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Service & Suport
SW4 Series - Single Seat Valves
The SW4 series hygienic single seat flow control valve is highly versatile and fulfills the demands of today鈥檚 processing industries. The hygienic valve design makes it ideal for applications in dairy, processed foods, beverage, brewery, and chemical industries.
SW4 Single Seat Valve Overview
Key Advantages
- Thick valve housing reduces stress in the seat area
- Wear-resistant elastomer/PTFE shaft seal and bearings extend seal life
- Convenient installation and maintenance
- Profile seals with markings for fast identification
- Metallic stop ensures proper compression of seat seal
- Ball-shaped housing reduces CIP cleaning time by preventing sump/dome formation
- Quick-release clamp closure for simple valve servicing
- Multiple housing configurations available
- Certified 3-A sanitary design
Construction Materials
All product-wetted components are made of AISI 316L / 1.4404 (DIN EN 100888) stainless steel. Seal materials include EPDM (standard), with options for HNBR and FPM.
SW4 Valve Variants
Configuration Options
- Manual actuation (SW4 H)
- Divert valve (SWS4)
- Tank outlet version (SWT4)
- High-pressure design (SWhp4)
- Steam barrier version (SW4 DPF)
- Long stroke variant for viscous media or large particulates
- Modulating cone option (SWR4)
- Tangential inlet/outlet configuration
- ATEX compliant versions
- 3-A version for enhanced hygienic applications
Nominal Dimensions
Available in DN 25 鈥� DN 150 / 1鈥� 鈥� 4鈥�, and 6鈥� sizes
厂颈锄别蝉:听听1" - 4", 6" / DN25 - DN150 Product Wetted Parts:聽 AISI 316L Non-Product Wetted Parts:聽 AISI 304 Seal Materials:聽
- Standard EPDM
- Optional:聽HNBR, FPM
Min. Control Air Pressure:聽87 PSI (6 bar) Max. Control Air Pressure:聽116 PSI (8 bar)
SW4 Single Seat and Change Over Valve Dimensions
Optional Equipment:
- Stroke limitator (1鈥� - 4鈥� and DN25-100)
- Crank handle for manual operation (1鈥� - 4鈥�, 6鈥� and DN25-150)
- Oil damp cylinder (1鈥� - 4鈥� and DN25-100 )
- Steam barrier
- Long stroke (2鈥� - 4鈥� and DN50-100)
- Tangential inlet (1鈥� - 4鈥� sizes only)
- Proximity holder
- Tank outlet version
- 3-A version
- CU control units
Pressure Ratings:
Operating Pressure:聽 Maximum line pressure: 145 psi (10 bar)
Temperature Ratings:
Operating temperature:聽Maximum 聽275潞F (135掳C),聽 Short time 284潞F (140潞C) - no steam