Butterfly Valve - Series 190 - 4" - Assembly - Powder Coated Ductile Iron Body - Stainless Steel Stem - PTFE Disc & PTFE Seat - Handle Not Included
Series 190 Butterfly Valves
This premium Butterfly Valve is ideal for bulk food applications. The two-piece body is available in Aluminum, Powder-Coated Ductile Iron, or Stainless steel. The one-piece stem is available in 255/316 Stainless Steel or Encapsulated PTFE and provides dependable operation. Low Torque Seat Design is available in a wide range of materials, including Black Buna, Black EPDM, FKM (Viton®), White Buna, and a Square Shoulder profile for pellet service. Sizes 2" to 8". The Top Plate is universal, accepting most actuators and eliminating the need for an adapting flange. Several sizes in the 190 Series accommodate TTMA and ANSI bolt patterns.
Seat Properties
|
Seat Material |
Temperature Range |
Application |
|
Black Nitrile (BN) |
-20° F to 226°F |
Resistant to oil, fuel and other chemicals |
|
White Nitrile (WN) |
-20° F to 200°F |
Resistant to oil, fuel and other chemicals |
|
Black EPDM (BE) |
-70° F to 300°F |
Resistant to ozone, water, steam, alkalis/acids, salt solutions and oxygenated solvents |
|
Brown FKM (Viton®) (BV) |
0° F to 350° F |
All aromatic, aliphatic, halogenated hydrocarbons, petroleum oils, fuels, ozone, lubricants and animal or vegetable oils |
| Actuator Air Supply Pressure | ** AS SOURCE TABLE ** |
| Actuator Bolt Hole Circle | 3.25" |
| Actuator Bolt Hole Diameter | 5/16-18 |
| Actuator Height | 5 1/2" |
| Actuator Output Torque | 100 PSI | Start 843 - End 674 (lb-in) 120 PSI | Start 649 - End 549 (lb-in) 60 PSI | Start 357 - End 189 (lb-in) 80 PSI | Start 600 - End 432 (lb-in) |
| Actuator Springs | 9 |
| Actuator Standards | Accessory Mounting is in accordance with NAMUR-VDI |
| Actuator Stem Bore | .629" x .441" |
| Actuator Valve Size | 4" - 6" |
| Actuator Weight | 9.5 lbs |
| Actuator Width | 9 5/8" |
| Body | Powdercoated Ductile Iron |
| Body Flange OD | 6.775" |
| Bolt Hole Circle | 7" |
| Bolt Pattern | ** AS SOURCE TABLE ** |
| Disc | PTFE Encapsulated Iron |
| Disc Height | 4.015" |
| Seat | PTFE |
| Series | 190 |
| Size | 4" |
| Stem | Stainless Steel Disc Stem |
| Stem Diameter | 0.437" |
| Top Plate Bolt Circle | 5.00" |
| Top Plate Bolt Hole Diameter | 0.562" |
| Top Plate Diameter | 6" |
| Top Plate Hole Count | 4 |
| Top Plate ISO Bolt Circle | 4.02" |
| Top Plate ISO Bolt Hole Dia | 0.438" |