VBD Double Seat Butterfly Valve

VBD series butterfly valve is a type of flow control device, used to make a fluid start or stop flowing through a section of pipe. It is well applied to stainless steel pipe systems for food, beverage, dairy, brewing, pharmaceuatical, bio-pharmaceuatical and chemical industries. • Operation: Manual, Pneumatic, Electric • Body Materials: AISI-304 or AISI-316L • Gasket Material: Silicon, EPDM, VITON, NBR • Size Available: 1/2"-10" or DN15-DN250

Application

Materials

Body Materials: AISI-304 or AISI-316L
Gasket Material:Silicon, EPDM, VITON, NBR

Valve seat and gasket comply with FDA 21CFR177.2600

Standard Design

Standard Avaliable: DIN, SMS, ISO / IDF, BS / RJT, and ASME / BPE.
Available in sizes from DN15 / 1/2" to DN250 / 10"
End connection: Butt-weld, Clamp, Male, Nut, Liner or Flange or others upon request.
Handle: plastic pull handle (2-4 positions) or plastic/stainless steel squezee handle (13 positions)
Actuator: pneumatic stainless steel actuator (vertical type), pneumatic aluminum actuator (horizontal type), electric actuator.
Control: position sensor, C-top controller, C-top controller (AS-I)
Manual handle, pneumatic actuator and electric actuator are interchangeable.

Technical Specification

Max. pressure: 10bar (145psi) DN25 ~ 100; 8bar (120psi) DN125 ~ 150
Temperature range: 14 ~ 248°F (-10 ~ 120°C), EPDM
Surface treatment: Ra 16 ~ 32µin (0.4 ~ 0.8µm)
Supply pressure for air actuator: 70 ~ 115psi

Connection Type

Technical Parameters

Technical Parameters
Steel material	Product wetted steel parts	AISI 316L / 304 forged (1.4306 / 1.4404)	Provided with material inspection report
	Other steel parts	AISI 304
Seal material	Standard	EPDM	All seal materials comply with FDA 21CFR117.2600
	Options	VMQ / FPM
Pressure	Working pressure	≤10bar (145psi)
	Supply pressure for air actuator	5 ~ 8bar (70 ~ 116psi)
Temperature	Working temperature	EPDM: 14 ~ 248°F (-10 ~ 120°C) VMQ: -58 ~ 356°F (-50 ~ +180°C) FPM: -22 ~ 446°F (-30 ~ +230°C) Other materials are available upon request
	Sterilization temperature	302°F (150°C, Max. 20 min)
Surface treatment	Inside surface treatment	Ra 16 ~ 32µin (0.4 ~ 0.8µm)
	Outside surface treatment	Ra32 ~ 64µin (0.8 ~ 1.6µm)
Connection	The welding diameter	Welding ends: DIN 11850-2 with 11850-1 / SMS / 3A / ISO Series, etc.
	End connections: butt-welded, sanitary clamp, male and female threaded, flanged, I-line or others upon request.