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Butterfly valves
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Series DBF (2" - 12") BF (2" - 24") Butterfly valves |
* For positive shut-off service on commercial, irrigation, HVAC and industrial applications.
Specifications/Model
DBF - Sizes: 2" - 12" (50-300 mm), pressure 200 psi (13.8 bars) WOG.
BF - Sizes: 2"-24" (50-600 mm), pressure 200 psi (13.8 bars) WOG for 2" - 12" and 150 psi (10.3 bars) for 14" - 24".
Sample Ordering Number: 10-DBF-03-121-1G
10=10-inch (250 mm) size; DBF-03 - full lug style butterfly valve;
1= cast iron body; 2 = aluminum bronze disc; 1 = 416SS shaft;
1= EPDM seat; and G = gear operator.
Designation Definitions: Add the appropriate designations required.
DBF for sizes: 2" - 12" (50-300 mm)
BF for sizes: 2" - 24" (50-600 mm)
Style
03- Full lug
04- Wafer
Body
1 - Cast Iron (ASTM-A126 Class B)
Disc
1 - Ductile Iron (ASTM-A126)
2 - Aluminum Bronze (ASTM-A296)
3 - 316 Stainless Steel (ASTM-A351)*
Shaft
1 - 416 Stainless Steel * (316SS shaft on 316SS disc models)
Seat
1 - EPDM¡ì Temperature - 15¨H to 275¨H (-26¡æ to 135¡æ)
2 - Buna-N Temperature - 15¨H to 180¨H (-26¡æ to 82¡æ)
3 - Viton GF?(consult factory) flouroelastomer.
Temperature - 10¨H to 325¨H (-23¡æ to 163¡æ).
Size 2" -12"(50 - 300mm) only.
Note: Do not use EPDM when hydrocarbons are present.
Operator
O - Bare shaft
G** - Gear operator
5 - Standard handle (10-position), Sizes: 2" - 12" only (50-300mm)
P** - Positioning/locking kit with handle, sizes: 2" - 12" only (50-300 mm)
Features
* Full lug and wafer styles
* Cast iron body, 416 stainless steel shaft
* Mounting pad for 10-positin lever, gear operator, or acuator
* Extended neck for 2" (50mm) of insulation
* Pinned disc
* Dead-end service rated.
For additional information, request F-CDBF. |
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