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Model DF270 Control Valve
Brand: Dyna-Flo Control Valve ServicesThe Dyna-Flo Model DF270 Control Valve is a rugged globe style control valve intended for demanding applications in process control.
It is suitable for a wide range of applications, especially high pressure and severe service. The compact design makes installation and maintenance more convenient than traditional valve and actuator assemblies while still offering the same functionality.
The Model DF270 is designed to accept instrumentation requiring valve stem linkages making it an excellent control valve.
The DF270 is available in 1 inch and 2 inch sizes, either in a globe or angle style valve body with threaded FNPT or flanged connections.
The Dyna-Flo Model DF270 Control Valve is manufactured to a high level of quality to ensure superior performance and customer satisfaction.
Features- NACE service ready
- ASME Class 900/1500
- Live loaded packing
- Field-reversible actuator
- Easily maintained
- Low temperature materials
- Oper yoke
- Versatile trim material options
1 - 12 of 4,800 Part Numbers
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DF270-1C2-2AF-10S
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 1"
- Trim Material - 630 Stainless Steel (17-4 PH)
DF270-1C2-2AF-10T
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 1"
- Trim Material - S30300 / Tungsten Carbide
DF270-1C2-2AF-12S
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 1/2"
- Trim Material - 630 Stainless Steel (17-4 PH)
DF270-1C2-2AF-12T
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 1/2"
- Trim Material - S30300 / Tungsten Carbide
DF270-1C2-2AF-14S
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 1/4"
- Trim Material - 630 Stainless Steel (17-4 PH)
DF270-1C2-2AF-14T
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 1/4"
- Trim Material - S30300 / Tungsten Carbide
DF270-1C2-2AF-34S
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 3/4"
- Trim Material - 630 Stainless Steel (17-4 PH)
DF270-1C2-2AF-34T
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 3/4"
- Trim Material - S30300 / Tungsten Carbide
DF270-1C2-2AF-38S
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 3/8"
- Trim Material - 630 Stainless Steel (17-4 PH)
DF270-1C2-2AF-38T
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RF
- Trim - 3/8"
- Trim Material - S30300 / Tungsten Carbide
DF270-1C2-2AJ-10S
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RTJ
- Trim - 1"
- Trim Material - 630 Stainless Steel (17-4 PH)
DF270-1C2-2AJ-10T
- Valve Size - 1"
- Body Style - Globe
- Actuator - Fail-Closed
- Spring Range - Size 69 Actuator with 3 to 15 psig Operating Signal
- Number of Springs - 3
- Pressure Rating - Class 150
- Connection - RTJ
- Trim - 1"
- Trim Material - S30300 / Tungsten Carbide
1 - 12 of 4,800 Part Numbers
Specifications
Bonnet Material
- Carbon Steel (LCC)
Bushing Material
- Valve Stem Bushing: Nylon
Diameter
- Port Diameter: 1/4”, 3/8”, 1/2”, 3/4”, 1”
Diaphragm Material
- Actuator Diaphragm: Nitrile/Nylon
Enclosure, Body Material
- Carbon Steel (LCC)
Flange Size - 1” (DN 25)
- 1” (DN 25) - 150#
- 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) - 300#
- 2” (DN 50) - 600#
- 2” (DN 50) - 900#
Materials of Construction
- Cage & Seat Ring: Tungsten Carbide
- Cage / Seat Ring & Bonnet / Cage Spacer: 630 Stainless Steel (17-4 PH)
- Cage / Seat Ring, Bonnet / Cage Spacer & Cage: 303 Stainless Steel
- Upper/Lower Casing: Steel/Zinc
- Valve Stem, Shperical Washer & Pin: 316 Stainless Steel
- Washer: 302 Stainless Steel
Maximum System Pressure
- Maximum
NACE & NIST
- NACE
NPT Connection
- 1” NPT Female
- 2” NPT Female
- Actuator Pressure Connection: NPS 1/4” NPT
O-Ring Material
- HNBR
Packing Material
- PTFE / CPTFE
Plug Material
- Valve Plug: 303 Stainless Steel
- Valve Plug: 630 Stainless Steel (17-4 PH)
- Valve Plug: Tungsten Carbide
Pressure Drop
- Maximum
Spring Material
- Actuator Spring: Steel/Zinc
- Inconel X-750
Temperature Range
- Actuator: -40° to 82° C (-40° to 180° F)
- Body: -46° to 149° C (-50° to 300° F)
Trim Material
- 303 Stainless Steel
- 630 Stainless Steel (17-4 PH)
- Tungsten Carbide