Ductile Iron Body
(Series 050/051)
ABS, Coast Guard, NSF – Approvals
Description:
- Iron Body Butterfly Valve; sizes 1-1/2” – 48”
- Wafer and Lugged Body Styles Available
- Manual Valves with handle or gear operator available
- ISO 5211 mounting patterns for ease of actuation
-
ABS Type Approval, Certificate Pending
-
Coast Guard, NSF – Approvals
Literature:
Data Sheets:
Engineering Drawings:
Exploded View
(1-1/2” – 12” Sizes)
1
Body Ductile Iron ASTM A536
2
Stem Retainer Carbon Steel, Plated
3
Seat
4
Stem Retainer Screws Carbon Steel, Plated
5
Upper Stem Stainless Steel ASTM A582, Alloy 416 or 410, 316SS Option
6
Disc
7
Lower Stem Stainless Steel ASTM A582, Alloy 416 or 410, 316SS Option
8
Lower Stem Retainer Ductile Iron ASTM A536
9
Bushing PTFE/Graphite
10
O-Ring EPDM, BUNA-N, Fluoroelastomer
11
Nameplate Tag Aluminum
(14-48” Sizes)
1
Body Ductile Iron ASTM A536
2
Stem Retainer Carbon Steel, Plated
3
Seat
4
Stem Retainer Screws Carbon Steel, Plated
5
Upper Stem Stainless Steel ASTM A582, Alloy 416 or 410, 316SS Option
6
Disc
7
Lower Stem Stainless Steel ASTM A582, Alloy 416 or 410, 316SS Option
8
Lower Stem Retainer Ductile Iron ASTM A536
9
Lower Stem Retainer Bolts and Washers Carbon Steel, Plated
10
Bushing PTFE/Graphite
11
O-Ring EPDM, BUNA-N, Fluoroelastomer
12
Bushing PTFE/Graphite
Disc Materials
(Details, Recommend Applications, Not Recommended For)
DI-NP
Nickel Plated Ductile Iron Ductile iron disc for strength, coated with Nickel Plating for corrosion resistance and increased abrasion resistance.
Recommend Applications: Air, Kerosene, Oils, Ketones, Hydrocarbons, Solvents, Detergents, Salts, Concentrated Organic Acids
Not Recommended For: Inorganic Acids, Diluted Organic Acids
CF8M
316 Stainless Steel Stainless steel disc is inherently strong for industrial use and corrosion resistant for a wide range of chemical and environmental applications.
Recommended Applications: Acetic Acids, Air, Automotive Oils & Fuels, Beer, Freon, Gasoline, Ketones, Oils, Oxygen, Steam, Sea Water, Potable Water
Not Recommended For: Acids
AL-BZ
Aluminum Bronze Strength similar to carbon steel, but with an aluminum oxide layer on the surface for excellent corrosion resistance.
Recommended Applications: Sea water, brine, detergents, gasoline, alcohols, esters, ketones, potable water
Not Recommended For: Acids
Polished
Polished 316 Stainless Steel All the benefits of stainless steel strength and corrosion resistance, plus a highly polished surface for sanitary applications.
Recommended Applications: Sanitary Applications, Potable Water
Not Recommended For: Acids
NY11
Nylon 11 Coated Ductile Iron Ductile iron disc for strength, coated with Nylon 11 for corrosion resistance and excellent abrasion resistance.
Recommended Applications: Inorganic salts, alkalis, most solvents, most organic acids, hydrocarbons, oils, kerosene, ketones, esters, detergents, sea water, abrasives
Not Recommended For: Inorganic acids, phenols, chlorinated solvents
PTFE
PTFE Coated 316 Stainless Steel
Recommended Applications: Acids, Alcohols, Solvents, Oils, Potable Water
Not Recommended For: Fluorine
Seat Material Guide
(General Applications, Temperature Range at Full Rated Pressure, Not Recommended For)
| Example |
Seat Material (Backing Material)
|
General Application
|
Temperature Range at Full Rated Pressure
|
Not Recommended For
|
 |
EPDM (Phenolic) EPDM
|
H20, Air, Brine, Abrasives, Phosphates, Esters Ketones, Alkali, Food Compounds, Liquids and Solids, Diluite Inorganic Acids, Caustic Soda
|
-40°F to 275°F (-40°C to 135°C)
|
Hydrocarbons, Oils, Fats, Dry Air
|
 |
White EPDM Food Grade (Phenolic) WEF
|
-40°F to 230°F (-40°C to 110°C)
|
||
| |
Black EPDM Food Grade (Phenolic) BEF
|
-40°F to 230°F (-40°C to 110°C)
|
||
| |
High Temp EPDM (Phenolic) HT-EPDM
|
Standard EPDM + Low Pressure Saturated Steam
|
-4°F to 302°F (-20°C to 150°C)
|
|
| |
Wear Resistant EPDM (Phenolic) WR-EPDM
|
Standard EPDM + Abrasive Products
|
14°F to 250°F (-40°C to 121°C)
|
|
| |
BUNA-N (NBR) (Phenolic) BUNA
|
Hydrocarbons with less than 40% of aromatics, Natural Gas, Air, H20, Sea Water, Brine, Alcohols, Glycols
|
10°F to 180°F (-12°C to 82°C)
|
Solvents, Benzene, Xylene
|
| |
White BUNA Food Grade (Phenolic) WBF
|
-30°F to 230°F (-30°C to 110°C)
|
||
|
High Temp BUNA (Hydrogenated NBR) (Phenolic) HNBR
|
Standard BUNA + Low Pressure Saturated Steam
|
-30°F to 330°F (-34°C to 165°C)
|
|
 |
VITON (FKM) (Aluminum) VITON
|
Hydrocarbons wth high concentration of aromatics, Mineral and Halogenated Acids, Phorforic Acid, Alphatic and Aromatic Ethers
|
0°F to 392°F (-18°C to 200°C)
|
Steam, Ketones, Amines, Esters, Alkali
|
 |
PTFE over EPDM (Phenolic) PTFE/E
|
Corrosive Products – Solvents
|
-4°F to 250°F (-20°C to 121°C)
|
Abrasive products, Fluorine Gases, Alkaline Metals
|
|
|
||||
| |
Natural Rubber (Phenolic) NR
|
Abrasive Products
|
-55°F to 210°F (-48°C to 99°C)
|
???
|
 |
Silicone (Phenolic) SIL
|
Beverages, Food
|
-40°F to 400°F (-40°C to 204°C)
|
Hydrocarbons, Solvents, Steam
|
| |
Chlorosulfonated Syn- thetic Rubber (Phenolic) CSM
|
Oxidizing Acids, Chromic Acid, Hydro uoric Acid, Sulphur Based Acids, Sodium Hypoclonte, ozone
|
0°F to 275°F (-18°C to 135°C)
|
Steam, Ketones, Hot Air, Nitric Acid
|
| |
Neoprene (Phenolic) NP
|
Oils, Dilute Mineral Acids, Alkali, Fats
|
20°F to 200°F
|
Ketones, Concentrated Acids, Solvents for Paint |
