Fire Rated Tank Bottom Valve
Industrial Tank Bottom Series 6, 1/2” – 3”
IMI PBM’s Fire-Rated valves can accommodate flammable media in industrial process environments. These API-607 qualified valves feature a backup metal seat against which the ball seals if the normal polytetrafluoroethylene seats melt under fire conditions. This metal seal allows only limited leakage under fire conditions.
- Fire Rated, tested to API-607.
- FT Series Fire Rated Tank Bottom valves have o-rings.
- Valves shall be a three-piece “swing-out” body design.
- Valves meet ASME B16.34 in appropriate materials and ends.
- Pad radius facilitates efficient drainage and reduces the pocket area above the ball.
- Upstream and downstream bubble-tight sealing capability allows valve body cleaning, purging, and draining.
- Stem assembly accommodates IMI PBM Direct Mount Actuation for accurate alignment and increased cycling life.
- Available in Angle Stem versions for applications where automation may interfere with tank head or jacket.
- Valves are rated for full vacuum.
- Standard bottom-entry stem provides protection from inadvertent stem removal. Engagement between the slot and ball is specially designed for high torque applications.
Product Specifications
Sizes
- 1/2” – 3” depending on series
Material
- 316L
- (ASTM A351 CF3M)
- Hastelloy® C276 and other ASME B16.34 materials
Temperatures
- Ambient for V-TEF™ to 400°F
- S-TEF® to 450°F
End connections
- Buttweld
- Flange
- NPT
- Socket weld
Seats & seals
- White V-TEF™ standard
Stem packing material
- V-TEF™ or S-TEF® seats
- Graphite seals
- O-rings (EPR, Viton standard)
Body bolts & nuts
- 18-8 Stainless Steel, fully encapsulated
Maximum working pressure
- Up to 700 psig depending on valve series, size and temperatures
Temperatures
- Ambient for V-TEF™ to 400°F
- S-TEF® to 450°F
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