes together, or connect all 3 together with no blockage. |
2-Piece Ball Valve Material Identifications |
Part Identification |
Material |
1. Nut |
304 Stainless Steel / CF8 |
2. Spring Washer |
3. Stem |
4. Handle |
5. Gland Nut |
6. Packing |
PTFE (Teflon) |
7. Thrust Washer |
8. Bonnet |
304 Stainless Steel / CF8 |
9. Seal Ring |
PTFE (Teflon) |
10. Seat |
11. Ball |
304 Stainless Steel / CF8 |
12. Body |
General Specifications for SUS304 Ball Valves |
Fluid Media |
Water, Oil, Biodiesel, Air & Other Fluids |
Max Working Temperature |
-29°C to 210°C (-20°F to 410°F) |
Nominal Working Pressure |
1000 Psi |
Shell Test Pressure |
10.4 Mpa (1500 psi) |
Tightness Test Pressure |
7.6 Mpa (1100 psi) |
Gas Tightness Test Pressure |
0.4~0.7 Mpa (58~100 psi) |
Port Types: |
Female NPT x Female NPT |
|
1-1/2" NPT 2-Piece 304 Stainless Steel Ball Valve WOG200
2-Piece Ball Valve Drawing with Dimensions
