Hygienic Butterfly Valve with Butt-weld Ends, Pneumatic Operated

Reference: SV-1PW
Sizes available: 1/2" to 12" (DN10-DN300)
End connection: butt-weld / butt-weld
Body & Disc: AISI 304 or 316L, (EN1.4301/EN1.4404)
Seat: EPDM, VMQ (Silicone) or Viton (FKM), FDA approved.
Max. working pressure: 145psi (10bar)
Working temperature range: -22°F to 248°F (-30°C to 120°C), or higher available upon request.
Operation: pneumatic actuator, 304SS, vertical type, NC/NO/AA options.
Actuator air pressure: 72-102psi (5-7bar)
Surface treatment: Ra 16-32µin (0.4-0.8µm), Ra 32µin (0.8µm) as default.

INQUIRY

APPLICATION

SV-1PW-V series is a pneumatic type sanitary butterfly valve with butt-welded / butt-welded ends, it is widely used in process piping systems for isolation and control. SV-1PW butterfly valve operates automatically by a vertical actuator.

TECHNICAL DATA

Body Material	AISI 304 or 316L (1.4301 / 1.4404)
Other Steel Parts	AISI 304
Seat Material	Silicone (default)
Seat Options	Buna-N (NBR), EPDM or Viton (FKM)
Max. Working Pressure	145psi (10bar) for DN25/1″-DN100/4″ 116psi (8bar) for DN125/5″-DN150/6″ 73psi (5bar) for DN200/8″-DN300/12″
Working Temperature	Buna-N (NBR) -4°F to 185°F (-20°C to 85°C)
	EPDM -4°F to 248°F (-20°C to 120°C)
	SILICONE -4°F to 302°F (-20℃ to 150°C)
	VITON (FKM) 14°F to 356°F (-10℃ to 180°C)
Sterilization Temperature	150°C (302°F), Max. 20 min
Internal Finish	Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 32µin as default.
External Finish	Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 32µin as default.
End Connections:	Butt-welded, Tri-clamp, Male and Female threaded, Flanged, I-line, KF or others upon request.
Pneumatic Actuator Types	Normally Closed (NC) – Air to open and spring to close; Normally Open (NO) – Air to close and spring to open; Air to Air (AA) – Air to open, air to close.
Actuator air pressure	72-102psi (5-7bar)
Electric Actuator Types	Basic ON/OFF Type Intelligent Modulating Type
Units for intelligent control and indication	Proximity Switches (position sensor) Limit Switch F-TOP C-TOP control IL-TOP control (Electropneumatic Positioner)

DESIGN & OPERATIONS

Design Features

● All stainless construction, forged 304 or 316L grade stainless steel body & disc.
● FDA-approved seat materials: EPDM, Silicone, Viton (FPM).
● Sanitary surface finish, available with Ra < 0.4µm or EP (SF1 and SF4)
● Manual handle, pneumatic actuator and electric actuator are interchangeable
● A wide selection of different end connections
● Standards: DIN, 3A, SMS, ISO / IDF, BS / RJT, and ASME / BPE
● Certificates: 3A, FDA, PED 97/23/EC, ISO9001/2008
● Suitable for low and medium viscosity fluids
● 100% hydraulic tested / 100% inspected
● Repair Kits available consisting of seat and bushings

Operations

● Actuators
Pneumatic stainless steel actuator (vertical type)
Pneumatic aluminum actuator (horizontal type)
Electric actuator
● Units for intelligent control and indication:
Proximity Switches (position sensor)
Limit Switch
C-top control
IL-top control (Positioner)
● Handles
Pull handle, three or four positions
Multipositioning handle with plastic cover
Multipositioning handle with stainless steel cover
Lockable multi-position handle