Stainless Steel Body
(Series 650/651)
Description:
- Stainless Steel Body Butterfly Valve; sizes 2” – 24”
- 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
(2” – 12” Sizes)
1
Body ASTM A351 grade CF8M
2
Seat
3
Upper Stem ASTM A276 431, 316SS Option
4
Disc
5
Lower Stem ASTM A276 431, 316SS Option
6
Lower Stem Retainer 304 SS
7
Stem Bushing PTFE lined fberglass
8
O-ring Fluoroelastomer
9
Nameplate Tag Stainless Steel
10
Split Washer 1Cr13
11
Snap Ring 304 SS
(14-24” Sizes)
1
Body ASTM A351 grade CF8M
2
Seat
3
Upper Stem ASTM A276 431, 316SS Option
4
Disc
5
Lower Stem ASTM A276 431, 316SS Option
6
Lower Stem Retainer 304 SS
7
Stem Bushing PTFE lined fberglass
8
O-ring Fluoroelastomer
9
Split Washer 1Cr13
10
Snap Ring 304 SS
11
Nameplate Tag Stainless Steel
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, |
-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 |
-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% |
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 |
-30°F to 330°F (-34°C to 165°C) |
|
 |
VITON (FKM) (Aluminum) VITON |
Hydrocarbons wth high concentration |
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, |
0°F to 275°F (-18°C to 135°C) |
Steam, Ketones, Hot Air, Nitric Acid |
| |
Neoprene (Phenolic) NP |
Oils, Dilute Mineral Acids, |
20°F to 200°F |
Ketones, Concentrated Acids, Solvents for Paint |
