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WK 74 Sanitary Ball Valve
Brand: Worcester-ControlsFlowserve Worcester Controls Series WK 74 clean valves operate dependably in the pharmaceutical, biotech, food, cosmetic, paint, chemical and semi-conductor manufacturing industries where microbes, media deposits, mineral impurities and cross-contamination can threaten the quality of the product.
The high-purity design, high vacuum rating, high cycle life and pressure/temperature rating of these valves make them ideal for applications from sterile steam to nutrient inlets to high-purity water.
The performance of the WK 74 Tube Bore Clean Valve is based on a combination of high standard specifications.
Specifications
Brand
Approvals & Certifications
- ISO 9001
- PED
- FDA
- API 607 Edition 4
- Compliance
Ball Material
- 316L Stainless Steel - A479 Condition A
Bearing Material
- Thrust Bearing (Fire Rated): Graphite, Carbon-Filled
- Thrust Bearing: PEEK
- Thrust Bearing: PolyFill
- Thrust Bearing: TFE-Virgin
- Thrust Bearing: TFM-Virgin
Enclosure Finish
- Interior Surface Finish: Electroplishing (20 Ra, 10 Ra)
Enclosure, Body Material
- 316L Stainless Steel - ASTM A351 CF3M
Flow Capacity
- Extended Butt Weld O.D. Tube: 6.5 to 1,889 Cv
- Quick Disconnect: 8.1 to 2,054 Cv
Handle Assembly Material
- 304 Stainless Steel - ASTM A167, Vinyl Coated
Materials of Construction
- Belleville Washers: AISI 301 Stainless Steel
- Pipe Ends (ASTM A351 CF3M), Follower (AISI): 316L Stainless Steel
- Seal Protector: PEEK
- Stop Pin (A276), Lock Washer (AISI): 300 Series Stainless Steel
Nut & Bolt Material
- Body Bolt: 316 Stainless Steel (ASTM F593 Grade 2)
- Body Nut: 304 Stainless Steel (ASTM A194 Grade 8)
- Handle Nut & Retaining Nut: AISI 300 Series Stainless Steel, Zinc-Plated
Operation
- Lever Handle
Pressure Rating
- Extended Butt Weld O.D. Tube - psig: 500 (kPa: 3,447, bar: 34.47)
Seat / Seal Material
- Body Seal & Stem Seal: Graphite (Fire Rated)
- Body Seal & Stem Seal: TFE-Virgin
- Seat & Stem Seal: TFM
- Seat: Cavity Filled
- Seat: Polyfill
- Seat: Reinforced TFE
- Stem Seal: PEEK
Stem Material
- 316L Stainless Steel - A479 Condition A
Tube Connection
- 1" O.D. Tube
- 1/2" O.D. Tube
- 1-1/2" O.D. Tube
- 2" O.D. Tube
- 3" O.D. Tube
- 3/4" O.D. Tube
- 4" O.D. Tube
Valve Type
- Automated
- Manual
Welded Connection
- 1" Butt Weld End
- 1/2" Butt Weld End
- 1-1/2" Butt Weld End
- 2" Butt Weld End
- 3" Butt Weld End
- 3/4" Butt Weld End
- 4" Butt Weld End
- Biotechnology
- Chemical Industry
- Cosmetics
- Food
- Paint
- Pharmaceutical
- Semi-Conductor Manufacturing Industry
- Sterile Steam