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Model DF2000 Control Valve
Brand: Dyna-Flo Control Valve ServicesThe Model DF2000 Control Valves are heavy duty globe style control valves used in all kinds of demanding oil and gas applications, from well head to gas plant and beyond.
The Model DF2000 Control Valves are post guided, single port valves that can be used for either throttling or on-off control of either liquids or gases.
The actuator for the Model DF2000 valve is typically a Dyna-Flo Model DFC or DFO linear actuators.
These heavy duty actuators are spring return diaphragm style, and can be used with or without a valve positioner.
The Model DF2000 control valves are manufactured to a high level of quality specifications to ensure superior performance and customer satisfaction.
Features- Low temperature construction standard
- Severe service capable
- Valve sizes and flange ratings
- Easily maintained
- Shut off capability
- Superior construction
- NACE service capability is standard
Specifications
Bonnet Material
- Bonnet & Bushing Assembly: A182-F316 Stainless Steel
Bushing Material
- Bushing: 630 Stainless Steel (17-4 PH)
Diameter
- Port Diameter: 1/4”, 3/8”, 1/2”, 3/4”, 1”, 1-1/4”
Enclosure, Body Material
- Carbon Steel (LCC)
- CF8M 316 Stainless Steel
Flange Material
- A182-F316 Stainless Steel
- A350-LF2 Carbon Steel
- Packing Flange: Plated Steel
Flange Size - 1” (DN 25)
- 1” (DN 25) - 150#
- 1” (DN 25) - 1500#
- 1” (DN 25) - 300#
- 1” (DN 25) - 600#
- 1” (DN 25) - 900#
Flange Size - 2” (DN 50)
- 2” (DN 50) - 150#
- 2” (DN 50) - 1500#
- 2” (DN 50) - 2500#
- 2” (DN 50) - 300#
- 2” (DN 50) - 600#
- 2” (DN 50) - 900#
Gasket Material
- Seat Ring Gasket / Bonnet Gasket: 304 Stainless Steel
Materials of Construction
- Lower Wiper: PTFE
- Packing Box Ring / Packing Spacer / Packing Follower / Plug & Stem Assembly: 316 Stainless Steel
- Plug & Stem Assembly: Alloy 6 & S20910
- Upper/Lower Casing: Steel/Zinc
Maximum System Pressure
- Maximum
NACE & NIST
- NACE
NPT Connection
- 1” NPT Female
- 2” NPT Female
- Actuator Pressure Connection: NPS 1/4” NPT
Nut & Bolt Material
- Yoke Nut: Zinc-Plated Steel
O-Ring Material
- HNBR
Packing Material
- PTFE
- PTFE / CPTFE
Plug Material
- Valve Plug: 303 Stainless Steel
- Valve Plug: 630 Stainless Steel (17-4 PH)
- Valve Plug: Tungsten Carbide
Pressure Drop
- Maximum
Seat / Seal Material
- Seat Ring: 316 Stainless Steel
- Seat Ring: Alloy 6
Spring Material
- Actuator Spring: Steel/Zinc
- Inconel X-750
Temperature Range
- CF8M Body: -46° to 371° C (-50° to 700° F)
- LCC Body (Standard): -46° to 232° C (-50° to 450° F)
Trim Material
- 316 Stainless Steel
- Alloy 6
- Tungsten Carbide
Valve Size
- 1” (25 mm)
- 2” (50 mm)